chromium macos vscode

https://chromium.googlesource.com/chromium/src/+/105.0.5195.127/tools/vscode

https://source.chromium.org/chromium/chromium/src/+/main:tools/vscode/

一直以来都很少用vscode

了解下这几个配置的意思

 

launch.json

{
  "version": "0.2.0",
  "configurations": [
    {
      "name": "Chrome Debug",
      "type": "cppdbg", // "cppdbg" for GDB/LLDB, "cppvsdbg" for Windows Visual Studio debugger
      "request": "launch",
      "targetArchitecture": "x64", //targetArchitecture 被设置为 "x64" 或 "arm"。这表示相应的调试会话将用于调试 x86-64 架构（64 位）或 ARM 架构的目标程序。具体的架构值取决于目标平台和架构。
      "program": "${workspaceRoot}/out/Debug/chrome",
      "args": [], // Optional command line args
      "preLaunchTask": "8-build_chrome_debug", //preLaunchTask 有助于在启动调试之前自动执行构建任务，以确保调试器使用的是最新的可执行文件。这对于避免手动构建代码并确保调试环境的一致性非常有帮助。
      "stopAtEntry": false, // false 是调试配置中的一个属性设置，表示在启动调试会话时是否在程序的入口处停止执行。如果设置为 true，则在程序启动时会立即停止，等待用户手动触发单步执行或其他调试操作。
      "cwd": "${workspaceRoot}/out/Debug/", //当前工作目录
      "environment": [], //"environment" 是调试配置中的一个属性，用于设置调试器执行时的环境变量。
      "externalConsole": true, //"externalConsole" 是调试配置中的一个属性，用于指定在启动调试时是否使用外部控制台。在给定的 JSON 配置中，"externalConsole": true 表示启动调试时会使用外部控制台。
      "setupCommands": [ //"setupCommands" 是调试配置中的一个属性，用于指定在启动调试器之前要执行的设置命令。这些命令通常是针对特定的调试器，用于配置调试器的行为或加载特定的调试脚本。
        {
          "description": "Enable pretty printing for gdb",
          "text": "-enable-pretty-printing"
        },
        {
          "description": "Load Chromium gdb configuration",
          "text": "-interpreter-exec console \"source -v ${workspaceRoot}/tools/gdb/gdbinit\""
        },
        {
          "description": "Load Blink gdb configuration",
          "text": "-interpreter-exec console \"python import sys; sys.path.insert(0, '${workspaceRoot}/third_party/blink/tools/gdb'); import blink\""
        }
      ]
    },
    //"setupCommands" 包含了三个命令，分别用于启用 GDB 的漂亮打印、加载 Chromium 的 GDB 配置以及加载 Blink 的 GDB 配置。这些命令在启动调试器之前被执行，以确保调试器以正确的方式配置和加载必要的调试脚本。这对于特定项目或框架的调试器配置非常有用。
    {
      "name": "Chrome Release",
      "type": "cppdbg", // "cppdbg" for GDB/LLDB, "cppvsdbg" for Windows Visual Studio debugger
      "request": "launch",
      "targetArchitecture": "x64",
      "program": "${workspaceRoot}/out/Release/chrome",
      "args": [], // Optional command line args
      "preLaunchTask": "9-build_chrome_release",
      "stopAtEntry": false,
      "cwd": "${workspaceRoot}/out/Release/",
      "environment": [],
      "externalConsole": true
    },
    {
      "name": "Custom Test Debug",
      "type": "cppdbg", // "cppdbg" for GDB/LLDB, "cppvsdbg" for Windows Visual Studio debugger
      "request": "launch",
      "targetArchitecture": "x64",
      "program": "${workspaceRoot}/out/Debug/unit_tests",
      "args": [
        "--gtest_filter=*",
        "--single-process-tests",
        "--ui-test-action-max-timeout=1000000",
        "--test-launcher-timeout=1000000"
      ],
      "preLaunchTask": "10-build_test_debug",
      "stopAtEntry": false,
      "cwd": "${workspaceRoot}/out/Debug/",
      "environment": [],
      "externalConsole": true
    },
    {
      "name": "Attach Debug",
      "type": "cppdbg", // "cppdbg" for GDB/LLDB, "cppvsdbg" for Windows Visual Studio debugger
      "request": "launch",
      "targetArchitecture": "x64",
      "program": "${workspaceRoot}/out/Debug/chrome",
      "args": [
        "--remote-debugging-port=2224"
      ],
      "stopAtEntry": false,
      "cwd": "${workspaceRoot}/out/Debug/",
      "environment": [],
      "externalConsole": false
    },
    {
      // Must be running before launching: out/Debug/bin/chrome_public_apk gdb --ide
      "name": "Attach Android",
      "type": "cppdbg", // "cppdbg" for GDB/LLDB, "cppvsdbg" for Windows Visual Studio debugger
      "request": "launch",
      "targetArchitecture": "arm",
      "program": "/tmp/adb-gdb-support-${env:USER}/app_process",
      "miDebuggerPath": "/tmp/adb-gdb-support-${env:USER}/gdb",
      "miDebuggerServerAddress": "ignored",
      "cwd": "${workspaceRoot}",
      "customLaunchSetupCommands": [
        {
          "text": "-interpreter-exec console \"source -v /tmp/adb-gdb-support-${env:USER}/gdbinit\""
        }
      ],
      "launchCompleteCommand": "None",
    }
  ]
}

