Merge pull request #13025 from microsoft/main

Update changelog for 1.23.2 (2nd time) (#13024 )
[Auto] Localization - Translated Strings (#12869 )
2024-12-05 12:45:31 -08:00 · 2024-12-05 12:39:02 -08:00 · 2024-12-05 12:09:39 -08:00 · 2024-12-04 20:04:33 -08:00 · 2024-12-04 18:55:51 -08:00 · 2024-12-04 15:01:24 -08:00
89 changed files with 1436 additions and 303 deletions
@@ -10,6 +10,6 @@ jobs:
  job:
    uses: ./.github/workflows/job-compile-and-test.yml
    with:
-      runner-env: macos-12
+      runner-env: macos-14
      platform: mac
      yarn-args: --network-timeout 100000
@@ -0,0 +1,8 @@
+# Each line is a file pattern followed by one or more owners.
+
+# These owners will be the default owners for everything in
+# the repo. Unless a later match takes precedence,
+# @microsoft/cpptools-maintainers will be requested for
+# review when someone opens a pull request.
+
+*   @microsoft/cpptools-maintainers
@@ -1,5 +1,43 @@
 # C/C++ for Visual Studio Code Changelog

+### Version 1.23.2: December 5, 2024
+### Enhancements
+* Changes to how paths are internally canonicalized on Linux and macOS, avoiding file system access to improve performance and delay resolution of symbolic links. [#12924](https://github.com/microsoft/vscode-cpptools/issues/12924)
+* Add handling of `-fno-char8_t` and `-fchar8_t` compiler arguments. [#12968](https://github.com/microsoft/vscode-cpptools/issues/12968)
+* Add support for providing well-known compiler argument information to Copilot Completions. [PR #12979](https://github.com/microsoft/vscode-cpptools/pull/12979)
+* Fixed unnecessary cancellation of Copilot context requests. [PR #12988](https://github.com/microsoft/vscode-cpptools/pull/12988)
+* Add support for passing an additional parameter to `C_Cpp.ConfigurationSelect` command. [PR #12993](https://github.com/microsoft/vscode-cpptools/pull/12993)
+  * Thank you for the contribution. [@adrianstephens](https://github.com/adrianstephens)
+* Update clang-format and clang-tidy from 19.1.2 to 19.1.5.
+
+### Bug Fixes
+* Increase clang-format timeout from 10 seconds to 30 seconds. [#10213](https://github.com/microsoft/vscode-cpptools/issues/10213)
+* Fix casing of path in include completion tooltip on Windows. [#12895](https://github.com/microsoft/vscode-cpptools/issues/12895)
+* Fix pattern matching of sections in `.editorConfig` files. [#12933](https://github.com/microsoft/vscode-cpptools/issues/12933)
+* Fix handling of relative paths passed to cl.exe `/reference` argument. [#12944](https://github.com/microsoft/vscode-cpptools/issues/12944)
+* Fix a leak of compile command file watchers. [#12946](https://github.com/microsoft/vscode-cpptools/issues/12946)
+  * Thank you for the contribution. [@yiftahw](https://github.com/yiftahw) [PR #12948](https://github.com/microsoft/vscode-cpptools/pull/12948)
+* Fix a compile commands fallback logic issue. [#12947](https://github.com/microsoft/vscode-cpptools/issues/12947)
+  * Thank you for the contribution. [@yiftahw](https://github.com/yiftahw) [PR #12948](https://github.com/microsoft/vscode-cpptools/pull/12948)
+* Fix an issue in which a `didOpen` event was processed before the language client was fully started. [#12954](https://github.com/microsoft/vscode-cpptools/issues/12954)
+* Fix IntelliSense issues related to large header files (>32K) and encodings other than UTF-8.
+* Fix a deadlock.
+
+### Version 1.23.1: November 6, 2024
+### Bug Fixes
+* A potential fix for a crash during process shutdown (in `uv_run`). [#12668](https://github.com/microsoft/vscode-cpptools/issues/12668)
+* Fix a performance issue where some LSP requests would delay other LSP requests. [#12905](https://github.com/microsoft/vscode-cpptools/issues/12905)
+* A potential fix for a crash in cpptools (in `report_intellisense_results`).
+* Fix a random deadlock with `compiler_info::find_or_create`.
+* Fix a random deadlock with `handle_edits`.
+* Other internal fixes.
+
+## Version 1.22.11: November 5, 2024
+### Bug Fixes
+* Fix system includes incorrectly being treated as non-system includes when specified with `-I`. [#12842](https://github.com/microsoft/vscode-cpptools/issues/12842)
+* Fix inactive region ranges when multi-byte UTF-8 characters are used. [#12879](https://github.com/microsoft/vscode-cpptools/issues/12879)
+* Fix formatting with `.editorconfig` files. [#12921](https://github.com/microsoft/vscode-cpptools/issues/12921)
+
 ## Version 1.23.0: October 29, 2024
 ### Enhancements
 * Update to clang-format and clang-tidy 19.1.2. [#12824](https://github.com/microsoft/vscode-cpptools/issues/12824)
@@ -2429,6 +2429,7 @@ The notices below are from non-npm sources.
 - ANTLR (http://www.antlr2.org/)
 - C++11 Sublime Text Snippets (https://github.com/Rapptz/cpp-sublime-snippet)
 - Clang (https://clang.llvm.org/)
+- editorconfig-core-js (https://github.com/editorconfig/editorconfig-core-js)
 - gcc-11/libgcc (https://packages.ubuntu.com/jammy/gcc-11-base)
 - Guidelines Support Library (https://github.com/Microsoft/GSL)
 - libc++ (https://libcxx.llvm.org/index.html)
@@ -2677,6 +2678,31 @@ mechanisms:
 =========================================
 END OF Clang NOTICES AND INFORMATION

