Add generated files to paths-ignore, if FF is enabled

lib/analyze-action-post.js

@@ -120074,6 +120074,11 @@ var featureConfig = {
     legacyApi: true,
     minimumVersion: void 0
   },
+  ["ignore_generated_files" /* IgnoreGeneratedFiles */]: {
+    defaultValue: false,
+    envVar: "CODEQL_ACTION_IGNORE_GENERATED_FILES",
+    minimumVersion: void 0
+  },
   ["java_minimize_dependency_jars" /* JavaMinimizeDependencyJars */]: {
     defaultValue: false,
     envVar: "CODEQL_ACTION_JAVA_MINIMIZE_DEPENDENCY_JARS",

lib/analyze-action.js

@@ -87570,7 +87570,12 @@ function isDynamicWorkflow() {
   return getWorkflowEventName() === "dynamic";
 }
 function isDefaultSetup() {
-  return isDynamicWorkflow();
+  return isDynamicWorkflow() && !isCCR();
+}
+function isCCR() {
+  return isDynamicWorkflow() && process.env["CODEQL_ACTION_ANALYSIS_KEY"]?.startsWith(
+    "dynamic/copilot-pull-request-reviewer"
+  ) || false;
 }
 function prettyPrintInvocation(cmd, args) {
   return [cmd, ...args].map((x) => x.includes(" ") ? `'${x}'` : x).join(" ");
@@ -88695,6 +88700,11 @@ var featureConfig = {
     legacyApi: true,
     minimumVersion: void 0
   },
+  ["ignore_generated_files" /* IgnoreGeneratedFiles */]: {
+    defaultValue: false,
+    envVar: "CODEQL_ACTION_IGNORE_GENERATED_FILES",
+    minimumVersion: void 0
+  },
   ["java_minimize_dependency_jars" /* JavaMinimizeDependencyJars */]: {
     defaultValue: false,
     envVar: "CODEQL_ACTION_JAVA_MINIMIZE_DEPENDENCY_JARS",

lib/autobuild-action.js

@@ -84014,6 +84014,11 @@ var featureConfig = {
     legacyApi: true,
     minimumVersion: void 0
   },
+  ["ignore_generated_files" /* IgnoreGeneratedFiles */]: {
+    defaultValue: false,
+    envVar: "CODEQL_ACTION_IGNORE_GENERATED_FILES",
+    minimumVersion: void 0
+  },
   ["java_minimize_dependency_jars" /* JavaMinimizeDependencyJars */]: {
     defaultValue: false,
     envVar: "CODEQL_ACTION_JAVA_MINIMIZE_DEPENDENCY_JARS",

lib/init-action-post.js

@@ -122511,7 +122511,12 @@ function isDynamicWorkflow() {
   return getWorkflowEventName() === "dynamic";
 }
 function isDefaultSetup() {
-  return isDynamicWorkflow();
+  return isDynamicWorkflow() && !isCCR();
+}
+function isCCR() {
+  return isDynamicWorkflow() && process.env["CODEQL_ACTION_ANALYSIS_KEY"]?.startsWith(
+    "dynamic/copilot-pull-request-reviewer"
+  ) || false;
 }
 function prettyPrintInvocation(cmd, args) {
   return [cmd, ...args].map((x) => x.includes(" ") ? `'${x}'` : x).join(" ");
@@ -123455,6 +123460,11 @@ var featureConfig = {
     legacyApi: true,
     minimumVersion: void 0
   },
+  ["ignore_generated_files" /* IgnoreGeneratedFiles */]: {
+    defaultValue: false,
+    envVar: "CODEQL_ACTION_IGNORE_GENERATED_FILES",
+    minimumVersion: void 0
+  },
   ["java_minimize_dependency_jars" /* JavaMinimizeDependencyJars */]: {
     defaultValue: false,
     envVar: "CODEQL_ACTION_JAVA_MINIMIZE_DEPENDENCY_JARS",