 

settings.js{  // Suggested vscode default settings for simplifying initial setup. These

// settings are hoped to be convenient and helpful for those beginning to use
  // vscode with Chrome. Please modify and change as necessary.
  // All settings are optional, but some more "optional" settings at the end
  // are disabled by default. Feel free to enable them.
  // Default tab size of 2, for consistency with internal codebase.
  "editor.tabSize": 2, // 默认制表符大小为2，以与内部代码库一致。
  // Do not figure out tab size from opening a file.
  "editor.detectIndentation": false, // 不要从打开文件中推断制表符大小。
  // Add a line at 80 characters. 
  "editor.rulers": [80], // 在80个字符处添加一条竖线。
  // Forces LF instead of "auto" which uses CRLF on Windows.
  "files.eol": "\n", // 强制使用 LF 而不是 "auto"，在 Windows 上使用 CRLF。
  // Trim tailing whitespace on save.
  "files.trimTrailingWhitespace": true, // 保存时去除尾随空格。
  // Insert trimmed final new line.
  "files.insertFinalNewline": true, // 插入去除的最终换行符。
  "files.trimFinalNewlines": true,
  "files.associations": {
    // Adds xml syntax highlighting for grd files.
    "*.grd" : "xml", // 为 grd 文件添加 XML 语法高亮。
    // Optional: .gn and .gni are not JavaScript, but at least it gives some
    // approximate syntax highlighting. Ignore the linter warnings!
    // There's an extension for these files, excluding the linter headaches.
    // https://marketplace.visualstudio.com/items?itemName=npclaudiu.vscode-gn
    "*.gni" : "javascript",
    "*.gn" : "javascript"
  },
  "files.exclude": {
    // Ignore build output folders.
    "out*/**": true // 忽略构建输出文件夹。
  },
  "files.watcherExclude": {
    // Don't watch out*/ and third_party/ for changes to fix an issue
    // where vscode doesn't notice that files have changed.
    // https://github.com/Microsoft/vscode/issues/3998
    // There is currently another issue that requires a leading **/ for
    // watcherExlude. Beware that this pattern might affect other out* folders
    // like src/cc/output/.
    "**/out*/**": true,
    "**/third_party/**": true
    // 不要监视 out*/ 和 third_party/ 的更改，以解决一个问题， // 即 VSCode 不会注意到文件已更改的问题。 // https://github.com/Microsoft/vscode/issues/3998 // 目前存在另一个问题，需要一个前导 **/ 用于 watcherExclude。注意，这个模式可能影响其他 out* 文件夹，比如 src/cc/output/。