+%% editorconfig-core-js NOTICES AND INFORMATION BEGIN HERE
+=========================================
+Copyright © 2012 EditorConfig Team
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the “Software”), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+
+=========================================
+END OF editorconfig-core-js NOTICES AND INFORMATION
+
 %% gcc-9/libgcc NOTICES AND INFORMATION BEGIN HERE
 =========================================
 The following runtime libraries are licensed under the terms of the
@@ -16,7 +16,7 @@
 	"compiler.path.not.exists": "找不到 {0}。将忽略 {1} 任务。",
 	"pre.Launch.Task": "preLaunchTask: {0}",
 	"debugger.path.not.exists": "找不到 {0} 调试器。将忽略 {1} 的调试配置。",
-	"build.and.debug.active.file": "生成和调试活动文件",
+	"build.and.debug.active.file": "构建和调试活动文件",
 	"cl.exe.not.available": "仅当从 VS 开发人员命令提示符处运行 VS Code 时，{0} 生成和调试才可用。",
 	"lldb.find.failed": "缺少 lldb-mi 可执行文件的依赖项“{0}”。",
 	"lldb.search.paths": "搜索范围:",
@@ -16,7 +16,6 @@
 	"path.is.not.a.file": "路径不是文件: {0}",
 	"path.is.not.a.directory": "路径不是目录: {0}",
 	"duplicate.name": "{0} 重复。配置名称应是唯一的。",
-	"cannot.find2": "无法找到“{0}”。",
 	"multiple.paths.not.allowed": "不允许使用多个路径。",
 	"paths.are.not.directories": "路径不是目录: {0}"
 }
@@ -0,0 +1,8 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+// Do not edit this file. It is machine generated.
+{
+	"copilot.relatedfilesprovider.error": "Error while retrieving result. Reason: {0}"
+}
@@ -0,0 +1,9 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+// Do not edit this file. It is machine generated.
+{
+	"copilot.projectcontext.error": "Error while retrieving the project context. Reason: {0}",
+	"copilot.cppcontext.error": "Error while retrieving the #cpp context."
+}
@@ -315,5 +315,6 @@
 	"refactor_extract_reference_return_c_code": "函数必须通过引用返回一个值。C 代码不能返回引用。",
 	"refactor_extract_xborder_jump": "所选代码和外层代码之间的存在跳跃。",
 	"refactor_extract_missing_return": "在所选代码中，一些控制路径退出而没有设置返回值。这只受标量、数字、和指针返回类型支持。",
-	"expand_selection": "展开选择(以启用“提取到函数”)"
+	"expand_selection": "展开选择(以启用“提取到函数”)",
+	"file_not_found_in_path2": "在 compile_commands.json 文件中找不到 \"{0}\"。此文件将改用文件夹“{1}”中的 c_cpp_properties.json 中包含的 \"includePath\"。"
 }
@@ -6,6 +6,6 @@
 {
 	"walkthrough.windows.title.open.dev.command.prompt": "使用开发人员命令提示符重新启动",
 	"walkthrough.windows.background.dev.command.prompt": "正在使用带有 MSVC 编译器的 Windows 机器，因此需要从开发人员命令提示符中启动 VS Code，以便所有环境变量都能正确设置。要使用开发人员命令提示符重新启动:",
-	"walkthrough.open.command.prompt": "通过在 Windows 开始菜单中键入 \"developer\" 来打开 VS 的开发人员命令提示提示。选择 VS 的开发人员命令提示提示，它将自动导航到当前打开的文件夹。",
+	"walkthrough.open.command.prompt": "通过在 Windows 开始菜单中键入 \"developer\" 来打开 VS 的开发人员命令提示。选择 VS 的开发人员命令提示，它将自动导航到当前打开的文件夹。",
 	"walkthrough.windows.press.f5": "在命令提示符中键入 \"code\"，然后按 Enter。这应该重新启动 VS Code 并将你带回此演练。"
 }
@@ -20,6 +20,6 @@
 	"walkthrough.windows.command.prompt.name1": "VS 的 Developer 命令提示",
 	"walkthrough.windows.check.install": "在 VS 的开发人员命令提示中键入 {0} 以检查 MSVC 安装。你应该会看到包含版本和基本使用说明的版权消息。",
 	"walkthrough.windows.note2": "注意",
-	"walkthrough.windows.note2.text": "要从命令行或 VS Code 使用 MSVC，必须从 {0} 运行。普通 shell (例如 {1}、 {2})或 Windows 命令提示符未设置必要的路径环境变量。",
+	"walkthrough.windows.note2.text": "要从命令行或 VS Code 使用 MSVC，必须从 {0} 运行。普通 shell (例如 {1}、{2} 或 Windows 命令提示符)未设置必要的路径环境变量。",
 	"walkthrough.windows.command.prompt.name2": "VS 的开发人员命令提示"
 }
@@ -14,7 +14,7 @@
 	"walkthrough.windows.command.prompt.name1": "VS 的 Developer 命令提示",
 	"walkthrough.windows.check.install": "在 VS 的开发人员命令提示中键入 {0} 以检查 MSVC 安装。你应该会看到包含版本和基本使用说明的版权消息。",
 	"walkthrough.windows.note2": "注意",
-	"walkthrough.windows.note2.text": "要从命令行或 VS Code 使用 MSVC，必须从 {0} 运行。普通 shell (例如 {1}、 {2})或 Windows 命令提示符未设置必要的路径环境变量。",
+	"walkthrough.windows.note2.text": "要从命令行或 VS Code 使用 MSVC，必须从 {0} 运行。普通 shell (例如 {1}、{2} 或 Windows 命令提示符)未设置必要的路径环境变量。",
 	"walkthrough.windows.command.prompt.name2": "VS 的开发人员命令提示",
 	"walkthrough.windows.other.compilers": "其他编译器选项",
 	"walkthrough.windows.text3": "如果面向的是 Windows 中的 Linux，请查看{0}。或者，可{1}。",
@@ -14,7 +14,7 @@
 	"walkthrough.windows.command.prompt.name1": "VS 的 Developer 命令提示",
 	"walkthrough.windows.check.install": "在 VS 的开发人员命令提示中键入 {0} 以检查 MSVC 安装。你应该会看到包含版本和基本使用说明的版权消息。",
 	"walkthrough.windows.note2": "注意",
-	"walkthrough.windows.note2.text": "要从命令行或 VS Code 使用 MSVC，必须从 {0} 运行。普通 shell (例如 {1}、 {2})或 Windows 命令提示符未设置必要的路径环境变量。",
+	"walkthrough.windows.note2.text": "要从命令行或 VS Code 使用 MSVC，必须从 {0} 运行。普通 shell (例如 {1}、{2} 或 Windows 命令提示符)未设置必要的路径环境变量。",
 	"walkthrough.windows.command.prompt.name2": "VS 的开发人员命令提示",
 	"walkthrough.windows.other.compilers": "其他编译器选项",
 	"walkthrough.windows.text3": "如果面向的是 Windows 中的 Linux，请查看{0}。或者，可{1}。",
@@ -16,7 +16,6 @@
 	"path.is.not.a.file": "路徑不是檔案: {0}",
 	"path.is.not.a.directory": "路徑不是目錄: {0}",
 	"duplicate.name": "{0} 重複。組態名稱應該是唯一的。",
-	"cannot.find2": "找不到 \"{0}\"。",
 	"multiple.paths.not.allowed": "不允許使用多個路徑。",
 	"paths.are.not.directories": "路徑不是目錄: {0}"
 }
@@ -0,0 +1,8 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+// Do not edit this file. It is machine generated.
+{
+	"copilot.relatedfilesprovider.error": "Error while retrieving result. Reason: {0}"
+}
@@ -0,0 +1,9 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+// Do not edit this file. It is machine generated.
+{
+	"copilot.projectcontext.error": "Error while retrieving the project context. Reason: {0}",
+	"copilot.cppcontext.error": "Error while retrieving the #cpp context."
+}
@@ -315,5 +315,6 @@
 	"refactor_extract_reference_return_c_code": "函式必須藉傳址傳回值。C 程式碼無法傳回參考。",
 	"refactor_extract_xborder_jump": "所選程式碼與周圍的程式碼之間存在跳躍。",
 	"refactor_extract_missing_return": "在選取的程式碼中，有一些控制項路徑未設定傳回值便結束。只有純量、數值與指標傳回類型支援此作法。",
-	"expand_selection": "展開選取範圍 (以啟用 [擷取至函式])"
+	"expand_selection": "展開選取範圍 (以啟用 [擷取至函式])",
+	"file_not_found_in_path2": "在 compile_commands.json 檔案中找不到 \"{0}\"。將對此檔案改用資料夾 '{1}' 中 c_cpp_properties.json 的 'includePath'。"
 }
@@ -7,7 +7,7 @@
 	"c_cpp.subheaders.intelliSense.title": "IntelliSense",
 	"c_cpp.subheaders.formatting.title": "Formátování",
 	"c_cpp.subheaders.codeDocumentation.title": "Dokumentace ke kódu",
-	"c_cpp.subheaders.codeAnalysis.title": "Code Analysis",
+	"c_cpp.subheaders.codeAnalysis.title": "Analýza kódu",
 	"c_cpp.subheaders.debugging.title": "Ladění",
 	"c_cpp.subheaders.resourceManagement.title": "Správa prostředků",
 	"c_cpp.subheaders.miscellaneous.title": "Různé",
@@ -16,7 +16,6 @@
 	"path.is.not.a.file": "Cesta není soubor: {0}",
 	"path.is.not.a.directory": "Cesta není adresář: {0}",
 	"duplicate.name": "{0} je duplicitní. Název konfigurace by měl být jedinečný.",
-	"cannot.find2": "Nejde najít {0}.",
 	"multiple.paths.not.allowed": "Více cest není povoleno.",
 	"paths.are.not.directories": "Cesty nejsou adresáře: {0}"
 }
@@ -0,0 +1,8 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+// Do not edit this file. It is machine generated.
+{
+	"copilot.relatedfilesprovider.error": "Error while retrieving result. Reason: {0}"
+}
@@ -0,0 +1,9 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+// Do not edit this file. It is machine generated.
+{
+	"copilot.projectcontext.error": "Error while retrieving the project context. Reason: {0}",
+	"copilot.cppcontext.error": "Error while retrieving the #cpp context."
+}
@@ -315,5 +315,6 @@
 	"refactor_extract_reference_return_c_code": "Funkce by musela vracet hodnotu pomocí odkazu. Kód C nemůže vracet odkazy.",
 	"refactor_extract_xborder_jump": "Přecházení mezi vybraným kódem a okolním kódem jsou k dispozici.",
 	"refactor_extract_missing_return": "Ve vybraném kódu se některé cesty ovládacího prvku ukončují bez nastavení návratové hodnoty. To se podporuje jenom u skalárních, numerických a ukazovacích návratových typů.",
-	"expand_selection": "Rozbalit výběr (pro povolení možnosti Extrahovat do funkce)"
+	"expand_selection": "Rozbalit výběr (pro povolení možnosti Extrahovat do funkce)",
+	"file_not_found_in_path2": "\"{0}\" not found in compile_commands.json files. 'includePath' from c_cpp_properties.json in folder '{1}' will be used for this file instead."
 }
@@ -39,7 +39,7 @@
 	"c_cpp.command.RunCodeAnalysisOnActiveFile.title": "Codeanalyse für aktive Dateien ausführen",
 	"c_cpp.command.RunCodeAnalysisOnOpenFiles.title": "Codeanalyse für geöffnete Dateien ausführen",
 	"c_cpp.command.RunCodeAnalysisOnAllFiles.title": "Codeanalyse für alle Dateien ausführen",
-	"c_cpp.command.RemoveAllCodeAnalysisProblems.title": "Alle Code Analysis Probleme löschen",
+	"c_cpp.command.RemoveAllCodeAnalysisProblems.title": "Alle Codeanalyseprobleme löschen",
 	"c_cpp.command.BuildAndDebugFile.title": "C/C++-Datei debuggen",
 	"c_cpp.command.BuildAndRunFile.title": "C/C++-Datei ausführen",
 	"c_cpp.command.AddDebugConfiguration.title": "Debugkonfiguration hinzufügen",
@@ -16,7 +16,6 @@
 	"path.is.not.a.file": "Der Pfad ist keine Datei: {0}",
 	"path.is.not.a.directory": "Der Pfad ist kein Verzeichnis: {0}",
 	"duplicate.name": "\"{0}\" ist ein Duplikat. Der Konfigurationsname muss eindeutig sein.",
-	"cannot.find2": "\"{0}\" wurde nicht gefunden.",
 	"multiple.paths.not.allowed": "Mehrere Pfade sind nicht zulässig.",
 	"paths.are.not.directories": "Pfade sind keine Verzeichnisse: {0}"
 }
@@ -0,0 +1,8 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+// Do not edit this file. It is machine generated.
+{
+	"copilot.relatedfilesprovider.error": "Error while retrieving result. Reason: {0}"
+}
@@ -0,0 +1,9 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+// Do not edit this file. It is machine generated.
+{
+	"copilot.projectcontext.error": "Error while retrieving the project context. Reason: {0}",
+	"copilot.cppcontext.error": "Error while retrieving the #cpp context."
+}
@@ -315,5 +315,6 @@
 	"refactor_extract_reference_return_c_code": "Die Funktion muss einen Wert durch Verweis zurückgeben. C-Code kann keine Verweise zurückgeben.",
 	"refactor_extract_xborder_jump": "Es sind Sprünge zwischen dem ausgewählten und dem umgebenden Code vorhanden.",
 	"refactor_extract_missing_return": "Im ausgewählten Code werden einige Steuerungspfade beendet, ohne den Rückgabewert festzulegen. Dies wird nur für skalare, numerische und Zeigerrückgabetypen unterstützt.",
-	"expand_selection": "Auswahl erweitern (um „In Funktion extrahieren“ zu aktivieren)"
+	"expand_selection": "Auswahl erweitern (um „In Funktion extrahieren“ zu aktivieren)",
+	"file_not_found_in_path2": "„{0}“ wurde in compile_commands.json-Dateien nicht gefunden. Stattdessen wird „includePath“ aus „c_cpp_properties.json“ im Ordner „{1}“ für diese Datei verwendet."
 }
@@ -39,7 +39,7 @@
 	"c_cpp.command.RunCodeAnalysisOnActiveFile.title": "Ejecutar análisis de código en el archivo activo",
 	"c_cpp.command.RunCodeAnalysisOnOpenFiles.title": "Ejecutar análisis de código en archivos abiertos",
 	"c_cpp.command.RunCodeAnalysisOnAllFiles.title": "Ejecutar análisis de código en todos los archivos",
-	"c_cpp.command.RemoveAllCodeAnalysisProblems.title": "Borrar todos los problemas de Code Analysis",
+	"c_cpp.command.RemoveAllCodeAnalysisProblems.title": "Borrar todos los problemas de análisis de código",
 	"c_cpp.command.BuildAndDebugFile.title": "Depurar archivo C/C++",
 	"c_cpp.command.BuildAndRunFile.title": "Ejecutar archivo C/C++",
 	"c_cpp.command.AddDebugConfiguration.title": "Agregar configuración de depuración",
@@ -16,7 +16,6 @@
 	"path.is.not.a.file": "La ruta de acceso no es un archivo: {0}",
 	"path.is.not.a.directory": "La ruta de acceso no es un directorio: {0}",
 	"duplicate.name": "{0} es un duplicado. El nombre de la configuración debe ser único.",
-	"cannot.find2": "No se encuentra \"{0}\".",
 	"multiple.paths.not.allowed": "No se permiten varias rutas de acceso.",
 	"paths.are.not.directories": "Las rutas de acceso no son directorios: {0}"
 }
@@ -0,0 +1,8 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+// Do not edit this file. It is machine generated.
+{
+	"copilot.relatedfilesprovider.error": "Error while retrieving result. Reason: {0}"
+}
@@ -0,0 +1,9 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+// Do not edit this file. It is machine generated.
+{
+	"copilot.projectcontext.error": "Error while retrieving the project context. Reason: {0}",
+	"copilot.cppcontext.error": "Error while retrieving the #cpp context."
+}
@@ -315,5 +315,6 @@
 	"refactor_extract_reference_return_c_code": "La función debería devolver un valor por referencia. El código C no puede devolver referencias.",
 	"refactor_extract_xborder_jump": "Hay saltos entre el código seleccionado y el código que lo rodea.",
 	"refactor_extract_missing_return": "En el código seleccionado, algunas rutas de control salen sin establecer el valor devuelto. Esto se admite solo para tipos de valor devuelto escalar, numérico y puntero.",
-	"expand_selection": "Expandir selección (para habilitar 'Extraer a función')"
+	"expand_selection": "Expandir selección (para habilitar 'Extraer a función')",
+	"file_not_found_in_path2": "\"{0}\" no se encuentra en compile_commands.json archivos. ''includePath'' de c_cpp_properties.json de la carpeta ''{1}'' se usará en su lugar para este archivo."
 }
@@ -7,7 +7,7 @@
 	"c_cpp.subheaders.intelliSense.title": "IntelliSense",
 	"c_cpp.subheaders.formatting.title": "Mise en forme",
 	"c_cpp.subheaders.codeDocumentation.title": "Documentation du code",
-	"c_cpp.subheaders.codeAnalysis.title": "Code Analysis",
+	"c_cpp.subheaders.codeAnalysis.title": "Analyse du code",
 	"c_cpp.subheaders.debugging.title": "Débogage",
 	"c_cpp.subheaders.resourceManagement.title": "Gestion des ressources",
 	"c_cpp.subheaders.miscellaneous.title": "Divers",
@@ -16,7 +16,6 @@
 	"path.is.not.a.file": "Le chemin n'est pas un fichier : {0}",
 	"path.is.not.a.directory": "Le chemin n'est pas un répertoire : {0}",
 	"duplicate.name": "{0} est dupliqué. Le nom de configuration doit être unique.",
-	"cannot.find2": "\"{0}\" est introuvable.",
 	"multiple.paths.not.allowed": "Il est interdit d’utiliser plusieurs chemin d’accès.",
 	"paths.are.not.directories": "Les chemins d’accès ne sont pas des répertoires : {0}"
 }
@@ -0,0 +1,8 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+// Do not edit this file. It is machine generated.
+{
+	"copilot.relatedfilesprovider.error": "Error while retrieving result. Reason: {0}"
+}
@@ -0,0 +1,9 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+// Do not edit this file. It is machine generated.
+{
+	"copilot.projectcontext.error": "Error while retrieving the project context. Reason: {0}",
+	"copilot.cppcontext.error": "Error while retrieving the #cpp context."
+}
@@ -315,5 +315,6 @@
 	"refactor_extract_reference_return_c_code": "La fonction doit renvoyer une valeur par référence. Le code C ne peut pas renvoyer de référence.",
 	"refactor_extract_xborder_jump": "Des sauts entre le code sélectionné et le code environnant sont présents.",
 	"refactor_extract_missing_return": "Dans le code sélectionné, certains chemins de contrôle s'arrêtent sans définir la valeur renvoyée. Cela n'est pris en charge que pour les types de retour scalaire, numérique et pointeur.",
-	"expand_selection": "Développer la sélection (pour activer ' Extraire vers la fonction')"
+	"expand_selection": "Développer la sélection (pour activer ' Extraire vers la fonction')",
+	"file_not_found_in_path2": "« {0} » n'a pas été trouvé dans les fichiers compile_commands.json. « includePath » from c_cpp_properties.json in folder « {1} » sera utilisé pour ce fichier à la place."
 }
@@ -7,7 +7,7 @@
 	"c_cpp.subheaders.intelliSense.title": "IntelliSense",
 	"c_cpp.subheaders.formatting.title": "Formattazione",
 	"c_cpp.subheaders.codeDocumentation.title": "Documentazione del codice",
-	"c_cpp.subheaders.codeAnalysis.title": "Code Analysis",
+	"c_cpp.subheaders.codeAnalysis.title": "Analisi codice",
 	"c_cpp.subheaders.debugging.title": "Debug",
 	"c_cpp.subheaders.resourceManagement.title": "Gestione risorse",
 	"c_cpp.subheaders.miscellaneous.title": "Varie",
@@ -39,7 +39,7 @@
 	"c_cpp.command.RunCodeAnalysisOnActiveFile.title": "Esegui analisi del codice su File attivo",
 	"c_cpp.command.RunCodeAnalysisOnOpenFiles.title": "Esegui analisi del codice su Apri file",
 	"c_cpp.command.RunCodeAnalysisOnAllFiles.title": "Esegui analisi del codice su Tutti i file",
-	"c_cpp.command.RemoveAllCodeAnalysisProblems.title": "Cancellare tutti i problemi Code Analysis",
+	"c_cpp.command.RemoveAllCodeAnalysisProblems.title": "Cancellare tutti i problemi di analisi codice",
 	"c_cpp.command.BuildAndDebugFile.title": "Debug file C/C++",
 	"c_cpp.command.BuildAndRunFile.title": "Esegui file C/C++",
 	"c_cpp.command.AddDebugConfiguration.title": "Aggiungere configurazione di debug",
@@ -70,7 +70,7 @@
 	"c_cpp.configuration.codeAnalysis.runAutomatically.markdownDescription": "Se è `true`, analisi del codice verrà eseguito automaticamente su un file dopo l'apertura o il salvataggio.",
 	"c_cpp.configuration.codeAnalysis.clangTidy.codeAction.showDisable.markdownDescription": "Se è `true`, l'azione codice 'Disabilita' verrà visualizzata quando disponibile (all'analisi codice successiva). Quando si usa l'azione codice 'Disabilita', aggiunge il codice di avviso all'impostazione `C_Cpp.codeAnalysis.clangTidy.checks.disabled`.",
 	"c_cpp.configuration.codeAnalysis.clangTidy.codeAction.showDocumentation.markdownDescription": "Se è `true`, l'azione codice 'Mostra documentazione per' verrà visualizzata quando disponibile (all'analisi codice successiva).",
-	"c_cpp.configuration.codeAnalysis.clangTidy.codeAction.showClear.description": "Controlla quali opzioni di azione codice per il problema Code Analysis 'Cancella' sono disponibili. La modifica dell'impostazione per visualizzare altre opzioni potrebbe richiedere la ripetizione dell'analisi codice.",
+	"c_cpp.configuration.codeAnalysis.clangTidy.codeAction.showClear.description": "Controlla quali opzioni di azione codice per il problema di analisi codice 'Cancella' sono disponibili. La modifica dell'impostazione per visualizzare altre opzioni potrebbe richiedere la ripetizione dell'analisi codice.",
 	"c_cpp.configuration.codeAnalysis.clangTidy.codeAction.showClear.None.description": "Non mostrare azioni codice 'Cancella'.",
 	"c_cpp.configuration.codeAnalysis.clangTidy.codeAction.showClear.AllOnly.description": "Mostrare solo l'azione codice 'Cancella tutto' (o 'Cancella tutti <type>' se è presente un solo tipo o 'Cancella questo' se è presente un solo problema).",
 	"c_cpp.configuration.codeAnalysis.clangTidy.codeAction.showClear.AllAndAllType.description": "Mostrare l'azione codice 'Cancella tutto' (se sono presenti più tipi di problema) e l'azione codice 'Cancella tutti <type>' (o 'Cancella questo' se è presente un solo problema per <type>)",
@@ -4,8 +4,8 @@
 *--------------------------------------------------------------------------------------------*/
 // Do not edit this file. It is machine generated.
 {
-	"fix.all.code.analysis.problems": "Correggere tutti i problemi Code Analysis",
-	"clear.all.code.analysis.problems": "Cancellare tutti i problemi di Code Analysis",
+	"fix.all.code.analysis.problems": "Correggere tutti i problemi analisi codice",
+	"clear.all.code.analysis.problems": "Cancellare tutti i problemi di analisi codice",
 	"fix.all.type.problems": "Correggere tutti i problemi {0}",
 	"disable.all.type.problems": "Disabilitare tutti i problemi {0}",
 	"clear.all.type.problems": "Cancellare tutti i problemi {0}",
@@ -16,7 +16,6 @@
 	"path.is.not.a.file": "Il percorso non è un file: {0}",
 	"path.is.not.a.directory": "Il percorso non è una directory: {0}",
 	"duplicate.name": "{0} è duplicato. Il nome della configurazione deve essere univoco.",
-	"cannot.find2": "Non è possibile trovare \"{0}\".",
 	"multiple.paths.not.allowed": "Più percorsi non sono consentiti.",
 	"paths.are.not.directories": "I percorsi non sono directory: {0}"
 }
@@ -0,0 +1,8 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+// Do not edit this file. It is machine generated.
+{
+	"copilot.relatedfilesprovider.error": "Error while retrieving result. Reason: {0}"
+}
@@ -16,7 +16,7 @@
 	"configuration.select.first": "Apri prima una cartella per selezionare una configurazione.",
 	"configuration.provider.select.first": "Apri prima una cartella per selezionare un provider di configurazione.",
 	"edit.configurations.open.first": "Aprire prima una cartella per modificare le configurazioni",
-	"code.action.aborted": "Impossibile applicare la correzione di Code Analysis perché il documento è stato modificato.",
+	"code.action.aborted": "Impossibile applicare la correzione di analisi codice perché il documento è stato modificato.",
 	"prerelease.message": "È disponibile una versione non definitiva dell'estensione C/C++. Passare a questa versione?",
 	"yes.button": "Sì",
 	"no.button": "No"
@@ -0,0 +1,9 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+// Do not edit this file. It is machine generated.
+{
+	"copilot.projectcontext.error": "Error while retrieving the project context. Reason: {0}",
+	"copilot.cppcontext.error": "Error while retrieving the #cpp context."
+}
@@ -33,7 +33,7 @@
 	"startup.codeanalysis.status": "Avvio...",
 	"c.cpp.codeanalysis.statusbar.showRunNowOptions": "Esegui",
 	"running.analysis.processed.tooltip": "In esecuzione: {0} / {1} ({2}%)",
-	"select.code.analysis.command": "Selezionare un comando di Code Analysis...",
+	"select.code.analysis.command": "Selezionare un comando di analisi codice...",
 	"cancel.analysis": "Annulla",
 	"resume.analysis": "Riprendi",
 	"pause.analysis": "Sospendi",
@@ -241,7 +241,7 @@
 	"inline_macro": "Macro inline",
 	"unable_to_access_browse_database": "Impossibile accedere al database di esplorazione. ({0})",
 	"default_compiler_path_modified_explicit_intellisense_mode": "IntelliSenseMode è stato modificato perché non corrisponde al compilatore rilevato.  Provare a impostare \"compilerPath\".  Impostare \"compilerPath\" su \"\" per disabilitare il rilevamento delle inclusioni e delle definizioni del sistema.",
-	"remove_all_code_analysis_problems": "Rimuovere tutti i problemi Code Analysis",
+	"remove_all_code_analysis_problems": "Rimuovere tutti i problemi analisi codice",
 	"multiple_locations_note": "(Più località)",
 	"folder_tag": "Cartella",
 	"file_tag": "File",
@@ -315,5 +315,6 @@
 	"refactor_extract_reference_return_c_code": "La funzione deve restituire un valore per riferimento. Il codice C non è in grado di restituire riferimenti.",
 	"refactor_extract_xborder_jump": "Sono presenti collegamenti tra il codice selezionato e quello circostante.",
 	"refactor_extract_missing_return": "Nel codice selezionato alcuni percorsi di controllo terminano senza impostare il valore restituito. Questo comportamento è supportato solo per tipi restituiti scalari, numerici e puntatore.",
-	"expand_selection": "Espandi selezione (per abilitare 'Estrai in funzione')"
+	"expand_selection": "Espandi selezione (per abilitare 'Estrai in funzione')",
+	"file_not_found_in_path2": "\"{0}\" non è stato trovato nei file compile_commands.json. In alternativa per questo file verrà usato ''includePath'' del file c_cpp_properties.json nella cartella ''{1}''."
 }
@@ -7,7 +7,7 @@
 	"c_cpp.subheaders.intelliSense.title": "IntelliSense",
 	"c_cpp.subheaders.formatting.title": "書式設定",
 	"c_cpp.subheaders.codeDocumentation.title": "コード ドキュメント",
-	"c_cpp.subheaders.codeAnalysis.title": "Code Analysis",
+	"c_cpp.subheaders.codeAnalysis.title": "コード分析",
 	"c_cpp.subheaders.debugging.title": "デバッグ",
 	"c_cpp.subheaders.resourceManagement.title": "リソース管理",
 	"c_cpp.subheaders.miscellaneous.title": "その他",
@@ -449,4 +449,4 @@
 	"c_cpp.configuration.refactoring.includeHeader.never.description": "ヘッダー ファイルを含めることはありません。",
 	"c_cpp.languageModelTools.configuration.displayName": "C/C++ 構成",
 	"c_cpp.languageModelTools.configuration.userDescription": "言語標準バージョンやターゲット プラットフォームなど、アクティブ C または C++ ファイルの構成。"
-}
+}
@@ -16,7 +16,6 @@
 	"path.is.not.a.file": "パスがファイルではありません: {0}",
 	"path.is.not.a.directory": "パスがディレクトリではありません: {0}",
 	"duplicate.name": "{0} が重複しています。構成名は一意である必要があります。",
-	"cannot.find2": "\"{0}\" が見つかりません。",
 	"multiple.paths.not.allowed": "複数のパスは使用できません。",
 	"paths.are.not.directories": "パスはディレクトリではありません: {0}"
 }
@@ -0,0 +1,8 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+// Do not edit this file. It is machine generated.
+{
+	"copilot.relatedfilesprovider.error": "Error while retrieving result. Reason: {0}"
+}
@@ -0,0 +1,9 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+// Do not edit this file. It is machine generated.
+{
+	"copilot.projectcontext.error": "Error while retrieving the project context. Reason: {0}",
+	"copilot.cppcontext.error": "Error while retrieving the #cpp context."
+}
@@ -315,5 +315,6 @@
 	"refactor_extract_reference_return_c_code": "関数は参照渡しで値を返す必要があります。C コードは参照を返すことができません。",
 	"refactor_extract_xborder_jump": "選択したコードと周囲のコードの間にジャンプが存在します。",
 	"refactor_extract_missing_return": "選択したコードでは、戻り値を設定せずに一部のコントロール パスが終了します。これは、スカラー型、数値型、およびポインター型の戻り値に対してのみサポートされます。",
-	"expand_selection": "選択範囲を展開する ([関数に抽出] を有効にする)"
+	"expand_selection": "選択範囲を展開する ([関数に抽出] を有効にする)",
+	"file_not_found_in_path2": "\"{0}\" が compile_commands.json ファイルに見つかりません。フォルダー '{1}' にある c_cpp_properties.json からの 'includePath' が、このファイルで代わりに使用されます。"
 }
@@ -7,7 +7,7 @@
 	"c_cpp.subheaders.intelliSense.title": "IntelliSense",
 	"c_cpp.subheaders.formatting.title": "서식 지정",
 	"c_cpp.subheaders.codeDocumentation.title": "코드 설명서",
-	"c_cpp.subheaders.codeAnalysis.title": "Code Analysis",
+	"c_cpp.subheaders.codeAnalysis.title": "코드 분석",
 	"c_cpp.subheaders.debugging.title": "디버깅",
 	"c_cpp.subheaders.resourceManagement.title": "리소스 관리",
 	"c_cpp.subheaders.miscellaneous.title": "기타",
@@ -39,7 +39,7 @@
 	"c_cpp.command.RunCodeAnalysisOnActiveFile.title": "활성 파일에서 코드 분석 실행",
 	"c_cpp.command.RunCodeAnalysisOnOpenFiles.title": "열린 파일에서 코드 분석 실행",
 	"c_cpp.command.RunCodeAnalysisOnAllFiles.title": "모든 파일에 대한 코드 분석 실행",
-	"c_cpp.command.RemoveAllCodeAnalysisProblems.title": "모든 Code Analysis 문제 해결",
+	"c_cpp.command.RemoveAllCodeAnalysisProblems.title": "모든 코드 분석 문제 해결",
 	"c_cpp.command.BuildAndDebugFile.title": "C/C++ 파일 디버그",
 	"c_cpp.command.BuildAndRunFile.title": "C/C++ 파일 실행",
 	"c_cpp.command.AddDebugConfiguration.title": "디버그 구성 추가",
@@ -16,7 +16,6 @@
 	"path.is.not.a.file": "경로가 파일이 아닙니다. {0}",
 	"path.is.not.a.directory": "경로가 디렉터리가 아닙니다. {0}",
 	"duplicate.name": "{0}은(는) 중복됩니다. 구성 이름은 고유해야 합니다.",
-	"cannot.find2": "\"{0}\"을(를) 찾을 수 없습니다.",
 	"multiple.paths.not.allowed": "여러 경로는 허용되지 않습니다.",
 	"paths.are.not.directories": "경로는 디렉터리가 아닙니다. {0}"
 }
@@ -0,0 +1,8 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+// Do not edit this file. It is machine generated.
+{
+	"copilot.relatedfilesprovider.error": "Error while retrieving result. Reason: {0}"
+}
@@ -0,0 +1,9 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+// Do not edit this file. It is machine generated.
+{
+	"copilot.projectcontext.error": "Error while retrieving the project context. Reason: {0}",
+	"copilot.cppcontext.error": "Error while retrieving the #cpp context."
+}
@@ -315,5 +315,6 @@
 	"refactor_extract_reference_return_c_code": "이 함수는 값을 참조로 반환해야 합니다. C 코드는 참조를 반환할 수 없습니다.",
 	"refactor_extract_xborder_jump": "선택된 코드와 주변 코드 사이에 점프가 있습니다.",
 	"refactor_extract_missing_return": "선택된 코드에서 일부 제어 경로가 반환 값 설정 없이 종료됩니다. 이는 스칼라, 숫자 및 포인터 반환 형식에 대해서만 지원됩니다.",
-	"expand_selection": "선택 영역 확장('함수로 추출'을 사용하도록 설정)"
+	"expand_selection": "선택 영역 확장('함수로 추출'을 사용하도록 설정)",
+	"file_not_found_in_path2": "compile_commands.json 파일에서 \"{0}\"을(를) 찾을 수 없습니다. '{1}' 폴더의 c_cpp_properties.json 'includePath'가 대신 이 파일에 사용됩니다."
 }
@@ -7,7 +7,7 @@
 	"c_cpp.subheaders.intelliSense.title": "IntelliSense",
 	"c_cpp.subheaders.formatting.title": "Formatowanie",
 	"c_cpp.subheaders.codeDocumentation.title": "Dokumentacja dotyczące kodu",
-	"c_cpp.subheaders.codeAnalysis.title": "Code Analysis",
+	"c_cpp.subheaders.codeAnalysis.title": "Analiza kodu",
 	"c_cpp.subheaders.debugging.title": "Debugowanie",
 	"c_cpp.subheaders.resourceManagement.title": "Zarządzanie zasobami",
 	"c_cpp.subheaders.miscellaneous.title": "Różne",
@@ -63,7 +63,7 @@
 	"c_cpp.configuration.references.maxMemory.markdownDescription": "Mniej procesów „Znajdź wszystkie odwołania” i „Zmień nazwę” będzie buforowanych i uruchamianych współbieżnie po przekroczeniu tego użycia pamięci (w MB). Wartość domyślna `null` (pusta) używa wartości dziedziczonej z elementu `#C_Cpp.maxMemory#`.",
 	"c_cpp.configuration.codeAnalysis.maxConcurrentThreads.markdownDescription": "Maksymalna liczba współbieżnych wątków do użycia na potrzeby analizy kodu. Wartość domyślna `null` (pusta) używa połowy wartości elementu `#C_Cpp.maxConcurrentThreads#`.",
 	"c_cpp.configuration.codeAnalysis.maxMemory.markdownDescription": "Mniej procesów analizy kodu będzie uruchamianych współbieżnie po przekroczeniu tego użycia pamięci (w MB). Wartość domyślna `null` (pusta) używa wartości dziedziczonej z elementu `#C_Cpp.maxMemory#`.",
-	"c_cpp.configuration.codeAnalysis.updateDelay.markdownDescription": "Steruje opóźnieniem w milisekundach zanim rozszerzenie Code Analysis rozpocznie przetwarzanie po wyzwoleniu zapisu z edycji, gdy właściwość `#files.autoSave#` ma wartość `afterDelay`, a właściwość `#C_Cpp.codeAnalysis.runAutomatically#` ma wartość `true`.",
+	"c_cpp.configuration.codeAnalysis.updateDelay.markdownDescription": "Steruje opóźnieniem w milisekundach, zanim analiza kodu rozpocznie przetwarzanie po wyzwoleniu zapisu z edycji, gdy właściwość `#files.autoSave#` ma wartość `afterDelay`, a właściwość `#C_Cpp.codeAnalysis.runAutomatically#` ma wartość `true`.",
 	"c_cpp.configuration.codeAnalysis.exclude.markdownDescription": "Skonfiguruj wzorce globalne dla wykluczania folderów i plików na potrzeby analizy kodu. Pliki, które nie znajdują się w folderze obszaru roboczego, są zawsze wykluczone. Dziedziczy wartości z elementów `#files.exclude#` i `#C_Cpp.files.exclude#`. Przeczytaj więcej o [wzorcach globalnych](https://code.visualstudio.com/docs/editor/codebasics#_advanced-search-options).",
 	"c_cpp.configuration.codeAnalysis.excludeBoolean.markdownDescription": "Wzorzec globalny do dopasowywania ścieżek do plików. Aby włączyć lub wyłączyć wzorzec, ustaw na wartość `true` lub `false`.",
 	"c_cpp.configuration.codeAnalysis.excludeWhen.markdownDescription": "Dodatkowe sprawdzenie elementów równorzędnych pasującego pliku. Użyj ciągu `$(basename)` jako zmiennej dla nazwy pasującego pliku.",
@@ -16,7 +16,6 @@
 	"path.is.not.a.file": "Ścieżka nie jest plikiem: {0}",
 	"path.is.not.a.directory": "Ścieżka nie jest katalogiem: {0}",
 	"duplicate.name": "Element {0} jest duplikatem. Nazwa konfiguracji musi być unikatowa.",
-	"cannot.find2": "Nie można znaleźć elementu „{0}”.",
 	"multiple.paths.not.allowed": "Wiele ścieżek jest niedozwolonych.",
 	"paths.are.not.directories": "Ścieżki nie są katalogami: {0}"
 }
@@ -0,0 +1,8 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+// Do not edit this file. It is machine generated.
+{
+	"copilot.relatedfilesprovider.error": "Error while retrieving result. Reason: {0}"
+}
@@ -0,0 +1,9 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+// Do not edit this file. It is machine generated.
+{
+	"copilot.projectcontext.error": "Error while retrieving the project context. Reason: {0}",
+	"copilot.cppcontext.error": "Error while retrieving the #cpp context."
+}
@@ -315,5 +315,6 @@
 	"refactor_extract_reference_return_c_code": "Funkcja musiałaby zwracać wartość przez referencję. W kodzie języka C nie można zwracać referencji.",
 	"refactor_extract_xborder_jump": "Występują skoki między zaznaczonym kodem a otaczającym kodem.",
 	"refactor_extract_missing_return": "W zaznaczonym kodzie niektóre ścieżki kontroli kończą działanie bez ustawienia zwracanej wartości. Jest to obsługiwane tylko w przypadku zwracanych typów skalarnych, liczbowych i wskaźnikowych.",
-	"expand_selection": "Rozwiń wybór (aby włączyć opcję „Wyodrębnij do funkcji”)"
+	"expand_selection": "Rozwiń wybór (aby włączyć opcję „Wyodrębnij do funkcji”)",
+	"file_not_found_in_path2": "\"{0}\" not found in compile_commands.json files. 'includePath' from c_cpp_properties.json in folder '{1}' will be used for this file instead."
 }
@@ -7,7 +7,7 @@
 	"c_cpp.subheaders.intelliSense.title": "IntelliSense",
 	"c_cpp.subheaders.formatting.title": "Formatação",
 	"c_cpp.subheaders.codeDocumentation.title": "Documentação do Código",
-	"c_cpp.subheaders.codeAnalysis.title": "Code Analysis",
+	"c_cpp.subheaders.codeAnalysis.title": "Análise de Código",
 	"c_cpp.subheaders.debugging.title": "Depurando",
 	"c_cpp.subheaders.resourceManagement.title": "Gerenciamento de Recursos",
 	"c_cpp.subheaders.miscellaneous.title": "Diversos",
@@ -39,7 +39,7 @@
 	"c_cpp.command.RunCodeAnalysisOnActiveFile.title": "Executar Análise de Código no Arquivo Ativo",
 	"c_cpp.command.RunCodeAnalysisOnOpenFiles.title": "Executar Análise de Código em Abrir Arquivos",
 	"c_cpp.command.RunCodeAnalysisOnAllFiles.title": "Executar Análise de Código em Todos os Arquivos",
-	"c_cpp.command.RemoveAllCodeAnalysisProblems.title": "Limpar Todos os Problemas de Code Analysis",
+	"c_cpp.command.RemoveAllCodeAnalysisProblems.title": "Limpar Todos os Problemas de Análise de Código",
 	"c_cpp.command.BuildAndDebugFile.title": "Depurar Arquivo C/C++",
 	"c_cpp.command.BuildAndRunFile.title": "Executar Arquivo C/C++",
 	"c_cpp.command.AddDebugConfiguration.title": "Adicionar a Configuração de Depuração",
@@ -430,9 +430,9 @@
 	"c_cpp.walkthrough.command.prompt.title": "Iniciar no prompt de comando do desenvolvedor",
 	"c_cpp.walkthrough.command.prompt.description": "Ao usar o compilador Microsoft Visual Studio C++, a extensão C++ exige que você inicie o VS Code no prompt de comando do desenvolvedor. Siga as instruções à direita para reiniciar.\n[Recarregar Janela](command:workbench.action.reloadWindow)",
 	"c_cpp.walkthrough.run.debug.title": "Executar e depurar o arquivo C++",
-	"c_cpp.walkthrough.run.debug.mac.description": "Abra seu arquivo C++ e clique no botão play no canto superior direito do editor ou pressione F5 quando estiver no arquivo. Selecione \"clang++ - Construir e depurar arquivo ativo\" para executar com o depurador.",
-	"c_cpp.walkthrough.run.debug.linux.description": "Abra seu arquivo C++ e clique no botão play no canto superior direito do editor ou pressione F5 quando estiver no arquivo. Selecione \"g++ - Construir e depurar arquivo ativo\" para executar com o depurador.",
-	"c_cpp.walkthrough.run.debug.windows.description": "Abra seu arquivo C++ e clique no botão play no canto superior direito do editor ou pressione F5 quando estiver no arquivo. Selecione \"cl.exe - Construir e depurar arquivo ativo\" para executar com o depurador.",
+	"c_cpp.walkthrough.run.debug.mac.description": "Abra seu arquivo C++ e clique no botão play no canto superior direito do editor ou pressione F5 quando estiver no arquivo. Selecione \"clang++ - Compilar e depurar arquivo ativo\" para executar com o depurador.",
+	"c_cpp.walkthrough.run.debug.linux.description": "Abra seu arquivo C++ e clique no botão play no canto superior direito do editor ou pressione F5 quando estiver no arquivo. Selecione \"g++ - Compilar e depurar arquivo ativo\" para executar com o depurador.",
+	"c_cpp.walkthrough.run.debug.windows.description": "Abra seu arquivo C++ e clique no botão play no canto superior direito do editor ou pressione F5 quando estiver no arquivo. Selecione \"cl.exe - Compilar e depurar arquivo ativo\" para executar com o depurador.",
 	"c_cpp.walkthrough.run.debug.windows.altText": "Imagem mostrando um ponto de interrupção em um arquivo C++, o botão f5 e o símbolo de execução no canto superior direito",
 	"c_cpp.walkthrough.customize.debugging.title": "Personalizar a depuração",
 	"c_cpp.walkthrough.customize.debugging.mac.description": "Para personalizar a configuração de depuração, selecione o Explorer na barra de atividades e abra uma pasta que inclua o arquivo C++. Abra o arquivo C++ e selecione \"Adicionar Configuração de Depuração\" à direita do botão reproduzir. A nova configuração de depuração é salva no arquivo launch.json do projeto. \n[Saiba mais](https://code.visualstudio.com/docs/cpp/config-linux#_debug-helloworldcpp)",
@@ -16,7 +16,6 @@
 	"path.is.not.a.file": "O caminho não é um arquivo: {0}",
 	"path.is.not.a.directory": "O caminho não é um diretório: {0}",
 	"duplicate.name": "{0} é uma duplicata. O nome da configuração deve ser exclusivo.",
-	"cannot.find2": "Não é possível localizar \"{0}\".",
 	"multiple.paths.not.allowed": "Vários caminhos não são permitidos.",
 	"paths.are.not.directories": "Os caminhos não são diretórios: {0}"
 }
@@ -0,0 +1,8 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+// Do not edit this file. It is machine generated.
+{
+	"copilot.relatedfilesprovider.error": "Error while retrieving result. Reason: {0}"
+}
@@ -0,0 +1,9 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+// Do not edit this file. It is machine generated.
+{
+	"copilot.projectcontext.error": "Error while retrieving the project context. Reason: {0}",
+	"copilot.cppcontext.error": "Error while retrieving the #cpp context."
+}
@@ -315,5 +315,6 @@
 	"refactor_extract_reference_return_c_code": "A função teria que retornar um valor por referência. O código C não pode retornar referências.",
 	"refactor_extract_xborder_jump": "Saltos entre o código selecionado e o código ao redor estão presentes.",
 	"refactor_extract_missing_return": "No código selecionado, alguns caminhos de controle são encerrados sem definir o valor retornado. Isso tem suporte apenas para os tipos de retorno escalar, numérico e de ponteiro.",
-	"expand_selection": "Expandir seleção (para habilitar \"Extrair para função\")"
+	"expand_selection": "Expandir seleção (para habilitar \"Extrair para função\")",
+	"file_not_found_in_path2": "\"{0}\" não encontrado nos arquivos compile_commands.json. \"includePath\" de c_cpp_properties.json na pasta \"{1}\" será usado para esse arquivo."
 }
@@ -7,7 +7,7 @@
 	"c_cpp.subheaders.intelliSense.title": "IntelliSense",
 	"c_cpp.subheaders.formatting.title": "Форматирование",
 	"c_cpp.subheaders.codeDocumentation.title": "Документирование кода",
-	"c_cpp.subheaders.codeAnalysis.title": "Code Analysis",
+	"c_cpp.subheaders.codeAnalysis.title": "Анализ кода",
 	"c_cpp.subheaders.debugging.title": "Отладка",
 	"c_cpp.subheaders.resourceManagement.title": "Управление ресурсами",
 	"c_cpp.subheaders.miscellaneous.title": "Прочее",
@@ -16,7 +16,6 @@
 	"path.is.not.a.file": "Путь не является файлом: {0}",
 	"path.is.not.a.directory": "Путь не является каталогом: {0}",
 	"duplicate.name": "{0} является дубликатом. Имя конфигурации должно быть уникальным.",
-	"cannot.find2": "Не удается найти \"{0}\".",
 	"multiple.paths.not.allowed": "Запрещено использовать несколько путей.",
 	"paths.are.not.directories": "Пути не являются каталогами: {0}"
 }
@@ -0,0 +1,8 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+// Do not edit this file. It is machine generated.
+{
+	"copilot.relatedfilesprovider.error": "Error while retrieving result. Reason: {0}"
+}
@@ -0,0 +1,9 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+// Do not edit this file. It is machine generated.
+{
+	"copilot.projectcontext.error": "Error while retrieving the project context. Reason: {0}",
+	"copilot.cppcontext.error": "Error while retrieving the #cpp context."
+}
@@ -315,5 +315,6 @@
 	"refactor_extract_reference_return_c_code": "Функция предполагает возврат значения по ссылке. Код C не может возвращать ссылки.",
 	"refactor_extract_xborder_jump": "Есть переходы между выбранным кодом и окружающим его кодом.",
 	"refactor_extract_missing_return": "В выбранном коде некоторые контрольные пути завершаются без установки возвращаемого значения. Это поддерживается только для скалярных, числовых типов возвращаемого значения и типов возвращаемого значения-указателей.",
-	"expand_selection": "Развернуть выделенный фрагмент (чтобы включить функцию \"Извлечение в функцию\")"
+	"expand_selection": "Развернуть выделенный фрагмент (чтобы включить функцию \"Извлечение в функцию\")",
+	"file_not_found_in_path2": "\"{0}\" не найден в файлах compile_commands.json. Вместо него для этого файла будет использоваться \"includePath\" из файла c_cpp_properties.json в папке \"{1}\"."
 }
@@ -430,9 +430,9 @@
 	"c_cpp.walkthrough.command.prompt.title": "Geliştirici komut istemini kullanarak yeniden başlat",
 	"c_cpp.walkthrough.command.prompt.description": "Microsoft Visual Studio C++ derleyicisini kullanırken, C++ uzantısı, geliştirici komut isteminden VS Code'u başlatmanızı gerektirir. Yeniden başlatmak için sağdaki talimatları izleyin.\n[Yeniden Yükleme Penceresi](command:workbench.action.reloadWindow)",
 	"c_cpp.walkthrough.run.debug.title": "C++ dosyanızı çalıştırın ve hata ayıklayın",
-	"c_cpp.walkthrough.run.debug.mac.description": "C++ dosyanızı açın ve düzenleyicinin sağ üst köşesindeki oynat düğmesine tıklayın veya dosyadayken F5'e basın. Hata ayıklayıcı ile çalıştırmak için \"clang++ - Etkin dosya oluştur ve hata ayıkla\" seçeneğini seçin.",
-	"c_cpp.walkthrough.run.debug.linux.description": "C++ dosyanızı açın ve düzenleyicinin sağ üst köşesindeki oynat düğmesine tıklayın veya dosyadayken F5'e basın. Hata ayıklayıcı ile çalıştırmak için \"g++ - Aktif dosya oluştur ve hata ayıkla\"yı seçin.",
-	"c_cpp.walkthrough.run.debug.windows.description": "C++ dosyanızı açın ve düzenleyicinin sağ üst köşesindeki oynat düğmesine tıklayın veya dosyadayken F5'e basın. Hata ayıklayıcı ile çalıştırmak için \"cl.exe - Etkin dosya oluştur ve hata ayıkla\" seçeneğini seçin.",
+	"c_cpp.walkthrough.run.debug.mac.description": "C++ dosyanızı açın ve düzenleyicinin sağ üst köşesindeki oynat düğmesine tıklayın veya dosyadayken F5'e basın. Hata ayıklayıcı ile çalıştırmak için \"clang++ - Etkin dosya derle ve hata ayıkla\" seçeneğini seçin.",
+	"c_cpp.walkthrough.run.debug.linux.description": "C++ dosyanızı açın ve düzenleyicinin sağ üst köşesindeki oynat düğmesine tıklayın veya dosyadayken F5'e basın. Hata ayıklayıcı ile çalıştırmak için \"g++ - Aktif dosya derle ve hata ayıkla\"yı seçin.",
+	"c_cpp.walkthrough.run.debug.windows.description": "C++ dosyanızı açın ve düzenleyicinin sağ üst köşesindeki oynat düğmesine tıklayın veya dosyadayken F5'e basın. Hata ayıklayıcı ile çalıştırmak için \"cl.exe - Etkin dosya derle ve hata ayıkla\" seçeneğini seçin.",
 	"c_cpp.walkthrough.run.debug.windows.altText": "C++ dosyasında bir kesme noktası, f5 düğmesi ve sağ üstte çalıştır simgesini gösteren resim",
 	"c_cpp.walkthrough.customize.debugging.title": "Hata ayıklamayı özelleştir",
 	"c_cpp.walkthrough.customize.debugging.mac.description": "Hata ayıklama yapılandırmanızı özelleştirmek için etkinlik çubuğunda Gezgin'i seçin ve C++ dosyanızı içeren bir klasörü açın. C++ dosyasını açın ve oynat düğmesinin sağındaki \"Hata Ayıklama Yapılandırması Ekle\" seçeneğini seçin. Yeni hata ayıklama yapılandırması projenizin launch.json dosyasına kaydedilir. \n[Learn More](https://code.visualstudio.com/docs/cpp/config-linux#_debug-helloworldcpp)",
@@ -16,7 +16,6 @@
 	"path.is.not.a.file": "Yol bir dosya değil: {0}",
 	"path.is.not.a.directory": "Yol bir dizin değil: {0}",
 	"duplicate.name": "{0} yineleniyor. Yapılandırma adı benzersiz olmalıdır.",
-	"cannot.find2": "\"{0}\" bulunamıyor.",
 	"multiple.paths.not.allowed": "Birden fazla yola izin verilmez.",
 	"paths.are.not.directories": "Yollar dizin değil: {0}"
 }
@@ -0,0 +1,8 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+// Do not edit this file. It is machine generated.
+{
+	"copilot.relatedfilesprovider.error": "Error while retrieving result. Reason: {0}"
+}
@@ -0,0 +1,9 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+// Do not edit this file. It is machine generated.
+{
+	"copilot.projectcontext.error": "Error while retrieving the project context. Reason: {0}",
+	"copilot.cppcontext.error": "Error while retrieving the #cpp context."
+}
@@ -315,5 +315,6 @@
 	"refactor_extract_reference_return_c_code": "İşlevin başvuruya göre bir değer döndürmesi gerekiyor. C kodu başvuruları döndüremiyor.",
 	"refactor_extract_xborder_jump": "Seçili kod ile çevreleyen kod arasında atlamalar var.",
 	"refactor_extract_missing_return": "Seçili kodda bazı denetim yolları, dönüş değeri ayarlanmadan çıkış yapıyor. Bu durum yalnızca skaler, sayısal ve işaretçi dönüş türlerinde desteklenir.",
-	"expand_selection": "Seçimi genişlet (\"İşleve çıkar\" seçeneğini etkinleştirmek için)"
+	"expand_selection": "Seçimi genişlet (\"İşleve çıkar\" seçeneğini etkinleştirmek için)",
+	"file_not_found_in_path2": "\"{0}\" compile_commands.json dosyaları içinde bulunamadı. Bu dosya yerine '{1}' klasöründeki c_cpp_properties.json dosyasında bulunan 'includePath' kullanılacak."
 }
@@ -2,7 +2,7 @@
    "name": "cpptools",
    "displayName": "C/C++",
    "description": "C/C++ IntelliSense, debugging, and code browsing.",
-    "version": "1.23.0-main",
+    "version": "1.23.2-main",
    "publisher": "ms-vscode",
    "icon": "LanguageCCPP_color_128x.png",
    "readme": "README.md",
@@ -6511,13 +6511,12 @@
        "translations-generate": "set NODE_OPTIONS=--no-experimental-fetch && gulp translations-generate",
        "translations-import": "gulp translations-import",
        "import-edge-strings": "ts-node -T ./.scripts/import_edge_strings.ts",
-        "prep:dts": "yarn verify dts --quiet || (npx vscode-dts dev && npx vscode-dts main)",
+        "prep:dts": "yarn verify dts --quiet || (npx @vscode/dts dev && npx @vscode/dts main)",
        "build": "yarn prep:dts && echo [Building TypeScript code] && tsc --build tsconfig.json"
    },
    "devDependencies": {
        "@octokit/rest": "^20.1.1",
        "@types/glob": "^7.2.0",
-        "@types/minimatch": "^3.0.5",
        "@types/mocha": "^10.0.6",
        "@types/node": "^20.14.2",
        "@types/node-fetch": "^2.6.11",
@@ -6569,7 +6568,7 @@
        "comment-json": "^4.2.3",
        "escape-string-regexp": "^2.0.0",
        "glob": "^7.2.3",
-        "minimatch": "^3.0.5",
+        "minimatch": "^4.2.0",
        "mkdirp": "^3.0.1",
        "node-fetch": "^2.7.0",
        "node-loader": "^2.0.0",
@@ -541,6 +541,19 @@ export interface ChatContextResult {
    targetArchitecture: string;
 }