lib/init-action.js

@@ -98,11 +98,11 @@ var require_command = __commonJS({
     };
     Object.defineProperty(exports2, "__esModule", { value: true });
     exports2.issue = exports2.issueCommand = void 0;
-    var os5 = __importStar4(require("os"));
+    var os6 = __importStar4(require("os"));
     var utils_1 = require_utils();
     function issueCommand(command, properties, message) {
       const cmd = new Command(command, properties, message);
-      process.stdout.write(cmd.toString() + os5.EOL);
+      process.stdout.write(cmd.toString() + os6.EOL);
     }
     exports2.issueCommand = issueCommand;
     function issue(name, message = "") {
@@ -186,7 +186,7 @@ var require_file_command = __commonJS({
     exports2.prepareKeyValueMessage = exports2.issueFileCommand = void 0;
     var crypto2 = __importStar4(require("crypto"));
     var fs15 = __importStar4(require("fs"));
-    var os5 = __importStar4(require("os"));
+    var os6 = __importStar4(require("os"));
     var utils_1 = require_utils();
     function issueFileCommand(command, message) {
       const filePath = process.env[`GITHUB_${command}`];
@@ -196,7 +196,7 @@ var require_file_command = __commonJS({
       if (!fs15.existsSync(filePath)) {
         throw new Error(`Missing file at path: ${filePath}`);
       }
-      fs15.appendFileSync(filePath, `${(0, utils_1.toCommandValue)(message)}${os5.EOL}`, {
+      fs15.appendFileSync(filePath, `${(0, utils_1.toCommandValue)(message)}${os6.EOL}`, {
         encoding: "utf8"
       });
     }
@@ -210,7 +210,7 @@ var require_file_command = __commonJS({
       if (convertedValue.includes(delimiter)) {
         throw new Error(`Unexpected input: value should not contain the delimiter "${delimiter}"`);
       }
-      return `${key}<<${delimiter}${os5.EOL}${convertedValue}${os5.EOL}${delimiter}`;
+      return `${key}<<${delimiter}${os6.EOL}${convertedValue}${os6.EOL}${delimiter}`;
     }
     exports2.prepareKeyValueMessage = prepareKeyValueMessage;
   }
@@ -18933,7 +18933,7 @@ var require_toolrunner = __commonJS({
     };
     Object.defineProperty(exports2, "__esModule", { value: true });
     exports2.argStringToArray = exports2.ToolRunner = void 0;
-    var os5 = __importStar4(require("os"));
+    var os6 = __importStar4(require("os"));
     var events = __importStar4(require("events"));
     var child = __importStar4(require("child_process"));
     var path16 = __importStar4(require("path"));
@@ -18988,12 +18988,12 @@ var require_toolrunner = __commonJS({
       _processLineBuffer(data, strBuffer, onLine) {
         try {
           let s = strBuffer + data.toString();
-          let n = s.indexOf(os5.EOL);
+          let n = s.indexOf(os6.EOL);
           while (n > -1) {
             const line = s.substring(0, n);
             onLine(line);
-            s = s.substring(n + os5.EOL.length);
-            n = s.indexOf(os5.EOL);
+            s = s.substring(n + os6.EOL.length);
+            n = s.indexOf(os6.EOL);
           }
           return s;
         } catch (err) {
@@ -19162,7 +19162,7 @@ var require_toolrunner = __commonJS({
             }
             const optionsNonNull = this._cloneExecOptions(this.options);
             if (!optionsNonNull.silent && optionsNonNull.outStream) {
-              optionsNonNull.outStream.write(this._getCommandString(optionsNonNull) + os5.EOL);
+              optionsNonNull.outStream.write(this._getCommandString(optionsNonNull) + os6.EOL);
             }
             const state = new ExecState(optionsNonNull, this.toolPath);
             state.on("debug", (message) => {
@@ -19650,7 +19650,7 @@ var require_core = __commonJS({
     var command_1 = require_command();
     var file_command_1 = require_file_command();
     var utils_1 = require_utils();
-    var os5 = __importStar4(require("os"));
+    var os6 = __importStar4(require("os"));
     var path16 = __importStar4(require("path"));
     var oidc_utils_1 = require_oidc_utils();
     var ExitCode;
@@ -19718,7 +19718,7 @@ Support boolean input list: \`true | True | TRUE | false | False | FALSE\``);
       if (filePath) {
         return (0, file_command_1.issueFileCommand)("OUTPUT", (0, file_command_1.prepareKeyValueMessage)(name, value));
       }
-      process.stdout.write(os5.EOL);
+      process.stdout.write(os6.EOL);
       (0, command_1.issueCommand)("set-output", { name }, (0, utils_1.toCommandValue)(value));
     }
     exports2.setOutput = setOutput2;
@@ -19752,7 +19752,7 @@ Support boolean input list: \`true | True | TRUE | false | False | FALSE\``);
     }
     exports2.notice = notice;
     function info6(message) {
-      process.stdout.write(message + os5.EOL);
+      process.stdout.write(message + os6.EOL);
     }