  },
  // Wider author column for annotator extension.
  // https://marketplace.visualstudio.com/items?itemName=ryu1kn.annotator
  "annotator.annotationColumnWidth": "24em", // Annotator 扩展的宽作者列。
  // C++ clang format settings. |workspaceFolder| is assumed to be Chromium's
  // src/ directory.
  "C_Cpp.clang_format_path": "${workspaceFolder}/third_party/depot_tools/clang-format", // C++ clang 格式设置。假设 |workspaceFolder| 是 Chromium 的 src/ 目录。
  "C_Cpp.clang_format_sortIncludes": true,
  "editor.formatOnSave": true,
  "editor.formatOnSaveMode": "modifications",
  // Optional: Highlight current line at the left of the editor.
  // "editor.renderLineHighlight": "gutter",
  // Optional: Don't automatically add closing brackets. It gets in the way.
  // "editor.autoClosingBrackets": "never",
  // Optional: Enable a tiny 30k feet view of your doc.
  // "editor.minimap.enabled": true,
  // "editor.minimap.maxColumn": 80,
  // "editor.minimap.renderCharacters": false,
  // Optional: Don't continuously fetch remote changes.
  //"git.autofetch": false,
  // Optional: Do not open files in 'preview' mode. Opening a new file in can
  //           replace an existing one in preview mode, which can be confusing.
  //"workbench.editor.enablePreview": false,
  // Optional: Same for files opened from quick open (Ctrl+P).
  //"workbench.editor.enablePreviewFromQuickOpen": false,
}

 