+export interface FileContextResult {
+    compilerArguments: string[];
+}
+
+export interface ProjectContextResult {
+    language: string;
+    standardVersion: string;
+    compiler: string;
+    targetPlatform: string;
+    targetArchitecture: string;
+    fileContext: FileContextResult;
+}
+
 // Requests
 const PreInitializationRequest: RequestType<void, string, void> = new RequestType<void, string, void>('cpptools/preinitialize');
 const InitializationRequest: RequestType<CppInitializationParams, void, void> = new RequestType<CppInitializationParams, void, void>('cpptools/initialize');
@@ -560,7 +573,8 @@ const GoToDirectiveInGroupRequest: RequestType<GoToDirectiveInGroupParams, Posit
 const GenerateDoxygenCommentRequest: RequestType<GenerateDoxygenCommentParams, GenerateDoxygenCommentResult | undefined, void> = new RequestType<GenerateDoxygenCommentParams, GenerateDoxygenCommentResult, void>('cpptools/generateDoxygenComment');
 const ChangeCppPropertiesRequest: RequestType<CppPropertiesParams, void, void> = new RequestType<CppPropertiesParams, void, void>('cpptools/didChangeCppProperties');
 const IncludesRequest: RequestType<GetIncludesParams, GetIncludesResult, void> = new RequestType<GetIncludesParams, GetIncludesResult, void>('cpptools/getIncludes');
-const CppContextRequest: RequestType<void, ChatContextResult, void> = new RequestType<void, ChatContextResult, void>('cpptools/getChatContext');
+const CppContextRequest: RequestType<TextDocumentIdentifier, ChatContextResult, void> = new RequestType<TextDocumentIdentifier, ChatContextResult, void>('cpptools/getChatContext');
+const ProjectContextRequest: RequestType<TextDocumentIdentifier, ProjectContextResult, void> = new RequestType<TextDocumentIdentifier, ProjectContextResult, void>('cpptools/getProjectContext');

