pkg/analysis_server/.vscode/launch.json

{
    "version": "0.2.0",
    "configurations": [
        {
            "name": "Current file",
            "request": "launch",
            "type": "dart",
            "program": "${file}",
        },
        {
            "name": "test: all",
            "request": "launch",
            "type": "dart",
            "program": "test/test_all.dart",
        },
        {
            "name": "Dart - Integration Tests",
            "type": "dart",
            "request": "launch",
            // By specifying "templateFor", this config acts as a template when launching things inside the "integration_test" folder
            // from the CodeLens links and from the VS Code test runner.
            "templateFor": "integration_test",
            // Run the task to pre-compile the analysis server into the .dart_tool folder.
            "preLaunchTask": "dart: compile analysis server",
            // Pass the path of that snapshot in the `TEST_SERVER_SNAPSHOT` env variable so
            // that the integration tests will use this instead of the one in the current
            // SDK.
            "env": {
                "TEST_SERVER_SNAPSHOT": ".dart_tool/integration_tests_analysis_server.dart.snapshot"
            },
        }
    ]
}