tasks.json

{
  // Note!
  // Set the value used for ${config:chrome.outputDir} in your settings.json
  // file with a line like:
  //   "chrome.outputDir": "/path/to/chromium/src/out/current_link",
  // Then run "0-set_chrome_output_directory" to set the `current_link`
// 注意！ 
// 使用类似以下行的 "settings.json" 文件中的 ${config:chrome.outputDir} 值设置 
// "chrome.outputDir": "/path/to/chromium/src/out/current_link", 
// 然后运行 "0-set_chrome_output_directory" 来设置 `current_link`
  // symbolic link (see below).
  "version": "2.0.0",
  "runner": "terminal",
  // The default problem matcher matches build output, which is useful for most tasks.
  "problemMatcher": [
    // Matches output from clang.
    {
      "owner": "cpp",
      "fileLocation": ["relative", "${config:chrome.outputDir}"],
      "pattern": {
        "regexp": "^(gen/.*):(\\d+):(\\d+):\\s+(warning|\\w*\\s?error):\\s+(.*)$",
        "file": 1, "line": 2, "column": 3, "severity": 4, "message": 5
      }
    },
    {
      "owner": "cpp",
      "fileLocation": ["relative", "${workspaceRoot}"],
      "pattern": {
        "regexp": "^../../(.*):(\\d+):(\\d+):\\s+(warning|\\w*\\s?error):\\s+(.*)$",
        "file": 1, "line": 2, "column": 3, "severity": 4, "message": 5
      }
    },
    // Matches output from clang-cl / msvc.
    {
      "owner": "cpp",
      "fileLocation": [
        "relative",
        "${config:chrome.outputDir}"
      ],
      "pattern": {
        "regexp": "^(gen/.*)\\((\\d+),(\\d+)\\):\\s+(warning|\\w*\\s?error):\\s+(.*)$",
        "file": 1,
        "line": 2,
        "column": 3,
        "severity": 4,
        "message": 5
      }
    },
    {
      "owner": "cpp",
      "fileLocation": [
        "relative",
        "${workspaceRoot}"
      ],
      "pattern": {
        "regexp": "^../../(.*)\\((\\d+),(\\d+)\\):\\s+(warning|\\w*\\s?error):\\s+(.*)$",
        "file": 1,
        "line": 2,
        "column": 3,
        "severity": 4,
        "message": 5
      }
    },
    {
      "owner": "cpp",
      "fileLocation": ["relative", "${config:chrome.outputDir}"],
      "pattern": {
        "regexp": "^(gen/.*?):(.*):\\s+(warning|\\w*\\s?error):\\s+(.*)$",
        "file": 1, "severity": 3, "message": 4
      }
    },
    {
      "owner": "cpp",
      "fileLocation": ["relative", "${workspaceRoot}"],
      "pattern": {
        "regexp": "^../../(.*?):(.*):\\s+(warning|\\w*\\s?error):\\s+(.*)$",
        "file": 1, "severity": 3, "message": 4
      }
    }
  ],
  "options": {
    // It's important to set the CWD to the output directory so that file paths
    // are linked correctly in the terminal output.
    "cwd": "${config:chrome.outputDir}"
  },
  "inputs": [
    {
      // See 'Set Chrome Output Directory'.
      "type": "pickString",
      "id": "chromeOutputDir",
      "description": "Chrome output directory:",
      // Configure this to point to all the output directories you use.
      "options": [
        "/path/to/chromium/src/out/pc",
        "/path/to/chromium/src/out/Debug",
        "/path/to/chromium/src/out/Debug_x86"
      ]
    },
    {
      "type": "promptString",
      "id": "gtestFilter",
      "description": "Filter for 4-test_current_file_with_filter",
      "default": "*"
    }
  ],
  "tasks": [
    // Set the Chrome output directory to be used in future task runs.
    // This uses a symbolic link to remember the current output directory.
    // If you want to use this, make sure chrome.outputDir is configured to
    // point to the link created at ${workspaceFolder}/out/current_link.
    // Alternatively:
    // * If you want to be prompted for the output directory each
    //   time you run a command, replace
    //     ${config:chrome.outputDir}
    //   with
    //     ${input:chromeOutputDir}
    //   everywhere in this file.
    //
    // * If you want to have different tasks for different output directories,
    //   just create duplicate tasks and hard-code the output directory used.
    {
      "label": "0-set_chrome_output_directory",
      "command": "rm -f ${workspaceFolder}/out/current_link; ln -s ${input:chromeOutputDir} ${workspaceFolder}/out/current_link",
      "type": "shell",
      // The default problem matcher doesn't make sense here, so remove it.
      "problemMatcher": [],
      "options": {
        "cwd": "${workspaceFolder}"
      }
    },
    // Some general-purpose build and test tasks. These all inherit the
    // problemMatcher at the top of the file.
    {
      "label": "1-build_chrome",
      "type": "shell",
      "command": "autoninja -C ${config:chrome.outputDir} chrome",
      "group": "test"
    },
    {
      "label": "2-build_all",
      "type": "shell",
      "command": "autoninja -C ${config:chrome.outputDir}"
    },
    {
      "label": "3-test_current_file",
      "type": "shell",
      "command": "${workspaceFolder}/tools/autotest.py -C ${config:chrome.outputDir} --run-all ${file}"
    },
    {
      "label": "4-test_current_file_with_filter",
      "type": "shell",
      "command": "${workspaceFolder}/tools/autotest.py -C ${config:chrome.outputDir} --gtest_filter ${input:gtestFilter} ${file}"
    },
    {
      "label": "5-test_current_line",
      "type": "shell",
      "command": "${workspaceFolder}/tools/autotest.py -C ${config:chrome.outputDir} --line ${lineNumber} ${file}"
    },
    {
      "label": "6-test_current_directory",
      "type": "shell",
      "command": "${workspaceFolder}/tools/autotest.py -C ${config:chrome.outputDir} --run-all ${fileDirname}"
    },
    {
      "label": "7-build_current_file",
      "type": "shell",
      "command": "compile_single_file --build-dir=${config:chrome.outputDir} --file-path=${file}"
    },
    // Some more specific build tasks, which hard-code the output directory.
    {
      "label": "8-build_chrome_debug",
      "type": "shell",
      "command": "autoninja -C ${workspaceFolder}/out/Debug chrome"
    },
    {
      "label": "9-build_chrome_release",
      "type": "shell",
      "command": "autoninja -C ${workspaceFolder}/out/Release chrome"
    },
    {
      "label": "10-build_test_debug",
      "type": "shell",
      "command": "autoninja -C ${workspaceFolder}/out/Debug unit_tests components_unittests browser_tests"
    },
    {
      "label": "11-generate_compile_commands",
      "type": "shell",
      "command": "${workspaceFolder}/tools/clang/scripts/generate_compdb.py -p ${config:chrome.outputDir} > ${workspaceFolder}/compile_commands.json"
    }
  ]
}

• version: 配置文件版本。
• runner: 指定任务运行器为终端。
• problemMatcher: 用于匹配构建输出中的警告和错误。
• options: 一些通用选项，例如将当前工作目录设置为输出目录。
• inputs: 用户输入配置，用于在运行任务时提供值。
• tasks: 具体的任务配置，包括构建、测试等。