 // Notifications to the server
 const DidOpenNotification: NotificationType<DidOpenTextDocumentParams> = new NotificationType<DidOpenTextDocumentParams>('textDocument/didOpen');
@@ -762,7 +776,7 @@ export interface Client {
    PauseCodeAnalysis(): void;
    ResumeCodeAnalysis(): void;
    CancelCodeAnalysis(): void;
-    handleConfigurationSelectCommand(): Promise<void>;
+    handleConfigurationSelectCommand(config?: string): Promise<void>;
    handleConfigurationProviderSelectCommand(): Promise<void>;
    handleShowActiveCodeAnalysisCommands(): Promise<void>;
    handleShowIdleCodeAnalysisCommands(): Promise<void>;
@@ -790,8 +804,9 @@ export interface Client {
    getShowConfigureIntelliSenseButton(): boolean;
    setShowConfigureIntelliSenseButton(show: boolean): void;
    addTrustedCompiler(path: string): Promise<void>;
-    getIncludes(maxDepth: number, token: vscode.CancellationToken): Promise<GetIncludesResult>;
-    getChatContext(token: vscode.CancellationToken): Promise<ChatContextResult>;
+    getIncludes(maxDepth: number): Promise<GetIncludesResult>;
+    getChatContext(uri: vscode.Uri, token: vscode.CancellationToken): Promise<ChatContextResult>;
+    getProjectContext(uri: vscode.Uri): Promise<ProjectContextResult>;
 }

 export function createClient(workspaceFolder?: vscode.WorkspaceFolder): Client {
@@ -1285,6 +1300,12 @@ export class DefaultClient implements Client {

                // Listen for messages from the language server.
                this.registerNotifications();
+
+                // If a file is already open when we activate, sometimes we don't get any notifications about visible
+                // or active text editors, visible ranges, or text selection. As a workaround, we trigger
+                // onDidChangeVisibleTextEditors here.
+                const cppEditors: vscode.TextEditor[] = vscode.window.visibleTextEditors.filter(e => util.isCpp(e.document));
+                await this.onDidChangeVisibleTextEditors(cppEditors);
            }

            // update all client configurations
@@ -2207,17 +2228,31 @@ export class DefaultClient implements Client {
        await this.languageClient.sendNotification(DidOpenNotification, params);
    }

-    public async getIncludes(maxDepth: number, token: vscode.CancellationToken): Promise<GetIncludesResult> {
+    /**
+     * Copilot completion-related requests (e.g. getIncludes and getProjectContext) will have their cancellation tokens cancelled
+     * if the current request times out (showing the user completion results without context info),
+     * but the results can still be used for future requests (due to caching) so it's better to return results instead of cancelling.
+     * This is different behavior from the getChatContext, which does handle cancel requests, since the request blocks
+     * the UI results and always re-requests (no caching).
+    */
+
+    public async getIncludes(maxDepth: number): Promise<GetIncludesResult> {
        const params: GetIncludesParams = { maxDepth: maxDepth };
        await this.ready;
-        return DefaultClient.withLspCancellationHandling(
-            () => this.languageClient.sendRequest(IncludesRequest, params, token), token);
+        return this.languageClient.sendRequest(IncludesRequest, params);
    }

-    public async getChatContext(token: vscode.CancellationToken): Promise<ChatContextResult> {
+    public async getProjectContext(uri: vscode.Uri): Promise<ProjectContextResult> {
+        const params: TextDocumentIdentifier = { uri: uri.toString() };
+        await this.ready;
+        return this.languageClient.sendRequest(ProjectContextRequest, params);
+    }
+
+    public async getChatContext(uri: vscode.Uri, token: vscode.CancellationToken): Promise<ChatContextResult> {
+        const params: TextDocumentIdentifier = { uri: uri.toString() };
        await withCancellation(this.ready, token);
        return DefaultClient.withLspCancellationHandling(
-            () => this.languageClient.sendRequest(CppContextRequest, null, token), token);
+            () => this.languageClient.sendRequest(CppContextRequest, params, token), token);
    }

    /**
@@ -2311,7 +2346,6 @@ export class DefaultClient implements Client {
                throw e;
            }
        }
-
        if (token.isCancellationRequested) {
            throw new vscode.CancellationError();
        }
@@ -2571,7 +2605,8 @@ export class DefaultClient implements Client {
                }
                let foundGlobMatch: boolean = false;
                for (const assoc in assocs) {
-                    if (minimatch(filePath, assoc)) {
+                    const matcher = new minimatch.Minimatch(assoc);
+                    if (matcher.match(filePath)) {
                        foundGlobMatch = true;
                        break; // Assoc matched a glob pattern.
                    }
@@ -3241,11 +3276,11 @@ export class DefaultClient implements Client {
    /**
     * command handlers
     */
-    public async handleConfigurationSelectCommand(): Promise<void> {
+    public async handleConfigurationSelectCommand(config?: string): Promise<void> {
        await this.ready;
        const configNames: string[] | undefined = this.configuration.ConfigurationNames;
        if (configNames) {
-            const index: number = await ui.showConfigurations(configNames);
+            const index: number = config ? configNames.indexOf(config) : await ui.showConfigurations(configNames);
            if (index < 0) {
                return;
            }
@@ -4121,6 +4156,7 @@ class NullClient implements Client {
    getShowConfigureIntelliSenseButton(): boolean { return false; }
    setShowConfigureIntelliSenseButton(show: boolean): void { }
    addTrustedCompiler(path: string): Promise<void> { return Promise.resolve(); }
-    getIncludes(maxDepth: number, token: vscode.CancellationToken): Promise<GetIncludesResult> { return Promise.resolve({} as GetIncludesResult); }
-    getChatContext(token: vscode.CancellationToken): Promise<ChatContextResult> { return Promise.resolve({} as ChatContextResult); }
+    getIncludes(maxDepth: number): Promise<GetIncludesResult> { return Promise.resolve({} as GetIncludesResult); }
+    getChatContext(uri: vscode.Uri, token: vscode.CancellationToken): Promise<ChatContextResult> { return Promise.resolve({} as ChatContextResult); }
+    getProjectContext(uri: vscode.Uri): Promise<ProjectContextResult> { return Promise.resolve({} as ProjectContextResult); }
 }
@@ -138,7 +138,7 @@ export class CppProperties {
    private configFileWatcherFallbackTime: Date = new Date(); // Used when file watching fails.
    private compileCommandsFile: vscode.Uri | undefined | null = undefined;
    private compileCommandsFileWatchers: fs.FSWatcher[] = [];
-    private compileCommandsFileWatcherFallbackTime: Date = new Date(); // Used when file watching fails.
+    private compileCommandsFileWatcherFallbackTime: Map<string, Date> = new Map<string, Date>(); // Used when file watching fails.
    private defaultCompilerPath: string | null = null;
    private knownCompilers?: KnownCompiler[];
    private defaultCStandard: string | null = null;
@@ -1093,6 +1093,10 @@ export class CppProperties {

            if (configuration.compileCommands) {
                configuration.compileCommands = this.resolvePath(configuration.compileCommands);
+                if (!this.compileCommandsFileWatcherFallbackTime.has(configuration.compileCommands)) {
+                    // Start tracking the fallback time for a new path.
+                    this.compileCommandsFileWatcherFallbackTime.set(configuration.compileCommands, new Date());
+                }
            }

            if (configuration.forcedInclude) {
@@ -1104,12 +1108,31 @@ export class CppProperties {
            }
        }

+        this.clearStaleCompileCommandsFileWatcherFallbackTimes();
        this.updateCompileCommandsFileWatchers();
        if (!this.configurationIncomplete) {
            this.onConfigurationsChanged();
        }
    }

+    private clearStaleCompileCommandsFileWatcherFallbackTimes(): void {
+        // We need to keep track of relevant timestamps, so we cannot simply clear all entries.
+        // Instead, we clear entries that are no longer relevant.
+        const trackedCompileCommandsPaths: Set<string> = new Set();
+        this.configurationJson?.configurations.forEach((config: Configuration) => {
+            const path = this.resolvePath(config.compileCommands);
+            if (path.length > 0) {
+                trackedCompileCommandsPaths.add(path);
+            }
+        });
+
+        for (const path of this.compileCommandsFileWatcherFallbackTime.keys()) {
+            if (!trackedCompileCommandsPaths.has(path)) {
+                this.compileCommandsFileWatcherFallbackTime.delete(path);
+            }
+        }
+    }
+
    private compileCommandsFileWatcherTimer?: NodeJS.Timeout;
    private compileCommandsFileWatcherFiles: Set<string> = new Set<string>();

@@ -1948,7 +1971,7 @@ export class CppProperties {
            compilerPath = checkPathExists.path;
        }
        if (!compilerPathExists) {
-            compilerMessage = localize('cannot.find2', "Cannot find \"{0}\".", compilerPath);
+            compilerMessage = localize('cannot.find', "Cannot find: {0}", compilerPath);
            newSquiggleMetrics.PathNonExistent++;
        }
        if (compilerMessage) {
@@ -1975,7 +1998,7 @@ export class CppProperties {
            dotConfigPath = checkPathExists.path;
        }
        if (!dotConfigPathExists) {
-            dotConfigMessage = localize('cannot.find2', "Cannot find \"{0}\".", dotConfigPath);
+            dotConfigMessage = localize('cannot.find', "Cannot find: {0}", dotConfigPath);
            newSquiggleMetrics.PathNonExistent++;
        } else if (dotConfigPath && !util.checkFileExistsSync(dotConfigPath)) {
            dotConfigMessage = localize("path.is.not.a.file", "Path is not a file: {0}", dotConfigPath);
@@ -2083,7 +2106,7 @@ export class CppProperties {
                        } else {
                            badPath = `"${expandedPaths[0]}"`;
                        }
-                        message = localize('cannot.find2', "Cannot find {0}", badPath);
+                        message = localize('cannot.find', "Cannot find: {0}", badPath);
                        newSquiggleMetrics.PathNonExistent++;
                    } else {
                        // Check for file versus path mismatches.
@@ -2141,7 +2164,7 @@ export class CppProperties {
                        endOffset = curOffset + curMatch.length;
                        let message: string;
                        if (!pathExists) {
-                            message = localize('cannot.find2', "Cannot find \"{0}\".", expandedPaths[0]);
+                            message = localize('cannot.find', "Cannot find: {0}", expandedPaths[0]);
                            newSquiggleMetrics.PathNonExistent++;
                            const diagnostic: vscode.Diagnostic = new vscode.Diagnostic(
                                new vscode.Range(document.positionAt(envTextStartOffSet + curOffset),
@@ -2310,14 +2333,18 @@ export class CppProperties {
        fs.stat(compileCommandsFile, (err, stats) => {
            if (err) {
                if (err.code === "ENOENT" && this.compileCommandsFile) {
+                    this.compileCommandsFileWatchers.forEach((watcher: fs.FSWatcher) => watcher.close());
                    this.compileCommandsFileWatchers = []; // reset file watchers
                    this.onCompileCommandsChanged(compileCommandsFile);
                    this.compileCommandsFile = null; // File deleted
                }
-            } else if (stats.mtime > this.compileCommandsFileWatcherFallbackTime) {
-                this.compileCommandsFileWatcherFallbackTime = new Date();
-                this.onCompileCommandsChanged(compileCommandsFile);
-                this.compileCommandsFile = vscode.Uri.file(compileCommandsFile); // File created.
+            } else {
+                const compileCommandsLastChanged: Date | undefined = this.compileCommandsFileWatcherFallbackTime.get(compileCommandsFile);
+                if (compileCommandsLastChanged !== undefined && stats.mtime > compileCommandsLastChanged) {
+                    this.compileCommandsFileWatcherFallbackTime.set(compileCommandsFile, new Date());
+                    this.onCompileCommandsChanged(compileCommandsFile);
+                    this.compileCommandsFile = vscode.Uri.file(compileCommandsFile); // File created.
+                }
            }
        });
    }
@@ -5,9 +5,16 @@
 'use strict';

 import * as vscode from 'vscode';
+import * as nls from 'vscode-nls';
 import * as util from '../common';
-import { ChatContextResult, GetIncludesResult } from './client';
+import * as logger from '../logger';
+import * as telemetry from '../telemetry';
+import { GetIncludesResult } from './client';
 import { getActiveClient } from './extension';
+import { getCompilerArgumentFilterMap, getProjectContext } from './lmTool';
+
+nls.config({ messageFormat: nls.MessageFormat.bundle, bundleFormat: nls.BundleFormat.standalone })();
+const localize: nls.LocalizeFunc = nls.loadMessageBundle();

 export interface CopilotTrait {
    name: string;
@@ -34,35 +41,113 @@ export async function registerRelatedFilesProvider(): Promise<void> {
            for (const languageId of ['c', 'cpp', 'cuda-cpp']) {
                api.registerRelatedFilesProvider(
                    { extensionId: util.extensionContext.extension.id, languageId },
-                    async (_uri: vscode.Uri, context: { flags: Record<string, unknown> }, token: vscode.CancellationToken) => {
+                    async (uri: vscode.Uri, context: { flags: Record<string, unknown> }) => {
+                        const start = performance.now();
+                        const telemetryProperties: Record<string, string> = {};
+                        const telemetryMetrics: Record<string, number> = {};
+                        try {
+                            const getIncludesHandler = async () => (await getIncludes(1))?.includedFiles.map(file => vscode.Uri.file(file)) ?? [];
+                            const getTraitsHandler = async () => {
+                                const projectContext = await getProjectContext(uri, context);

-                        const getIncludesHandler = async () => (await getIncludesWithCancellation(1, token))?.includedFiles.map(file => vscode.Uri.file(file)) ?? [];
-                        const getTraitsHandler = async () => {
-                            const chatContext: ChatContextResult | undefined = await (getActiveClient().getChatContext(token) ?? undefined);
+                                if (!projectContext) {
+                                    return undefined;
+                                }

-                            if (!chatContext) {
-                                return undefined;
+                                let traits: CopilotTrait[] = [
+                                    { name: "intelliSenseDisclaimer", value: '', includeInPrompt: true, promptTextOverride: `IntelliSense is currently configured with the following compiler information. It reflects the active configuration, and the project may have more configurations targeting different platforms.` },
+                                    { name: "intelliSenseDisclaimerBeginning", value: '', includeInPrompt: true, promptTextOverride: `Beginning of IntelliSense information.` }
+                                ];
+                                if (projectContext.language) {
+                                    traits.push({ name: "language", value: projectContext.language, includeInPrompt: true, promptTextOverride: `The language is ${projectContext.language}.` });
+                                }
+                                if (projectContext.compiler) {
+                                    traits.push({ name: "compiler", value: projectContext.compiler, includeInPrompt: true, promptTextOverride: `This project compiles using ${projectContext.compiler}.` });
+                                }
+                                if (projectContext.standardVersion) {
+                                    traits.push({ name: "standardVersion", value: projectContext.standardVersion, includeInPrompt: true, promptTextOverride: `This project uses the ${projectContext.standardVersion} language standard.` });
+                                }
+                                if (projectContext.targetPlatform) {
+                                    traits.push({ name: "targetPlatform", value: projectContext.targetPlatform, includeInPrompt: true, promptTextOverride: `This build targets ${projectContext.targetPlatform}.` });
+                                }
+                                if (projectContext.targetArchitecture) {
+                                    traits.push({ name: "targetArchitecture", value: projectContext.targetArchitecture, includeInPrompt: true, promptTextOverride: `This build targets ${projectContext.targetArchitecture}.` });
+                                }
+
+                                if (projectContext.compiler) {
+                                    // We will process compiler arguments based on copilotcppXXXCompilerArgumentFilters and copilotcppCompilerArgumentDirectAskMap feature flags.
+                                    // The copilotcppXXXCompilerArgumentFilters are maps. The keys are regex strings for filtering and the values, if not empty,
+                                    // are the prompt text to use when no arguments are found.
+                                    // copilotcppCompilerArgumentDirectAskMap map individual matched argument to a prompt text.
+                                    // For duplicate matches, the last one will be used.
+                                    const filterMap = getCompilerArgumentFilterMap(projectContext.compiler, context);
+                                    if (filterMap !== undefined) {
+                                        const directAskMap: Record<string, string> = context.flags.copilotcppCompilerArgumentDirectAskMap ? JSON.parse(context.flags.copilotcppCompilerArgumentDirectAskMap as string) : {};
+                                        let directAsks: string = '';
+                                        const remainingArguments: string[] = [];
+
+                                        for (const key in filterMap) {
+                                            if (!key) {
+                                                continue;
+                                            }
+
+                                            const matchedArgument = projectContext.compilerArguments[key] as string;
+                                            if (matchedArgument?.length > 0) {
+                                                if (directAskMap[matchedArgument]) {
+                                                    directAsks += `${directAskMap[matchedArgument]} `;
+                                                } else {
+                                                    remainingArguments.push(matchedArgument);
+                                                }
+                                            } else if (filterMap[key]) {
+                                                // Use the prompt text in the absence of argument.
+                                                directAsks += `${filterMap[key]} `;
+                                            }
+                                        }
+
+                                        if (remainingArguments.length > 0) {
+                                            const compilerArgumentsValue = remainingArguments.join(", ");
+                                            traits.push({ name: "compilerArguments", value: compilerArgumentsValue, includeInPrompt: true, promptTextOverride: `The compiler arguments include: ${compilerArgumentsValue}.` });
+                                        }
+
+                                        if (directAsks) {
+                                            traits.push({ name: "directAsks", value: directAsks, includeInPrompt: true, promptTextOverride: directAsks });
+                                        }
+                                    }
+                                }
+
+                                traits.push({ name: "intelliSenseDisclaimerEnd", value: '', includeInPrompt: true, promptTextOverride: `End of IntelliSense information.` });
+
+                                const includeTraitsArray = context.flags.copilotcppIncludeTraits ? context.flags.copilotcppIncludeTraits as string[] : [];
+                                const includeTraits = new Set(includeTraitsArray);
+                                telemetryProperties["includeTraits"] = includeTraitsArray.join(',');
+
+                                // standardVersion trait is enabled by default.
+                                traits = traits.filter(trait => includeTraits.has(trait.name) || trait.name === 'standardVersion');
+
+                                telemetryProperties["traits"] = traits.map(trait => trait.name).join(',');
+                                return traits.length > 0 ? traits : undefined;
+                            };
+
+                            // Call both handlers in parallel
+                            const traitsPromise = getTraitsHandler();
+                            const includesPromise = getIncludesHandler();
+
+                            return { entries: await includesPromise, traits: await traitsPromise };
+                        }
+                        catch (exception) {
+                            try {
+                                const err: Error = exception as Error;
+                                logger.getOutputChannelLogger().appendLine(localize("copilot.relatedfilesprovider.error", "Error while retrieving result. Reason: {0}", err.message));
                            }
-
-                            let traits: CopilotTrait[] = [
-                                { name: "language", value: chatContext.language, includeInPrompt: true, promptTextOverride: `The language is ${chatContext.language}.` },
-                                { name: "compiler", value: chatContext.compiler, includeInPrompt: true, promptTextOverride: `This project compiles using ${chatContext.compiler}.` },
-                                { name: "standardVersion", value: chatContext.standardVersion, includeInPrompt: true, promptTextOverride: `This project uses the ${chatContext.standardVersion} language standard.` },
-                                { name: "targetPlatform", value: chatContext.targetPlatform, includeInPrompt: true, promptTextOverride: `This build targets ${chatContext.targetPlatform}.` },
-                                { name: "targetArchitecture", value: chatContext.targetArchitecture, includeInPrompt: true, promptTextOverride: `This build targets ${chatContext.targetArchitecture}.` }
-                            ];
-
-                            const excludeTraits = context.flags.copilotcppExcludeTraits as string[] ?? [];
-                            traits = traits.filter(trait => !excludeTraits.includes(trait.name));
-
-                            return traits.length > 0 ? traits : undefined;
-                        };
-
-                        // Call both handlers in parallel
-                        const traitsPromise = ((context.flags.copilotcppTraits as boolean) ?? false) ? getTraitsHandler() : Promise.resolve(undefined);
-                        const includesPromise = getIncludesHandler();
-
-                        return { entries: await includesPromise, traits: await traitsPromise };
+                            catch {
+                                // Intentionally swallow any exception.
+                            }
+                            telemetryProperties["error"] = "true";
+                            throw exception; // Throw the exception for auto-retry.
+                        } finally {
+                            telemetryMetrics['duration'] = performance.now() - start;
+                            telemetry.logCopilotEvent('RelatedFilesProvider', telemetryProperties, telemetryMetrics);
+                        }
                    }
                );
            }
@@ -72,9 +157,9 @@ export async function registerRelatedFilesProvider(): Promise<void> {
    }
 }

-async function getIncludesWithCancellation(maxDepth: number, token: vscode.CancellationToken): Promise<GetIncludesResult> {
+async function getIncludes(maxDepth: number): Promise<GetIncludesResult> {
    const activeClient = getActiveClient();
-    const includes = await activeClient.getIncludes(maxDepth, token);
+    const includes = await activeClient.getIncludes(maxDepth);
    const wksFolder = activeClient.RootUri?.toString();

    if (!wksFolder) {
@@ -5,7 +5,9 @@
 'use strict';

 import * as fs from 'fs';
+import { Minimatch } from 'minimatch';
 import * as path from 'path';
+import { isWindows } from '../constants';

 export const cachedEditorConfigSettings: Map<string, any> = new Map<string, any>();

@@ -61,13 +63,25 @@ export function mapWrapToEditorConfig(value: string | undefined): string {
    return "never";
 }

-function matchesSection(filePath: string, section: string): boolean {
-    const fileName: string = path.basename(filePath);
-    // Escape all regex special characters except '*' and '?'.
-    // Convert wildcards '*' to '.*' and '?' to '.'.
-    const sectionPattern = section.replace(/[.+^${}()|[\]\\]/g, '\\$&').replace(/\*/g, '.*').replace(/\?/g, '.');
-    const regex: RegExp = new RegExp(`^${sectionPattern}$`);
-    return regex.test(fileName);
+export function matchesSection(pathPrefix: string, filePath: string, section: string): boolean {
+    // The following code is copied from: https://github.com/editorconfig/editorconfig-core-js
+    const matchOptions = { matchBase: true, dot: true };
+    pathPrefix = pathPrefix.replace(/[?*+@!()|[\]{}]/g, '\\$&');
+    pathPrefix = pathPrefix.replace(/^#/, '\\#');
+    switch (section.indexOf('/')) {
+        case -1:
+            section = `**/${section}`;
+            break;
+        case 0:
+            section = section.substring(1);
+            break;
+        default:
+            break;
+    }
+    section = section.replace(/\\\\/g, '\\\\\\\\');
+    section = section.replace(/\*\*/g, '{*,**/**/**}');
+    const matcher = new Minimatch(`${pathPrefix}/${section}`, matchOptions);
+    return matcher.match(filePath);
 }

 function parseEditorConfigContent(content: string): Record<string, any> {
@@ -92,7 +106,17 @@ function parseEditorConfigContent(content: string): Record<string, any> {
            const [key, ...values] = line.split('=');
            if (key && values.length > 0) {
                const trimmedKey = key.trim();
-                const value = values.join('=').trim();
+                let value: any = values.join('=').trim();
+
+                // Convert boolean-like and numeric values.
+                if (value === 'true') {
+                    value = true;
+                } else if (value === 'false') {
+                    value = false;
+                } else if (!isNaN(Number(value))) {
+                    value = Number(value);
+                }
+
                if (currentSection) {
                    // Ensure the current section is initialized.
                    if (!config[currentSection]) {
@@ -113,8 +137,12 @@ function getEditorConfig(filePath: string): any {
    let currentDir: string = path.dirname(filePath);
    const rootDir: string = path.parse(currentDir).root;

+    if (isWindows) {
+        filePath = filePath.replace(/\\/g, '/');
+    }
+
    // Traverse from the file's directory to the root directory.
-    for (;;) {
+    for (; ;) {
        const editorConfigPath: string = path.join(currentDir, '.editorconfig');
        if (fs.existsSync(editorConfigPath)) {
            const configFileContent: string = fs.readFileSync(editorConfigPath, 'utf-8');
@@ -128,9 +156,14 @@ function getEditorConfig(filePath: string): any {
                };
            }

+            let currentDirForwardSlashes: string = currentDir;
+            if (isWindows) {
+                currentDirForwardSlashes = currentDir.replace(/\\/g, '/');
+            }
+
            // Match sections and combine configurations.
            Object.keys(configData).forEach((section: string) => {
-                if (section !== '*' && matchesSection(filePath, section)) {
+                if (section !== '*' && matchesSection(currentDirForwardSlashes, filePath, section)) {
                    combinedConfig = {
                        ...combinedConfig,
                        ...configData[section]
@@ -139,7 +172,7 @@ function getEditorConfig(filePath: string): any {
            });

            // Check if the current .editorconfig is the root.
-            if (configData['*']?.root?.toLowerCase() === 'true') {
+            if (configData['*']?.root) {
                break; // Stop searching after processing the root = true file.
            }
        }
@@ -584,13 +584,13 @@ async function installCompiler(sender?: any): Promise<void> {
    telemetry.logLanguageServerEvent('installCompiler', telemetryProperties);
 }

-async function onSelectConfiguration(): Promise<void> {
+async function onSelectConfiguration(config?: string): Promise<void> {
    if (!isFolderOpen()) {
        void vscode.window.showInformationMessage(localize("configuration.select.first", 'Open a folder first to select a configuration.'));
    } else {
        // This only applies to the active client. You cannot change the configuration for
        // a client that is not active since that client's UI will not be visible.
-        return clients.ActiveClient.handleConfigurationSelectCommand();
+        return clients.ActiveClient.handleConfigurationSelectCommand(config);
    }
 }

@@ -5,13 +5,20 @@
 'use strict';

 import * as vscode from 'vscode';
-import { localize } from 'vscode-nls';
+import * as nls from 'vscode-nls';
 import * as util from '../common';
 import * as logger from '../logger';
 import * as telemetry from '../telemetry';
-import { ChatContextResult } from './client';
+import { ChatContextResult, ProjectContextResult } from './client';
 import { getClients } from './extension';
+import { checkDuration } from './utils';

+nls.config({ messageFormat: nls.MessageFormat.bundle, bundleFormat: nls.BundleFormat.standalone })();
+const localize: nls.LocalizeFunc = nls.loadMessageBundle();
+
+const MSVC: string = 'MSVC';
+const Clang: string = 'Clang';
+const GCC: string = 'GCC';
 const knownValues: { [Property in keyof ChatContextResult]?: { [id: string]: string } } = {
    language: {
        'c': 'C',
@@ -19,9 +26,9 @@ const knownValues: { [Property in keyof ChatContextResult]?: { [id: string]: str
        'cuda-cpp': 'CUDA C++'
    },
    compiler: {
-        'msvc': 'MSVC',
-        'clang': 'Clang',
-        'gcc': 'GCC'
+        'msvc': MSVC,
+        'clang': Clang,
+        'gcc': GCC
    },
    standardVersion: {
        'c++98': 'C++98',
@@ -44,6 +51,141 @@ const knownValues: { [Property in keyof ChatContextResult]?: { [id: string]: str
    }
 };

+function formatChatContext(context: ChatContextResult | ProjectContextResult): void {
+    type KnownKeys = 'language' | 'standardVersion' | 'compiler' | 'targetPlatform';
+    for (const key in knownValues) {
+        const knownKey = key as KnownKeys;
+        if (knownValues[knownKey] && context[knownKey]) {
+            // Clear the value if it's not in the known values.
+            context[knownKey] = knownValues[knownKey][context[knownKey]] || "";
+        }
+    }
+}
+
+export interface ProjectContext {
+    language: string;
+    standardVersion: string;
+    compiler: string;
+    targetPlatform: string;
+    targetArchitecture: string;
+    compilerArguments: Record<string, string>;
+}
+
+export function getCompilerArgumentFilterMap(compiler: string, context: { flags: Record<string, unknown> }): Record<string, string> | undefined {
+    // The copilotcppXXXCompilerArgumentFilters are maps.
+    // The keys are regex strings and the values, if not empty, are the prompt text to use when no arguments are found.
+    let filterMap: Record<string, string> | undefined;
+    try {
+        switch (compiler) {
+            case MSVC:
+                if (context.flags.copilotcppMsvcCompilerArgumentFilter !== undefined) {
+                    filterMap = JSON.parse(context.flags.copilotcppMsvcCompilerArgumentFilter as string);
+                }
+                break;
+            case Clang:
+                if (context.flags.copilotcppClangCompilerArgumentFilter !== undefined) {
+                    filterMap = JSON.parse(context.flags.copilotcppClangCompilerArgumentFilter as string);
+                }
+                break;
+            case GCC:
+                if (context.flags.copilotcppGccCompilerArgumentFilter !== undefined) {
+                    filterMap = JSON.parse(context.flags.copilotcppGccCompilerArgumentFilter as string);
+                }
+                break;
+        }
+    }
+    catch {
+        // Intentionally swallow any exception.
+    }
+    return filterMap;
+}
+
+function filterCompilerArguments(compiler: string, compilerArguments: string[], context: { flags: Record<string, unknown> }, telemetryProperties: Record<string, string>): Record<string, string> {
+    const filterMap = getCompilerArgumentFilterMap(compiler, context);
+    if (filterMap === undefined) {
+        return {};
+    }
+
+    const combinedArguments = compilerArguments.join(' ');
+    const result: Record<string, string> = {};
+    const filteredCompilerArguments: string[] = [];
+    for (const key in filterMap) {
+        if (!key) {
+            continue;
+        }
+        const filter = new RegExp(key, 'g');
+        const filtered = combinedArguments.match(filter);
+        if (filtered) {
+            filteredCompilerArguments.push(...filtered);
+            result[key] = filtered[filtered.length - 1];
+        }
+    }
+
+    if (filteredCompilerArguments.length > 0) {
+        // Telemetry to learn about the argument distribution. The filtered arguments are expected to be non-PII.
+        telemetryProperties["filteredCompilerArguments"] = filteredCompilerArguments.join(',');
+        telemetryProperties["filters"] = Object.keys(filterMap).filter(filter => !!filter).join(',');
+    }
+
+    return result;
+}
+
+export async function getProjectContext(uri: vscode.Uri, context: { flags: Record<string, unknown> }): Promise<ProjectContext | undefined> {
+    const telemetryProperties: Record<string, string> = {};
+    const telemetryMetrics: Record<string, number> = {};
+    try {
+        const projectContext = await checkDuration<ProjectContextResult | undefined>(async () => await getClients()?.ActiveClient?.getProjectContext(uri) ?? undefined);
+        telemetryMetrics["duration"] = projectContext.duration;
+        if (!projectContext.result) {
+            return undefined;
+        }
+
+        formatChatContext(projectContext.result);
+
+        const result: ProjectContext = {
+            language: projectContext.result.language,
+            standardVersion: projectContext.result.standardVersion,
+            compiler: projectContext.result.compiler,
+            targetPlatform: projectContext.result.targetPlatform,
+            targetArchitecture: projectContext.result.targetArchitecture,
+            compilerArguments: {}
+        };
+
+        if (projectContext.result.language) {
+            telemetryProperties["language"] = projectContext.result.language;
+        }
+        if (projectContext.result.compiler) {
+            telemetryProperties["compiler"] = projectContext.result.compiler;
+        }
+        if (projectContext.result.standardVersion) {
+            telemetryProperties["standardVersion"] = projectContext.result.standardVersion;
+        }
+        if (projectContext.result.targetPlatform) {
+            telemetryProperties["targetPlatform"] = projectContext.result.targetPlatform;
+        }
+        if (projectContext.result.targetArchitecture) {
+            telemetryProperties["targetArchitecture"] = projectContext.result.targetArchitecture;
+        }
+        telemetryMetrics["compilerArgumentCount"] = projectContext.result.fileContext.compilerArguments.length;
+        result.compilerArguments = filterCompilerArguments(projectContext.result.compiler, projectContext.result.fileContext.compilerArguments, context, telemetryProperties);
+
+        return result;
+    }
+    catch (exception) {
+        try {
+            const err: Error = exception as Error;
+            logger.getOutputChannelLogger().appendLine(localize("copilot.projectcontext.error", "Error while retrieving the project context. Reason: {0}", err.message));
+        }
+        catch {
+            // Intentionally swallow any exception.
+        }
+        telemetryProperties["error"] = "true";
+        throw exception; // Throw the exception for auto-retry.
+    } finally {
+        telemetry.logCopilotEvent('ProjectContext', telemetryProperties, telemetryMetrics);
+    }
+}
+
 export class CppConfigurationLanguageModelTool implements vscode.LanguageModelTool<void> {
    public async invoke(options: vscode.LanguageModelToolInvocationOptions<void>, token: vscode.CancellationToken): Promise<vscode.LanguageModelToolResult> {
        return new vscode.LanguageModelToolResult([
@@ -51,39 +193,50 @@ export class CppConfigurationLanguageModelTool implements vscode.LanguageModelTo
    }

    private async getContext(token: vscode.CancellationToken): Promise<string> {
+        const telemetryProperties: Record<string, string> = {};
        try {
            const currentDoc = vscode.window.activeTextEditor?.document;
            if (!currentDoc || (!util.isCpp(currentDoc) && !util.isHeaderFile(currentDoc.uri))) {
                return 'The active document is not a C, C++, or CUDA file.';
            }

-            const chatContext: ChatContextResult | undefined = await (getClients()?.ActiveClient?.getChatContext(token) ?? undefined);
+            const chatContext: ChatContextResult | undefined = await (getClients()?.ActiveClient?.getChatContext(currentDoc.uri, token) ?? undefined);
            if (!chatContext) {
                return 'No configuration information is available for the active document.';
            }

-            telemetry.logLanguageModelToolEvent(
-                'cpp',
-                {
-                    "language": chatContext.language,
-                    "compiler": chatContext.compiler,
-                    "standardVersion": chatContext.standardVersion,
-                    "targetPlatform": chatContext.targetPlatform,
-                    "targetArchitecture": chatContext.targetArchitecture
-                });
+            formatChatContext(chatContext);

-            for (const key in knownValues) {
-                const knownKey = key as keyof ChatContextResult;
-                if (knownValues[knownKey] && chatContext[knownKey]) {
-                    chatContext[knownKey] = knownValues[knownKey][chatContext[knownKey]] || chatContext[knownKey];
-                }
+            let contextString = "";
+            if (chatContext.language) {
+                contextString += `The user is working on a ${chatContext.language} project. `;
+                telemetryProperties["language"] = chatContext.language;
+            }
+            if (chatContext.standardVersion) {
+                contextString += `The project uses language version ${chatContext.standardVersion}. `;
+                telemetryProperties["standardVersion"] = chatContext.standardVersion;
+            }
+            if (chatContext.compiler) {
+                contextString += `The project compiles using the ${chatContext.compiler} compiler. `;
+                telemetryProperties["compiler"] = chatContext.compiler;
+            }
+            if (chatContext.targetPlatform) {
+                contextString += `The project targets the ${chatContext.targetPlatform} platform. `;
+                telemetryProperties["targetPlatform"] = chatContext.targetPlatform;
+            }
+            if (chatContext.targetArchitecture) {
+                contextString += `The project targets the ${chatContext.targetArchitecture} architecture. `;
+                telemetryProperties["targetArchitecture"] = chatContext.targetArchitecture;
            }

-            return `The user is working on a ${chatContext.language} project. The project uses language version ${chatContext.standardVersion}, compiles using the ${chatContext.compiler} compiler, targets the ${chatContext.targetPlatform} platform, and targets the ${chatContext.targetArchitecture} architecture.`;
+            return contextString;
        }
        catch {
            await this.reportError();
+            telemetryProperties["error"] = "true";
            return "";
+        } finally {
+            telemetry.logCopilotEvent('Chat/Tool/cpp', telemetryProperties);
        }
    }

@@ -15,17 +15,9 @@ import { shouldChangeFromCToCpp } from './utils';
 export const RequestCancelled: number = -32800;
 export const ServerCancelled: number = -32802;

-let anyFileOpened: boolean = false;
-
 export function createProtocolFilter(): Middleware {
-    // Disabling lint for invoke handlers
-    const invoke1 = (a: any, next: (a: any) => any): any => clients.ActiveClient.enqueue(() => next(a));
-    const invoke2 = (a: any, b: any, next: (a: any, b: any) => any): any => clients.ActiveClient.enqueue(() => next(a, b));
-    const invoke3 = (a: any, b: any, c: any, next: (a: any, b: any, c: any) => any): any => clients.ActiveClient.enqueue(() => next(a, b, c));
-    const invoke4 = (a: any, b: any, c: any, d: any, next: (a: any, b: any, c: any, d: any) => any): any => clients.ActiveClient.enqueue(() => next(a, b, c, d));
-
    return {
-        didOpen: async (document, sendMessage) => clients.ActiveClient.enqueue(async () => {
+        didOpen: async (document, sendMessage) => {
            if (!util.isCpp(document)) {
                return;
            }
@@ -41,62 +33,32 @@ export function createProtocolFilter(): Middleware {
                        const mappingString: string = baseFileName + "@" + document.fileName;
                        client.addFileAssociations(mappingString, "cpp");
                        client.sendDidChangeSettings();
-                        document = await vscode.languages.setTextDocumentLanguage(document, "cpp");
+                        // This will cause the file to be closed and reopened.
+                        void vscode.languages.setTextDocumentLanguage(document, "cpp");
+                        return;
                    }
                    // client.takeOwnership() will call client.TrackedDocuments.add() again, but that's ok. It's a Set.
                    client.onDidOpenTextDocument(document);
                    client.takeOwnership(document);
-                    await sendMessage(document);
-
-                    // For a file already open when we activate, sometimes we don't get any notifications about visible
-                    // or active text editors, visible ranges, or text selection. As a workaround, we trigger
-                    // onDidChangeVisibleTextEditors here, only for the first file opened.
-                    if (!anyFileOpened) {
-                        anyFileOpened = true;
-                        const cppEditors: vscode.TextEditor[] = vscode.window.visibleTextEditors.filter(e => util.isCpp(e.document));
-                        await client.onDidChangeVisibleTextEditors(cppEditors);
-                    }
+                    void sendMessage(document);
                }
            }
-        }),
-        didChange: invoke1,
-        willSave: invoke1,
+        },
        willSaveWaitUntil: async (event, sendMessage) => {
-            // await clients.ActiveClient.ready;
-            // Don't use awaitUntilLanguageClientReady.
-            // Otherwise, the message can be delayed too long.
            const me: Client = clients.getClientFor(event.document.uri);
            if (me.TrackedDocuments.has(event.document.uri.toString())) {
                return sendMessage(event);
            }
            return [];
        },
-        didSave: invoke1,
-        didClose: async (document, sendMessage) => clients.ActiveClient.enqueue(async () => {
+        didClose: async (document, sendMessage) => {
            const me: Client = clients.getClientFor(document.uri);
            const uriString: string = document.uri.toString();
            if (me.TrackedDocuments.has(uriString)) {
                me.onDidCloseTextDocument(document);
                me.TrackedDocuments.delete(uriString);
-                await sendMessage(document);
+                void sendMessage(document);
            }
-        }),
-        provideCompletionItem: invoke4,
-        resolveCompletionItem: invoke2,
-        provideHover: async (document, position, token, next: (document: any, position: any, token: any) => any) => clients.ActiveClient.enqueue(async () => {
-            const me: Client = clients.getClientFor(document.uri);
-            if (me.TrackedDocuments.has(document.uri.toString())) {
-                return next(document, position, token);
-            }
-            return null;
-        }),
-        provideSignatureHelp: invoke4,
-        provideDefinition: invoke3,
-        provideReferences: invoke4,
-        provideDocumentHighlights: invoke3,
-        provideDeclaration: invoke3,
-        workspace: {
-            didChangeConfiguration: invoke1
        }
    };
 }
@@ -112,3 +112,9 @@ export async function withCancellation<T>(promise: Promise<T>, token: vscode.Can
        });
    });
 }
+
+export async function checkDuration<T>(fn: () => Promise<T>): Promise<{ result: T; duration: number }> {
+    const start = performance.now();
+    const result = await fn();
+    return { result, duration: performance.now() - start };
+}
@@ -478,5 +478,6 @@
    "refactor_extract_reference_return_c_code": "The function would have to return a value by reference. C code cannot return references.",
    "refactor_extract_xborder_jump": "Jumps between the selected code and the surrounding code are present.",
    "refactor_extract_missing_return": "In the selected code, some control paths exit without setting the return value. This is supported only for scalar, numeric, and pointer return types.",
-    "expand_selection": "Expand selection (to enable 'Extract to function')"
+    "expand_selection": "Expand selection (to enable 'Extract to function')",
+    "file_not_found_in_path2": "\"{0}\" not found in compile_commands.json files. 'includePath' from c_cpp_properties.json in folder '{1}' will be used for this file instead."
 }
@@ -123,10 +123,10 @@ export function logLanguageServerEvent(eventName: string, properties?: Record<st
    sendTelemetry();
 }

-export function logLanguageModelToolEvent(eventName: string, properties?: Record<string, string>, metrics?: Record<string, number>): void {
+export function logCopilotEvent(eventName: string, properties?: Record<string, string>, metrics?: Record<string, number>): void {
    const sendTelemetry = () => {
        if (experimentationTelemetry) {
-            const eventNamePrefix: string = "C_Cpp/Copilot/Chat/Tool/";
+            const eventNamePrefix: string = "C_Cpp/Copilot/";
            experimentationTelemetry.sendTelemetryEvent(eventNamePrefix + eventName, properties, metrics);
        }
    };
@@ -9,11 +9,14 @@ import * as proxyquire from 'proxyquire';
 import * as sinon from 'sinon';
 import * as vscode from 'vscode';
 import * as util from '../../../../src/common';
-import { ChatContextResult, DefaultClient, GetIncludesResult } from '../../../../src/LanguageServer/client';
+import { DefaultClient, GetIncludesResult } from '../../../../src/LanguageServer/client';
 import { CopilotApi, CopilotTrait } from '../../../../src/LanguageServer/copilotProviders';
 import * as extension from '../../../../src/LanguageServer/extension';
+import * as lmTool from '../../../../src/LanguageServer/lmTool';
+import { ProjectContext } from '../../../../src/LanguageServer/lmTool';
+import * as telemetry from '../../../../src/telemetry';

-describe('registerRelatedFilesProvider', () => {
+describe('copilotProviders Tests', () => {
    let moduleUnderTest: any;
    let mockCopilotApi: sinon.SinonStubbedInstance<CopilotApi>;
    let getActiveClientStub: sinon.SinonStub;
@@ -21,6 +24,7 @@ describe('registerRelatedFilesProvider', () => {
    let vscodeGetExtensionsStub: sinon.SinonStub;
    let callbackPromise: Promise<{ entries: vscode.Uri[]; traits?: CopilotTrait[] }> | undefined;
    let vscodeExtension: vscode.Extension<unknown>;
+    let telemetryStub: sinon.SinonStub;

    const includedFiles = process.platform === 'win32' ?
        ['c:\\system\\include\\vector', 'c:\\system\\include\\string', 'C:\\src\\my_project\\foo.h'] :
@@ -68,25 +72,28 @@ describe('registerRelatedFilesProvider', () => {
        activeClientStub = sinon.createStubInstance(DefaultClient);
        getActiveClientStub = sinon.stub(extension, 'getActiveClient').returns(activeClientStub);
        activeClientStub.getIncludes.resolves({ includedFiles: [] });
+        telemetryStub = sinon.stub(telemetry, 'logCopilotEvent').returns();
    });

    afterEach(() => {
        sinon.restore();
    });

-    const arrange = ({ vscodeExtension, getIncludeFiles, chatContext, rootUri, flags }:
-    { vscodeExtension?: vscode.Extension<unknown>; getIncludeFiles?: GetIncludesResult; chatContext?: ChatContextResult; rootUri?: vscode.Uri; flags?: Record<string, unknown> } =
-    { vscodeExtension: undefined, getIncludeFiles: undefined, chatContext: undefined, rootUri: undefined, flags: {} }
+    const arrange = ({ vscodeExtension, getIncludeFiles, projectContext, rootUri, flags }:
+    { vscodeExtension?: vscode.Extension<unknown>; getIncludeFiles?: GetIncludesResult; projectContext?: ProjectContext; rootUri?: vscode.Uri; flags?: Record<string, unknown> } =
+    { vscodeExtension: undefined, getIncludeFiles: undefined, projectContext: undefined, rootUri: undefined, flags: {} }
    ) => {
        activeClientStub.getIncludes.resolves(getIncludeFiles);
-        activeClientStub.getChatContext.resolves(chatContext);
+        sinon.stub(lmTool, 'getProjectContext').resolves(projectContext);
        sinon.stub(activeClientStub, 'RootUri').get(() => rootUri);
        mockCopilotApi.registerRelatedFilesProvider.callsFake((_providerId: { extensionId: string; languageId: string }, callback: (uri: vscode.Uri, context: { flags: Record<string, unknown> }, cancellationToken: vscode.CancellationToken) => Promise<{ entries: vscode.Uri[]; traits?: CopilotTrait[] }>) => {
-            const tokenSource = new vscode.CancellationTokenSource();
-            try {
-                callbackPromise = callback(vscode.Uri.parse('file:///test-extension-path'), { flags: flags ?? {} }, tokenSource.token);
-            } finally {
-                tokenSource.dispose();
+            if (_providerId.languageId === 'cpp') {
+                const tokenSource = new vscode.CancellationTokenSource();
+                try {
+                    callbackPromise = callback(vscode.Uri.parse('file:///test-extension-path'), { flags: flags ?? {} }, tokenSource.token);
+                } finally {
+                    tokenSource.dispose();
+                }
            }

            return {
@@ -97,7 +104,7 @@ describe('registerRelatedFilesProvider', () => {
        vscodeGetExtensionsStub = sinon.stub(vscode.extensions, 'getExtension').returns(vscodeExtension);
    };

-    it('should register provider', async () => {
+    it('should register provider.', async () => {
        arrange(
            { vscodeExtension: vscodeExtension }
        );
@@ -108,13 +115,13 @@ describe('registerRelatedFilesProvider', () => {
        ok(mockCopilotApi.registerRelatedFilesProvider.calledWithMatch(sinon.match({ extensionId: 'test-extension-id', languageId: sinon.match.in(['c', 'cpp', 'cuda-cpp']) })), 'registerRelatedFilesProvider should be called with the correct providerId and languageId');
    });

-    it('should not add #cpp traits when ChatContext isn\'t available.', async () => {
+    it('should not provide project context traits when project context isn\'t available.', async () => {
        arrange({
            vscodeExtension: vscodeExtension,
            getIncludeFiles: { includedFiles },
-            chatContext: undefined,
+            projectContext: undefined,
            rootUri,
-            flags: { copilotcppTraits: true }
+            flags: {}
        });
        await moduleUnderTest.registerRelatedFilesProvider();

@@ -130,117 +137,83 @@ describe('registerRelatedFilesProvider', () => {
        ok(result.traits === undefined, 'result.traits should be undefined');
    });

-    it('should not add #cpp traits when copilotcppTraits flag is false.', async () => {
+    const projectContextNoArgs: ProjectContext = {
+        language: 'C++',
+        standardVersion: 'C++20',
+        compiler: 'MSVC',
+        targetPlatform: 'Windows',
+        targetArchitecture: 'x64',
+        compilerArguments: {}
+    };
+
+    it('provides standardVersion trait by default.', async () => {
        arrange({
            vscodeExtension: vscodeExtension,
            getIncludeFiles: { includedFiles },
-            chatContext: {
-                language: 'c++',
-                standardVersion: 'c++20',
-                compiler: 'msvc',
-                targetPlatform: 'windows',
-                targetArchitecture: 'x64'
-            },
+            projectContext: projectContextNoArgs,
            rootUri,
-            flags: { copilotcppTraits: false }
+            flags: {}
        });
        await moduleUnderTest.registerRelatedFilesProvider();

        const result = await callbackPromise;

-        ok(vscodeGetExtensionsStub.calledOnce, 'vscode.extensions.getExtension should be called once');
-        ok(mockCopilotApi.registerRelatedFilesProvider.calledWithMatch(sinon.match({ extensionId: 'test-extension-id', languageId: sinon.match.in(['c', 'cpp', 'cuda-cpp']) })), 'registerRelatedFilesProvider should be called with the correct providerId and languageId');
-        ok(getActiveClientStub.callCount !== 0, 'getActiveClient should be called');
-        ok(callbackPromise, 'callbackPromise should be defined');
        ok(result, 'result should be defined');
-        ok(result.entries.length === 1, 'result.entries should have 1 included file');
-        ok(result.entries[0].toString() === expectedInclude, `result.entries should have "${expectedInclude}"`);
-        ok(result.traits === undefined, 'result.traits should be undefined');
-    });
-
-    it('should add #cpp traits when copilotcppTraits flag is true.', async () => {
-        arrange({
-            vscodeExtension: vscodeExtension,
-            getIncludeFiles: { includedFiles },
-            chatContext: {
-                language: 'c++',
-                standardVersion: 'c++20',
-                compiler: 'msvc',
-                targetPlatform: 'windows',
-                targetArchitecture: 'x64'
-            },
-            rootUri,
-            flags: { copilotcppTraits: true }
-        });
-        await moduleUnderTest.registerRelatedFilesProvider();
-
-        const result = await callbackPromise;
-
-        ok(vscodeGetExtensionsStub.calledOnce, 'vscode.extensions.getExtension should be called once');
-        ok(mockCopilotApi.registerRelatedFilesProvider.calledThrice, 'registerRelatedFilesProvider should be called three times');
-        ok(mockCopilotApi.registerRelatedFilesProvider.calledWithMatch(sinon.match({ extensionId: 'test-extension-id', languageId: sinon.match.in(['c', 'cpp', 'cuda-cpp']) })), 'registerRelatedFilesProvider should be called with the correct providerId and languageId');
-        ok(getActiveClientStub.callCount !== 0, 'getActiveClient should be called');
-        ok(callbackPromise, 'callbackPromise should be defined');
-        ok(result, 'result should be defined');
-        ok(result.entries.length === 1, 'result.entries should have 1 included file');
-        ok(result.entries[0].toString() === expectedInclude, `result.entries should have "${expectedInclude}"`);
        ok(result.traits, 'result.traits should be defined');
-        ok(result.traits.length === 5, 'result.traits should have 5 traits');
-        ok(result.traits[0].name === 'language', 'result.traits[0].name should be "language"');
-        ok(result.traits[0].value === 'c++', 'result.traits[0].value should be "c++"');
-        ok(result.traits[0].includeInPrompt, 'result.traits[0].includeInPrompt should be true');
-        ok(result.traits[0].promptTextOverride === 'The language is c++.', 'result.traits[0].promptTextOverride should be "The language is c++."');
-        ok(result.traits[1].name === 'compiler', 'result.traits[1].name should be "compiler"');
-        ok(result.traits[1].value === 'msvc', 'result.traits[1].value should be "msvc"');
-        ok(result.traits[1].includeInPrompt, 'result.traits[1].includeInPrompt should be true');
-        ok(result.traits[1].promptTextOverride === 'This project compiles using msvc.', 'result.traits[1].promptTextOverride should be "This project compiles using msvc."');
-        ok(result.traits[2].name === 'standardVersion', 'result.traits[2].name should be "standardVersion"');
-        ok(result.traits[2].value === 'c++20', 'result.traits[2].value should be "c++20"');
-        ok(result.traits[2].includeInPrompt, 'result.traits[2].includeInPrompt should be true');
-        ok(result.traits[2].promptTextOverride === 'This project uses the c++20 language standard.', 'result.traits[2].promptTextOverride should be "This project uses the c++20 language standard."');
-        ok(result.traits[3].name === 'targetPlatform', 'result.traits[3].name should be "targetPlatform"');
-        ok(result.traits[3].value === 'windows', 'result.traits[3].value should be "windows"');
-        ok(result.traits[3].includeInPrompt, 'result.traits[3].includeInPrompt should be true');
-        ok(result.traits[3].promptTextOverride === 'This build targets windows.', 'result.traits[3].promptTextOverride should be "This build targets windows."');
-        ok(result.traits[4].name === 'targetArchitecture', 'result.traits[4].name should be "targetArchitecture"');
-        ok(result.traits[4].value === 'x64', 'result.traits[4].value should be "x64"');
-        ok(result.traits[4].includeInPrompt, 'result.traits[4].includeInPrompt should be true');
-        ok(result.traits[4].promptTextOverride === 'This build targets x64.', 'result.traits[4].promptTextOverride should be "This build targets x64."');
+        ok(result.traits.length === 1, 'result.traits should have 1 trait');
+        ok(result.traits.find((trait) => trait.name === 'standardVersion'), 'result.traits should have a standardVersion trait');
+        ok(result.traits.find((trait) => trait.name === 'standardVersion')?.value === 'C++20', 'result.traits should have a standardVersion trait with value "C++20"');
+        ok(result.traits.find((trait) => trait.name === 'standardVersion')?.includeInPrompt, 'result.traits should have a standardVersion trait with includeInPrompt true');
+        ok(result.traits.find((trait) => trait.name === 'standardVersion')?.promptTextOverride === 'This project uses the C++20 language standard.', 'result.traits should have a standardVersion trait with promptTextOverride');
    });

-    it('should exclude #cpp traits per copilotcppExcludeTraits.', async () => {
-        const excludeTraits = ['compiler', 'targetPlatform'];
+    it('provides traits per copilotcppIncludeTraits.', async () => {
        arrange({
            vscodeExtension: vscodeExtension,
            getIncludeFiles: { includedFiles },
-            chatContext: {
-                language: 'c++',
-                standardVersion: 'c++20',
-                compiler: 'msvc',
-                targetPlatform: 'windows',
-                targetArchitecture: 'x64'
-            },
+            projectContext: projectContextNoArgs,
            rootUri,
-            flags: { copilotcppTraits: true, copilotcppExcludeTraits: excludeTraits }
+            flags: { copilotcppIncludeTraits: ['intelliSenseDisclaimer', 'intelliSenseDisclaimerBeginning', 'language', 'compiler', 'targetPlatform', 'targetArchitecture', 'intelliSenseDisclaimerEnd'] }
        });
        await moduleUnderTest.registerRelatedFilesProvider();

        const result = await callbackPromise;

-        ok(vscodeGetExtensionsStub.calledOnce, 'vscode.extensions.getExtension should be called once');
-        ok(mockCopilotApi.registerRelatedFilesProvider.calledThrice, 'registerRelatedFilesProvider should be called three times');
-        ok(mockCopilotApi.registerRelatedFilesProvider.calledWithMatch(sinon.match({ extensionId: 'test-extension-id', languageId: sinon.match.in(['c', 'cpp', 'cuda-cpp']) })), 'registerRelatedFilesProvider should be called with the correct providerId and languageId');
-        ok(getActiveClientStub.callCount !== 0, 'getActiveClient should be called');
-        ok(callbackPromise, 'callbackPromise should be defined');
        ok(result, 'result should be defined');
-        ok(result.entries.length === 1, 'result.entries should have 1 included file');
-        ok(result.entries[0].toString() === expectedInclude, `result.entries should have "${expectedInclude}"`);
        ok(result.traits, 'result.traits should be defined');
-        ok(result.traits.length === 3, 'result.traits should have 3 traits');
-        ok(result.traits.filter(trait => excludeTraits.includes(trait.name)).length === 0, 'result.traits should not include excluded traits');
+        ok(result.traits.length === 8, 'result.traits should have 8 traits if none are excluded');
+        ok(result.traits.find((trait) => trait.name === 'intelliSenseDisclaimer'), 'result.traits should have a intellisense trait');
+        ok(result.traits.find((trait) => trait.name === 'intelliSenseDisclaimer')?.includeInPrompt, 'result.traits should have a intellisense trait with includeInPrompt true');
+        ok(result.traits.find((trait) => trait.name === 'intelliSenseDisclaimer')?.promptTextOverride === 'IntelliSense is currently configured with the following compiler information. It reflects the active configuration, and the project may have more configurations targeting different platforms.', 'result.traits should have a intellisense trait with promptTextOverride');
+        ok(result.traits.find((trait) => trait.name === 'intelliSenseDisclaimerBeginning'), 'result.traits should have a intellisenseBegin trait');
+        ok(result.traits.find((trait) => trait.name === 'intelliSenseDisclaimerBeginning')?.includeInPrompt, 'result.traits should have a intellisenseBegin trait with includeInPrompt true');
+        ok(result.traits.find((trait) => trait.name === 'intelliSenseDisclaimerBeginning')?.promptTextOverride === 'Beginning of IntelliSense information.', 'result.traits should have a intellisenseBegin trait with promptTextOverride');
+        ok(result.traits.find((trait) => trait.name === 'language'), 'result.traits should have a language trait');
+        ok(result.traits.find((trait) => trait.name === 'language')?.value === 'C++', 'result.traits should have a language trait with value "C++"');
+        ok(result.traits.find((trait) => trait.name === 'language')?.includeInPrompt, 'result.traits should have a language trait with includeInPrompt true');
+        ok(result.traits.find((trait) => trait.name === 'language')?.promptTextOverride === 'The language is C++.', 'result.traits should have a language trait with promptTextOverride');
+        ok(result.traits.find((trait) => trait.name === 'compiler'), 'result.traits should have a compiler trait');
+        ok(result.traits.find((trait) => trait.name === 'compiler')?.value === 'MSVC', 'result.traits should have a compiler trait with value "MSVC"');
+        ok(result.traits.find((trait) => trait.name === 'compiler')?.includeInPrompt, 'result.traits should have a compiler trait with includeInPrompt true');
+        ok(result.traits.find((trait) => trait.name === 'compiler')?.promptTextOverride === 'This project compiles using MSVC.', 'result.traits should have a compiler trait with promptTextOverride');
+        ok(result.traits.find((trait) => trait.name === 'standardVersion'), 'result.traits should have a standardVersion trait');
+        ok(result.traits.find((trait) => trait.name === 'standardVersion')?.value === 'C++20', 'result.traits should have a standardVersion trait with value "C++20"');
+        ok(result.traits.find((trait) => trait.name === 'standardVersion')?.includeInPrompt, 'result.traits should have a standardVersion trait with includeInPrompt true');
+        ok(result.traits.find((trait) => trait.name === 'standardVersion')?.promptTextOverride === 'This project uses the C++20 language standard.', 'result.traits should have a standardVersion trait with promptTextOverride');
+        ok(result.traits.find((trait) => trait.name === 'targetPlatform'), 'result.traits should have a targetPlatform trait');
+        ok(result.traits.find((trait) => trait.name === 'targetPlatform')?.value === 'Windows', 'result.traits should have a targetPlatform trait with value "Windows"');
+        ok(result.traits.find((trait) => trait.name === 'targetPlatform')?.includeInPrompt, 'result.traits should have a targetPlatform trait with includeInPrompt true');
+        ok(result.traits.find((trait) => trait.name === 'targetPlatform')?.promptTextOverride === 'This build targets Windows.', 'result.traits should have a targetPlatform trait with promptTextOverride');
+        ok(result.traits.find((trait) => trait.name === 'targetArchitecture'), 'result.traits should have a targetArchitecture trait');
+        ok(result.traits.find((trait) => trait.name === 'targetArchitecture')?.value === 'x64', 'result.traits should have a targetArchitecture trait with value "x64"');
+        ok(result.traits.find((trait) => trait.name === 'targetArchitecture')?.includeInPrompt, 'result.traits should have a targetArchitecture trait with includeInPrompt true');
+        ok(result.traits.find((trait) => trait.name === 'targetArchitecture')?.promptTextOverride === 'This build targets x64.', 'result.traits should have a targetArchitecture trait with promptTextOverride');
+        ok(result.traits.find((trait) => trait.name === 'intelliSenseDisclaimerEnd'), 'result.traits should have a intellisenseEnd trait');
+        ok(result.traits.find((trait) => trait.name === 'intelliSenseDisclaimerEnd')?.includeInPrompt, 'result.traits should have a intellisenseEnd trait with includeInPrompt true');
+        ok(result.traits.find((trait) => trait.name === 'intelliSenseDisclaimerEnd')?.promptTextOverride === 'End of IntelliSense information.', 'result.traits should have a intellisenseEnd trait with promptTextOverride');
    });

-    it('should handle errors during provider registration', async () => {
+    it('handles errors during provider registration.', async () => {
        arrange({});

        await moduleUnderTest.registerRelatedFilesProvider();
@@ -248,4 +221,174 @@ describe('registerRelatedFilesProvider', () => {
        ok(vscodeGetExtensionsStub.calledOnce, 'vscode.extensions.getExtension should be called once');
        ok(mockCopilotApi.registerRelatedFilesProvider.notCalled, 'registerRelatedFilesProvider should not be called');
    });
+
+    const projectContext: ProjectContext = {
+        language: 'C++',
+        standardVersion: 'C++17',
+        compiler: 'MSVC',
+        targetPlatform: 'Windows',
+        targetArchitecture: 'x64',
+        compilerArguments: { "/std:c++\d+": '/std:c++17', "/GR-?": '/GR-', "/EH[ascr-]+": '/EHs-c-', "/await": '/await' }
+    };
+
+    it('provides compiler argument traits.', async () => {
+        arrange({
+            vscodeExtension: vscodeExtension,
+            getIncludeFiles: { includedFiles: ['c:\\system\\include\\vector', 'c:\\system\\include\\string', 'C:\\src\\my_project\\foo.h'] },
+            projectContext: projectContext,
+            rootUri: vscode.Uri.file('C:\\src\\my_project'),
+            flags: {
+                copilotcppIncludeTraits: ['compilerArguments'],
+                copilotcppMsvcCompilerArgumentFilter: '{"/std:c++\d+": "", "/GR-?": "", "/EH[ascr-]+": "", "/await": ""}'
+            }
+        });
+        await moduleUnderTest.registerRelatedFilesProvider();
+
+        const result = await callbackPromise;
+
+        ok(result, 'result should be defined');
+        ok(result.traits, 'result.traits should be defined');
+        ok(result.traits.find((trait) => trait.name === 'compilerArguments'), 'result.traits should have a compiler arguments trait');
+        ok(result.traits.find((trait) => trait.name === 'compilerArguments')?.value === '/std:c++17, /GR-, /EHs-c-, /await', 'result.traits should have a compiler arguments trait with value "/std:c++17, /GR-, /EHs-c-, /await"');
+        ok(result.traits.find((trait) => trait.name === 'compilerArguments')?.includeInPrompt, 'result.traits should have a compiler arguments trait with includeInPrompt true');
+        ok(result.traits.find((trait) => trait.name === 'compilerArguments')?.promptTextOverride === 'The compiler arguments include: /std:c++17, /GR-, /EHs-c-, /await.', 'result.traits should have a compiler arguments trait with promptTextOverride');
+        ok(!result.traits.find((trait) => trait.name === 'directAsks'), 'result.traits should not have a direct asks trait');
+    });
+
+    it('provide direct ask traits of compiler arguments.', async () => {
+        arrange({
+            vscodeExtension: vscodeExtension,
+            getIncludeFiles: { includedFiles: ['c:\\system\\include\\vector', 'c:\\system\\include\\string', 'C:\\src\\my_project\\foo.h'] },
+            projectContext: projectContext,
+            rootUri: vscode.Uri.file('C:\\src\\my_project'),
+            flags: {
+                copilotcppIncludeTraits: ['directAsks', 'compilerArguments'],
+                copilotcppMsvcCompilerArgumentFilter: '{"/std:c++\d+": "", "/await": "", "/GR-?": "", "/EH[ascr-]+": ""}',
+                copilotcppCompilerArgumentDirectAskMap: '{"/GR-": "Do not generate code using RTTI keywords.", "/EHs-c-": "Do not generate code using exception handling keywords."}'
+            }
+        });
+        await moduleUnderTest.registerRelatedFilesProvider();
+
+        const result = await callbackPromise;
+
+        ok(result, 'result should be defined');
+        ok(result.traits, 'result.traits should be defined');
+        ok(result.traits.find((trait) => trait.name === 'compilerArguments'), 'result.traits should have a compiler arguments trait');
+        ok(result.traits.find((trait) => trait.name === 'compilerArguments')?.value === '/std:c++17, /await', 'result.traits should have a compiler arguments trait with value "/std:c++17, /await"');
+        ok(result.traits.find((trait) => trait.name === 'compilerArguments')?.includeInPrompt, 'result.traits should have a compiler arguments trait with includeInPrompt true');
+        ok(result.traits.find((trait) => trait.name === 'compilerArguments')?.promptTextOverride === 'The compiler arguments include: /std:c++17, /await.', 'result.traits should have a compiler arguments trait with promptTextOverride');
+        ok(result.traits.find((trait) => trait.name === 'directAsks'), 'result.traits should have a direct asks trait');
+        ok(result.traits.find((trait) => trait.name === 'directAsks')?.value === 'Do not generate code using RTTI keywords. Do not generate code using exception handling keywords. ', 'result.traits should have a direct asks value');
+        ok(result.traits.find((trait) => trait.name === 'directAsks')?.includeInPrompt, 'result.traits should have a direct asks trait with includeInPrompt true');
+        ok(result.traits.find((trait) => trait.name === 'directAsks')?.promptTextOverride === 'Do not generate code using RTTI keywords. Do not generate code using exception handling keywords. ', 'result.traits should have a direct ask trait with promptTextOverride');
+        ok(telemetryStub.calledOnce, 'Telemetry should be called once');
+        ok(telemetryStub.calledWithMatch('RelatedFilesProvider', sinon.match({
+            "includeTraits": 'directAsks,compilerArguments',
+            'traits': 'standardVersion,compilerArguments,directAsks'
+        }), sinon.match({
+            'duration': sinon.match.number
+        })));
+    });
+
+    it('ignore compilerArguments trait if empty.', async () => {
+        arrange({
+            vscodeExtension: vscodeExtension,
+            getIncludeFiles: { includedFiles: ['c:\\system\\include\\vector', 'c:\\system\\include\\string', 'C:\\src\\my_project\\foo.h'] },
+            projectContext: projectContext,
+            rootUri: vscode.Uri.file('C:\\src\\my_project'),
+            flags: {
+                copilotcppIncludeTraits: ['directAsks', 'compilerArguments'],
+                copilotcppMsvcCompilerArgumentFilter: '{"/std:c++\d+": "", "/await": "", "/GR-?": "", "/EH[ascr-]+": ""}',
+                copilotcppCompilerArgumentDirectAskMap: '{"/GR-": "abc.", "/EHs-c-": "def.", "/std:c++17": "ghi.", "/await": "jkl."}'
+            }
+        });
+        await moduleUnderTest.registerRelatedFilesProvider();
+
+        const result = await callbackPromise;
+
+        ok(result, 'result should be defined');
+        ok(result.traits, 'result.traits should be defined');
+        ok(result.traits.find((trait) => trait.name === 'compilerArguments') === undefined, 'result.traits should not have a compiler arguments trait');
+        ok(result.traits.find((trait) => trait.name === 'directAsks'), 'result.traits should have a direct asks trait');
+        ok(telemetryStub.calledOnce, 'Telemetry should be called once');
+        ok(telemetryStub.calledWithMatch('RelatedFilesProvider', sinon.match({
+            "includeTraits": 'directAsks,compilerArguments',
+            'traits': 'standardVersion,directAsks'
+        })));
+    });
+
+    it('uses only last argument from the duplicates.', async () => {
+        arrange({
+            vscodeExtension: vscodeExtension,
+            getIncludeFiles: { includedFiles: ['c:\\system\\include\\vector', 'c:\\system\\include\\string', 'C:\\src\\my_project\\foo.h'] },
+            projectContext: {
+                language: 'C++',
+                standardVersion: 'C++20',
+                compiler: 'MSVC',
+                targetPlatform: 'Windows',
+                targetArchitecture: 'x64',
+                compilerArguments: { "/std:c++\d+": '/std:c++20', "/await": '/await' }
+            },
+            rootUri: vscode.Uri.file('C:\\src\\my_project'),
+            flags: {
+                copilotcppIncludeTraits: ['compilerArguments'],
+                copilotcppMsvcCompilerArgumentFilter: '{"/std:c++\d+": "", "/await": ""}'
+            }
+        });
+        await moduleUnderTest.registerRelatedFilesProvider();
+
+        const result = await callbackPromise;
+
+        ok(result, 'result should be defined');
+        ok(result.traits, 'result.traits should be defined');
+        ok(result.traits.find((trait) => trait.name === 'compilerArguments'), 'result.traits should have a compiler arguments trait');
+        ok(result.traits.find((trait) => trait.name === 'compilerArguments')?.value === '/std:c++20, /await', 'result.traits should have a compiler arguments trait with value "/std:c++20, /await"');
+        ok(result.traits.find((trait) => trait.name === 'compilerArguments')?.includeInPrompt, 'result.traits should have a compiler arguments trait with includeInPrompt true');
+        ok(result.traits.find((trait) => trait.name === 'compilerArguments')?.promptTextOverride === 'The compiler arguments include: /std:c++20, /await.', 'result.traits should have a compiler arguments trait with promptTextOverride');
+    });
+
+    it('provides direct asks trait for absence of arguments.', async () => {
+        arrange({
+            vscodeExtension: vscodeExtension,
+            getIncludeFiles: { includedFiles: ['c:\\system\\include\\vector', 'c:\\system\\include\\string', 'C:\\src\\my_project\\foo.h'] },
+            projectContext: projectContextNoArgs,
+            rootUri: vscode.Uri.file('C:\\src\\my_project'),
+            flags: {
+                copilotcppIncludeTraits: ['directAsks'],
+                copilotcppMsvcCompilerArgumentFilter:
+                    '{"/FOO": "/FOO is not set.", "/BAR": "/BAR is not set."}'
+            }
+        });
+        await moduleUnderTest.registerRelatedFilesProvider();
+
+        const result = await callbackPromise;
+
+        ok(result, 'result should be defined');
+        ok(result.traits, 'result.traits should be defined');
+        ok(result.traits.find((trait) => trait.name === 'directAsks'), 'result.traits should have a direct asks trait');
+        ok(result.traits.find((trait) => trait.name === 'directAsks')?.value === '/FOO is not set. /BAR is not set. ', 'result.traits should have a direct asks value');
+        ok(result.traits.find((trait) => trait.name === 'directAsks')?.includeInPrompt, 'result.traits should have a direct asks trait with includeInPrompt true');
+        ok(result.traits.find((trait) => trait.name === 'directAsks')?.promptTextOverride === "/FOO is not set. /BAR is not set. ", 'result.traits should have a direct ask trait with promptTextOverride');
+    });
+
+    it('does not accept empty regex.', async () => {
+        arrange({
+            vscodeExtension: vscodeExtension,
+            getIncludeFiles: { includedFiles: ['c:\\system\\include\\vector', 'c:\\system\\include\\string', 'C:\\src\\my_project\\foo.h'] },
+            projectContext: projectContextNoArgs,
+            rootUri: vscode.Uri.file('C:\\src\\my_project'),
+            flags: {
+                copilotcppIncludeTraits: ['directAsks'],
+                copilotcppMsvcCompilerArgumentFilter:
+                    '{"": "Empty regex not allowed."}'
+            }
+        });
+        await moduleUnderTest.registerRelatedFilesProvider();
+
+        const result = await callbackPromise;
+
+        ok(result, 'result should be defined');
+        ok(result.traits, 'result.traits should be defined');
+        ok(result.traits.find((trait) => trait.name === 'directAsks') === undefined, 'result.traits should not have a direct asks trait');
+    });
 });
@@ -0,0 +1,388 @@
+/* --------------------------------------------------------------------------------------------
+ * Copyright (c) Microsoft Corporation. All Rights Reserved.
+ * See 'LICENSE' in the project root for license information.
+ * ------------------------------------------------------------------------------------------ */
+
+import { ok } from 'assert';
+import { afterEach, beforeEach, describe, it } from 'mocha';
+import * as sinon from 'sinon';
+import * as vscode from 'vscode';
+import * as util from '../../../../src/common';
+import { ChatContextResult, DefaultClient, ProjectContextResult } from '../../../../src/LanguageServer/client';
+import { ClientCollection } from '../../../../src/LanguageServer/clientCollection';
+import * as extension from '../../../../src/LanguageServer/extension';
+import { CppConfigurationLanguageModelTool, getProjectContext } from '../../../../src/LanguageServer/lmTool';
+import * as telemetry from '../../../../src/telemetry';
+
+describe('CppConfigurationLanguageModelTool Tests', () => {
+    let mockLanguageModelToolInvocationOptions: sinon.SinonStubbedInstance<vscode.LanguageModelToolInvocationOptions<void>>;
+    let activeClientStub: sinon.SinonStubbedInstance<DefaultClient>;
+    let mockTextEditorStub: MockTextEditor;
+    let mockTextDocumentStub: sinon.SinonStubbedInstance<vscode.TextDocument>;
+    let telemetryStub: sinon.SinonStub;
+
+    class MockLanguageModelToolInvocationOptions implements vscode.LanguageModelToolInvocationOptions<void> {
+        tokenizationOptions?: vscode.LanguageModelToolTokenizationOptions | undefined;
+        toolInvocationToken: undefined;
+        input: undefined;
+    }
+    class MockTextEditor implements vscode.TextEditor {
+        constructor(selection: vscode.Selection, selections: readonly vscode.Selection[], visibleRanges: readonly vscode.Range[], options: vscode.TextEditorOptions, document: vscode.TextDocument, viewColumn?: vscode.ViewColumn) {
+            this.selection = selection;
+            this.selections = selections;
+            this.visibleRanges = visibleRanges;
+            this.options = options;
+            this.viewColumn = viewColumn;
+            this.document = document;
+        }
+        selection: vscode.Selection;
+        selections: readonly vscode.Selection[];
+        visibleRanges: readonly vscode.Range[];
+        options: vscode.TextEditorOptions;
+        viewColumn: vscode.ViewColumn | undefined;
+        edit(_callback: (editBuilder: vscode.TextEditorEdit) => void, _options?: { readonly undoStopBefore: boolean; readonly undoStopAfter: boolean }): Thenable<boolean> {
+            throw new Error('Method not implemented.');
+        }
+        insertSnippet(_snippet: vscode.SnippetString, _location?: vscode.Position | vscode.Range | readonly vscode.Position[] | readonly vscode.Range[], _options?: { readonly undoStopBefore: boolean; readonly undoStopAfter: boolean }): Thenable<boolean> {
+            throw new Error('Method not implemented.');
+        }
+        setDecorations(_decorationType: vscode.TextEditorDecorationType, _rangesOrOptions: readonly vscode.Range[] | readonly vscode.DecorationOptions[]): void {
+            throw new Error('Method not implemented.');
+        }
+        revealRange(_range: vscode.Range, _revealType?: vscode.TextEditorRevealType): void {
+            throw new Error('Method not implemented.');
+        }
+        show(_column?: vscode.ViewColumn): void {
+            throw new Error('Method not implemented.');
+        }
+        hide(): void {
+            throw new Error('Method not implemented.');
+        }
+        document: vscode.TextDocument;
+    }
+    class MockTextDocument implements vscode.TextDocument {
+        uri: vscode.Uri;
+        constructor(uri: vscode.Uri, fileName: string, isUntitled: boolean, languageId: string, version: number, isDirty: boolean, isClosed: boolean, eol: vscode.EndOfLine, lineCount: number) {
+            this.uri = uri;
+            this.fileName = fileName;
+            this.isUntitled = isUntitled;
+            this.languageId = languageId;
+            this.version = version;
+            this.isDirty = isDirty;
+            this.isClosed = isClosed;
+            this.eol = eol;
+            this.lineCount = lineCount;
+        }
+        fileName: string;
+        isUntitled: boolean;
+        languageId: string;
+        version: number;
+        isDirty: boolean;
+        isClosed: boolean;
+        save(): Thenable<boolean> {
+            throw new Error('Method not implemented.');
+        }
+        eol: vscode.EndOfLine;
+        lineCount: number;
+
+        lineAt(line: number): vscode.TextLine;
+        // eslint-disable-next-line @typescript-eslint/unified-signatures
+        lineAt(position: vscode.Position): vscode.TextLine;
+        lineAt(_arg: number | vscode.Position): vscode.TextLine {
+            throw new Error('Method not implemented.');
+        }
+        offsetAt(_position: vscode.Position): number {
+            throw new Error('Method not implemented.');
+        }
+        positionAt(_offset: number): vscode.Position {
+            throw new Error('Method not implemented.');
+        }
+        getText(_range?: vscode.Range): string {
+            throw new Error('Method not implemented.');
+        }
+        getWordRangeAtPosition(_position: vscode.Position, _regex?: RegExp): vscode.Range | undefined {
+            throw new Error('Method not implemented.');
+        }
+        validateRange(_range: vscode.Range): vscode.Range {
+            throw new Error('Method not implemented.');
+        }
+        validatePosition(_position: vscode.Position): vscode.Position {
+            throw new Error('Method not implemented.');
+        }
+    }
+    beforeEach(() => {
+        sinon.stub(util, 'extensionContext').value({ extension: { id: 'test-extension-id' } });
+
+        mockTextDocumentStub = sinon.createStubInstance(MockTextDocument);
+        mockTextEditorStub = new MockTextEditor(new vscode.Selection(0, 0, 0, 0), [], [], { tabSize: 4 }, mockTextDocumentStub);
+        mockLanguageModelToolInvocationOptions = new MockLanguageModelToolInvocationOptions();
+        activeClientStub = sinon.createStubInstance(DefaultClient);
+        const clientsStub = sinon.createStubInstance(ClientCollection);
+        sinon.stub(extension, 'getClients').returns(clientsStub);
+        sinon.stub(clientsStub, 'ActiveClient').get(() => activeClientStub);
+        activeClientStub.getIncludes.resolves({ includedFiles: [] });
+        sinon.stub(vscode.window, 'activeTextEditor').get(() => mockTextEditorStub);
+        telemetryStub = sinon.stub(telemetry, 'logCopilotEvent').returns();
+    });
+
+    afterEach(() => {
+        sinon.restore();
+    });
+
+    const arrangeChatContextFromCppTools = ({ chatContextFromCppTools, isCpp, isHeaderFile }:
+    { chatContextFromCppTools?: ChatContextResult; isCpp?: boolean; isHeaderFile?: boolean } =
+    { chatContextFromCppTools: undefined, isCpp: undefined, isHeaderFile: false }
+    ) => {
+        activeClientStub.getChatContext.resolves(chatContextFromCppTools);
+        sinon.stub(util, 'isCpp').returns(isCpp ?? true);
+        sinon.stub(util, 'isHeaderFile').returns(isHeaderFile ?? false);
+    };
+
+    const arrangeProjectContextFromCppTools = ({ projectContextFromCppTools, isCpp, isHeaderFile }:
+    { projectContextFromCppTools?: ProjectContextResult; isCpp?: boolean; isHeaderFile?: boolean } =
+    { projectContextFromCppTools: undefined, isCpp: undefined, isHeaderFile: false }
+    ) => {
+        activeClientStub.getProjectContext.resolves(projectContextFromCppTools);
+        sinon.stub(util, 'isCpp').returns(isCpp ?? true);
+        sinon.stub(util, 'isHeaderFile').returns(isHeaderFile ?? false);
+    };
+
+    it('should log telemetry and provide #cpp chat context.', async () => {
+        arrangeChatContextFromCppTools({
+            chatContextFromCppTools: {
+                language: 'cpp',
+                standardVersion: 'c++20',
+                compiler: 'msvc',
+                targetPlatform: 'windows',
+                targetArchitecture: 'x64'
+            }
+        });
+
+        const result = await new CppConfigurationLanguageModelTool().invoke(mockLanguageModelToolInvocationOptions, new vscode.CancellationTokenSource().token);
+
+        ok(telemetryStub.calledOnce, 'Telemetry should be called once');
+        ok(telemetryStub.calledWithMatch('Chat/Tool/cpp', sinon.match({
+            "language": 'C++',
+            "compiler": 'MSVC',
+            "standardVersion": 'C++20',
+            "targetPlatform": 'Windows',
+            "targetArchitecture": 'x64'
+        })));
+        ok(result, 'result should not be undefined');
+        const text = result.content[0] as vscode.LanguageModelTextPart;
+        ok(text, 'result should contain a text part');
+        ok(text.value === 'The user is working on a C++ project. The project uses language version C++20. The project compiles using the MSVC compiler. The project targets the Windows platform. The project targets the x64 architecture. ');
+    });
+
+    const testGetProjectContext = async ({
+        compiler,
+        expectedCompiler,
+        context,
+        compilerArguments: compilerArguments,
+        expectedCompilerArguments
+    }: {
+        compiler: string;
+        expectedCompiler: string;
+        context: { flags: Record<string, unknown> };
+        compilerArguments: string[];
+        expectedCompilerArguments: Record<string, string>;
+    }) => {
+        arrangeProjectContextFromCppTools({
+            projectContextFromCppTools: {
+                language: 'cpp',
+                standardVersion: 'c++20',
+                compiler: compiler,
+                targetPlatform: 'windows',
+                targetArchitecture: 'x64',
+                fileContext: {
+                    compilerArguments: compilerArguments
+                }
+            }
+        });
+
+        const result = await getProjectContext(mockTextDocumentStub.uri, context);
+
+        ok(result, 'result should not be undefined');
+        ok(result.language === 'C++');
+        ok(result.compiler === expectedCompiler);
+        ok(result.standardVersion === 'C++20');
+        ok(result.targetPlatform === 'Windows');
+        ok(result.targetArchitecture === 'x64');
+        ok(JSON.stringify(result.compilerArguments) === JSON.stringify(expectedCompilerArguments));
+    };
+
+    it('should provide compilerArguments based on copilotcppMsvcCompilerArgumentFilter.', async () => {
+        await testGetProjectContext({
+            compiler: 'msvc',
+            expectedCompiler: 'MSVC',
+            context: { flags: { copilotcppMsvcCompilerArgumentFilter: '{"foo-?": ""}' } },
+            compilerArguments: ['foo', 'bar', 'abc', 'foo-'],
+            expectedCompilerArguments: { 'foo-?': 'foo-' }
+        });
+    });
+
+    it('should provide compilerArguments based on copilotcppClangCompilerArgumentFilter.', async () => {
+        await testGetProjectContext({
+            compiler: 'clang',
+            expectedCompiler: 'Clang',
+            context: { flags: { copilotcppClangCompilerArgumentFilter: '{"foo": "", "bar": ""}' } },
+            compilerArguments: ['foo', 'bar', 'abc'],
+            expectedCompilerArguments: { 'foo': 'foo', 'bar': 'bar' }
+        });
+    });
+
+    it('should support spaces between argument and value.', async () => {
+        await testGetProjectContext({
+            compiler: 'clang',
+            expectedCompiler: 'Clang',
+            context: { flags: { copilotcppClangCompilerArgumentFilter: '{"-std\\\\sc\\\\+\\\\+\\\\d+": ""}' } },
+            compilerArguments: ['-std', 'c++17', '-std', 'foo', '-std', 'c++11', '-std', 'bar'],
+            expectedCompilerArguments: { '-std\\sc\\+\\+\\d+': '-std c++11' }
+        });
+    });
+
+    it('should provide compilerArguments based on copilotcppGccCompilerArgumentFilter.', async () => {
+        await testGetProjectContext({
+            compiler: 'gcc',
+            expectedCompiler: 'GCC',
+            context: { flags: { copilotcppGccCompilerArgumentFilter: '{"foo": "", "bar": ""}' } },
+            compilerArguments: ['foo', 'bar', 'abc', 'bar', 'foo', 'bar'],
+            expectedCompilerArguments: { 'foo': 'foo', 'bar': 'bar' }
+        });
+    });
+
+    it('should provide empty array for each regex if nothing matches.', async () => {
+        await testGetProjectContext({
+            compiler: 'msvc',
+            expectedCompiler: 'MSVC',
+            context: { flags: { copilotcppMsvcCompilerArgumentFilter: '{"foo": "", "bar": ""}' } },
+            compilerArguments: [],
+            expectedCompilerArguments: {}
+        });
+    });
+
+    it('should filter out all compilerArguments by default.', async () => {
+        await testGetProjectContext({
+            compiler: 'gcc',
+            expectedCompiler: 'GCC',
+            context: { flags: {} },
+            compilerArguments: ['foo', 'bar'],
+            expectedCompilerArguments: {}
+        });
+    });
+
+    it('should filter out all compilerArguments for empty regex.', async () => {
+        await testGetProjectContext({
+            compiler: 'msvc',
+            expectedCompiler: 'MSVC',
+            context: { flags: { copilotcppMsvcCompilerArgumentFilter: '{"": ""}' } },
+            compilerArguments: ['foo', 'bar'],
+            expectedCompilerArguments: {}
+        });
+    });
+
+    it('should filter out all compilerArguments for empty copilotcppMsvcCompilerArgumentFilter.', async () => {
+        await testGetProjectContext({
+            compiler: 'msvc',
+            expectedCompiler: 'MSVC',
+            context: {
+                flags: {
+                    copilotcppMsvcCompilerArgumentFilter: ''
+                }
+            },
+            compilerArguments: ['foo', 'bar'],
+            expectedCompilerArguments: {}
+        });
+    });
+
+    it('should filter out all compilerArguments for invalid copilotcppMsvcCompilerArgumentFilter.', async () => {
+        await testGetProjectContext({
+            compiler: 'msvc',
+            expectedCompiler: 'MSVC',
+            context: {
+                flags: {
+                    copilotcppMsvcCompilerArgumentFilter: 'Not a map'
+                }
+            },
+            compilerArguments: ['foo', 'bar'],
+            expectedCompilerArguments: {}
+        });
+    });
+
+    it('should filter out all compilerArguments for unknown compilers.', async () => {
+        await testGetProjectContext({
+            compiler: 'unknown',
+            expectedCompiler: '',
+            context: {
+                flags: {
+                    copilotcppMsvcCompilerArgumentFilter: '{"(foo|bar)": ""}',
+                    copilotcppClangCompilerArgumentFilter: '{"(foo|bar)": ""}',
+                    copilotcppGccCompilerArgumentFilter: '{"(foo|bar)": ""}'
+                }
+            },
+            compilerArguments: ['foo', 'bar'],
+            expectedCompilerArguments: {}
+        });
+    });
+
+    it('should send telemetry.', async () => {
+        const input = {
+            compiler: 'msvc',
+            expectedCompiler: 'MSVC',
+            context: { flags: { copilotcppMsvcCompilerArgumentFilter: '{"foo-?": "", "": "", "bar": "", "xyz": ""}' } },
+            compilerArguments: ['foo', 'bar', 'foo-', 'abc'],
+            expectedCompilerArguments: { 'foo-?': 'foo-', 'bar': 'bar' }
+        };
+        await testGetProjectContext(input);
+
+        ok(telemetryStub.calledOnce, 'Telemetry should be called once');
+        ok(telemetryStub.calledWithMatch('ProjectContext', sinon.match({
+            "language": 'C++',
+            "compiler": input.expectedCompiler,
+            "standardVersion": 'C++20',
+            "targetPlatform": 'Windows',
+            "targetArchitecture": 'x64',
+            "filteredCompilerArguments": "foo,foo-,bar",
+            "filters": "foo-?,bar,xyz"
+        }), sinon.match({
+            "compilerArgumentCount": input.compilerArguments.length,
+            'duration': sinon.match.number
+        })));
+    });
+
+    it('should not send telemetry for unknown values', async () => {
+        arrangeProjectContextFromCppTools({
+            projectContextFromCppTools: {
+                language: 'java',
+                standardVersion: 'gnu++17',
+                compiler: 'javac',
+                targetPlatform: 'arduino',
+                targetArchitecture: 'bar',
+                fileContext: {
+                    compilerArguments: []
+                }
+            }
+        });
+
+        const result = await getProjectContext(mockTextDocumentStub.uri, { flags: {} });
+
+        ok(telemetryStub.calledOnce, 'Telemetry should be called once');
+        ok(telemetryStub.calledWithMatch('ProjectContext', sinon.match({
+            "targetArchitecture": 'bar'
+        }), sinon.match({
+            "compilerArgumentCount": 0
+        })));
+        ok(telemetryStub.calledWithMatch('ProjectContext', sinon.match(property =>
+            property['language'] === undefined &&
+            property['compiler'] === undefined &&
+            property['standardVersion'] === undefined &&
+            property['targetPlatform'] === undefined)));
+        ok(result, 'result should not be undefined');
+        ok(result.language === '');
+        ok(result.compiler === '');
+        ok(result.standardVersion === '');
+        ok(result.targetPlatform === '');
+        ok(result.targetArchitecture === 'bar');
+        ok(Object.keys(result.compilerArguments).length === 0);
+    });
+});
@@ -448,7 +448,7 @@
  resolved "https://pkgs.dev.azure.com/azure-public/VisualCpp/_packaging/cpp_PublicPackages/npm/registry/@types/minimatch/-/minimatch-5.1.2.tgz#07508b45797cb81ec3f273011b054cd0755eddca"
  integrity sha1-B1CLRXl8uB7D8nMBGwVM0HVe3co=

-"@types/minimatch@^3.0.3", "@types/minimatch@^3.0.5":
+"@types/minimatch@^3.0.3":
  version "3.0.5"
  resolved "https://pkgs.dev.azure.com/azure-public/VisualCpp/_packaging/cpp_PublicPackages/npm/registry/@types/minimatch/-/minimatch-3.0.5.tgz#1001cc5e6a3704b83c236027e77f2f58ea010f40"
  integrity sha1-EAHMXmo3BLg8I2An538vWOoBD0A=
@@ -1428,9 +1428,9 @@ create-require@^1.1.0:
  integrity sha1-wdfo8eX2z8n/ZfnNNS03NIdWwzM=

 cross-spawn@^7.0.2, cross-spawn@^7.0.3:
-  version "7.0.3"
-  resolved "https://pkgs.dev.azure.com/azure-public/VisualCpp/_packaging/cpp_PublicPackages/npm/registry/cross-spawn/-/cross-spawn-7.0.3.tgz#f73a85b9d5d41d045551c177e2882d4ac85728a6"
-  integrity sha1-9zqFudXUHQRVUcF34ogtSshXKKY=
+  version "7.0.6"
+  resolved "https://pkgs.dev.azure.com/azure-public/VisualCpp/_packaging/cpp_PublicPackages/npm/registry/cross-spawn/-/cross-spawn-7.0.6.tgz#8a58fe78f00dcd70c370451759dfbfaf03e8ee9f"
+  integrity sha1-ilj+ePANzXDDcEUXWd+/rwPo7p8=
  dependencies:
    path-key "^3.1.0"
    shebang-command "^2.0.0"
@@ -3278,6 +3278,13 @@ minimatch@^3.0.4, minimatch@^3.0.5, minimatch@^3.1.1, minimatch@^3.1.2:
  dependencies:
    brace-expansion "^1.1.7"

+minimatch@^4.2.0:
+  version "4.2.3"
+  resolved "https://registry.yarnpkg.com/minimatch/-/minimatch-4.2.3.tgz#b4dcece1d674dee104bb0fb833ebb85a78cbbca6"
+  integrity sha512-lIUdtK5hdofgCTu3aT0sOaHsYR37viUuIc0rwnnDXImbwFRcumyLMeZaM0t0I/fgxS6s6JMfu0rLD1Wz9pv1ng==
+  dependencies:
+    brace-expansion "^1.1.7"
+
 minimatch@^5.0.1, minimatch@^5.1.0, minimatch@^5.1.6:
  version "5.1.6"
  resolved "https://pkgs.dev.azure.com/azure-public/VisualCpp/_packaging/cpp_PublicPackages/npm/registry/minimatch/-/minimatch-5.1.6.tgz#1cfcb8cf5522ea69952cd2af95ae09477f122a96"
Author	SHA1	Message	Date
Colen Garoutte-Carson	98696368f4	Merge pull request #13025 from microsoft/main	2024-12-05 12:45:31 -08:00
Colen Garoutte-Carson	ee71e1f82c	Update changelog for 1.23.2 (2nd time) (#13024 )	2024-12-05 12:39:02 -08:00
[email protected]	05d43dc2f7	[Auto] Localization - Translated Strings (#12869 )	2024-12-05 12:09:39 -08:00
Sean McManus	99d98afcec	Merge pull request #13021 from microsoft/main Merge to insiders for 1.23.2	2024-12-04 20:04:33 -08:00
Colen Garoutte-Carson	44b736e84a	Update changelog for 1.23.2 (#13020 )	2024-12-04 18:55:51 -08:00
Sean McManus	052bcffe37	Fix an unnecessary cancel/re-request with GitHub Copilot requests (and fix some other bugs with Copilot exception handling) (#12988 ) * Fix an unnecessary cancel/re-request with GitHub Copilot requests. * A couple bug fixes from the previous PR. * Fix another loc case.	2024-12-04 15:01:24 -08:00
Colen Garoutte-Carson	74d691f431	Update mac runner to macos-14 (#13013 )	2024-12-03 15:21:03 -08:00
adrianstephens	9efde543c5	pass optional parameter to C_Cpp.ConfigurationSelect (#12993 )	2024-12-02 19:19:52 -08:00
Glen Chung	a6089eaa6c	Support A/B Compiler Arguments Traits (#12979 ) - Depends on cpptools' update to provide ProjectContextResult. - Send "standardVersion" trait in completion prompt by default. - Added the following new traits - intelliSenseDisclaimer: compiler information disclaimer. - intelliSenseDisclaimerBeginning: to note the beginning of IntelliSense information. - compilerArguments: a list of compiler command arguments that could affect Copilot generating completions. - directAsks: direct asking Copilot to do something instead of providing an argument. - intelliSenseDisclaimerEnd: to note the end of IntelliSense information. - A/B Experimental flags - copilotcppTraits: deprecated, no longer used. - copilotcppExcludeTraits:: deprecated, no longer used. - copilotcppIncludeTraits: string array to include individual trait, i.e., compilerArguments. - copilotcppMsvcCompilerArgumentFilter: map of regex string to absence prompt for MSVC. - copilotcppClangCompilerArgumentFilter: map of regex string to absence prompt for Clang. - copilotcppGccCompilerArgumentFilter: map of regex string to absence prompt for GCC. - copilotcppCompilerArgumentDirectAskMap: map of argument to prompt.	2024-12-02 14:38:50 -08:00
Colen Garoutte-Carson	21a44d9be6	Add a string for multiple compile_commands.json (on native side) (#12964 )	2024-12-02 12:31:42 -08:00
Bob Brown	bfa3c7544e	Add a CODEOWNERS file for required PR reviews (#12987 )	2024-11-21 13:02:20 -08:00
dependabot[bot]	64e9106cb3	Bump cross-spawn from 7.0.3 to 7.0.6 in /Extension (#12973 ) Bumps [cross-spawn](https://github.com/moxystudio/node-cross-spawn) from 7.0.3 to 7.0.6. - [Changelog](https://github.com/moxystudio/node-cross-spawn/blob/master/CHANGELOG.md) - [Commits](https://github.com/moxystudio/node-cross-spawn/compare/v7.0.3...v7.0.6) --- updated-dependencies: - dependency-name: cross-spawn dependency-type: indirect ... Signed-off-by: dependabot[bot] <[email protected]> Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>	2024-11-19 10:46:12 -08:00
Colen Garoutte-Carson	05fbc0eae7	Fix matching of editorConfig sections patterns (#12953 )	2024-11-12 18:44:32 -08:00
Colen Garoutte-Carson	9646722501	Address issue with `Attempting to use languageClient before initialized` (#12959 )	2024-11-12 16:25:04 -08:00
Yiftah Waisman	911c39d054	Fixes to compile commands file watchers fallback logic (#12948 ) * close file watchers before clearing the array * keep track of fallback time per file	2024-11-12 16:02:42 -08:00
Sean McManus	784f1450c0	Merge pull request #12939 from microsoft/main Update changelog. (#12938)	2024-11-06 13:56:23 -08:00
Sean McManus	c9cae0b8c0	Update changelog. (#12938 )	2024-11-06 12:43:56 -08:00
Sean McManus	7d26dd1c4f	Merge pull request #12932 from microsoft/main Merge for 1.23.1	2024-11-05 17:29:22 -08:00
Sean McManus	1b21b69422	Update changelog for 1.23.1 (#12931 ) * Update changelog for 1.23.1	2024-11-05 17:15:09 -08:00
Colen Garoutte-Carson	390046ccf4	Fix processing of bools and numbers in editorConfig files (#12923 )	2024-11-04 18:08:15 -08:00
Ben McMorran	fcd0b0c25f	Add telemetry for #cpp failures (#12910 )	2024-10-30 17:02:51 -07:00
LucaandBen McMorran	dc8140199b	Ensure only wel known values are passed in to the LLM #2293227 (#12907 ) Co-authored-by: Ben McMorran <[email protected]>	2024-10-30 14:32:31 -08:00
Bob Brown	1462b0dacb	Normalize messages for bad paths (#12904 )	2024-10-30 10:54:22 -07:00
Colen Garoutte-Carson	e45dbcec9b	Fix issue with requests in protocolFilter.ts causing stalls (#12906 )	2024-10-29 18:46:13 -07:00
Sean McManus	f51404d9db	Switch to @vscode/dts. (#12901 )	2024-10-29 17:57:47 -07:00