     exports2.info = info6;
     function startGroup4(name) {
@@ -31906,7 +31906,7 @@ var require_internal_pattern = __commonJS({
     };
     Object.defineProperty(exports2, "__esModule", { value: true });
     exports2.Pattern = void 0;
-    var os5 = __importStar4(require("os"));
+    var os6 = __importStar4(require("os"));
     var path16 = __importStar4(require("path"));
     var pathHelper = __importStar4(require_internal_path_helper());
     var assert_1 = __importDefault4(require("assert"));
@@ -31999,7 +31999,7 @@ var require_internal_pattern = __commonJS({
         if (pattern === "." || pattern.startsWith(`.${path16.sep}`)) {
           pattern = _Pattern.globEscape(process.cwd()) + pattern.substr(1);
         } else if (pattern === "~" || pattern.startsWith(`~${path16.sep}`)) {
-          homedir2 = homedir2 || os5.homedir();
+          homedir2 = homedir2 || os6.homedir();
           assert_1.default(homedir2, "Unable to determine HOME directory");
           assert_1.default(pathHelper.hasAbsoluteRoot(homedir2), `Expected HOME directory to be a rooted path. Actual '${homedir2}'`);
           pattern = _Pattern.globEscape(homedir2) + pattern.substr(1);
@@ -35242,14 +35242,14 @@ var require_dist = __commonJS({
   "node_modules/@azure/logger/dist/index.js"(exports2) {
     "use strict";
     Object.defineProperty(exports2, "__esModule", { value: true });
-    var os5 = require("os");
+    var os6 = require("os");
     var util = require("util");
     function _interopDefaultLegacy(e) {
       return e && typeof e === "object" && "default" in e ? e : { "default": e };
     }
     var util__default = /* @__PURE__ */ _interopDefaultLegacy(util);
     function log(message, ...args) {
-      process.stderr.write(`${util__default["default"].format(message, ...args)}${os5.EOL}`);
+      process.stderr.write(`${util__default["default"].format(message, ...args)}${os6.EOL}`);
     }
     var debugEnvVariable = typeof process !== "undefined" && process.env && process.env.DEBUG || void 0;
     var enabledString;
@@ -36516,7 +36516,7 @@ var require_userAgentPlatform = __commonJS({
     exports2.getHeaderName = getHeaderName;
     exports2.setPlatformSpecificData = setPlatformSpecificData;
     var tslib_1 = (init_tslib_es6(), __toCommonJS(tslib_es6_exports));
-    var os5 = tslib_1.__importStar(require("node:os"));
+    var os6 = tslib_1.__importStar(require("node:os"));
     var process2 = tslib_1.__importStar(require("node:process"));
     function getHeaderName() {
       return "User-Agent";
@@ -36532,7 +36532,7 @@ var require_userAgentPlatform = __commonJS({
           map2.set("Node", versions.node);
         }
       }
-      map2.set("OS", `(${os5.arch()}-${os5.type()}-${os5.release()})`);
+      map2.set("OS", `(${os6.arch()}-${os6.type()}-${os6.release()})`);
     }
   }
 });
@@ -37854,7 +37854,7 @@ var require_has_flag = __commonJS({
 var require_supports_color = __commonJS({
   "node_modules/supports-color/index.js"(exports2, module2) {
     "use strict";
-    var os5 = require("os");
+    var os6 = require("os");
     var tty = require("tty");
     var hasFlag = require_has_flag();
     var { env } = process;
@@ -37902,7 +37902,7 @@ var require_supports_color = __commonJS({
         return min;
       }
       if (process.platform === "win32") {
-        const osRelease = os5.release().split(".");
+        const osRelease = os6.release().split(".");
         if (Number(osRelease[0]) >= 10 && Number(osRelease[2]) >= 10586) {
           return Number(osRelease[2]) >= 14931 ? 3 : 2;
         }
@@ -45124,11 +45124,11 @@ var require_XMLParser = __commonJS({
 // node_modules/fast-xml-parser/src/xmlbuilder/orderedJs2Xml.js
 var require_orderedJs2Xml = __commonJS({
   "node_modules/fast-xml-parser/src/xmlbuilder/orderedJs2Xml.js"(exports2, module2) {
-    var EOL = "\n";
+    var EOL2 = "\n";
     function toXml(jArray, options) {
       let indentation = "";
       if (options.format && options.indentBy.length > 0) {
-        indentation = EOL;
+        indentation = EOL2;
       }
       return arrToStr(jArray, options, "", indentation);
     }
@@ -77691,7 +77691,7 @@ var require_internal_pattern2 = __commonJS({
     };
     Object.defineProperty(exports2, "__esModule", { value: true });
     exports2.Pattern = void 0;
-    var os5 = __importStar4(require("os"));
+    var os6 = __importStar4(require("os"));
     var path16 = __importStar4(require("path"));
     var pathHelper = __importStar4(require_internal_path_helper2());
     var assert_1 = __importDefault4(require("assert"));
@@ -77784,7 +77784,7 @@ var require_internal_pattern2 = __commonJS({
         if (pattern === "." || pattern.startsWith(`.${path16.sep}`)) {
           pattern = _Pattern.globEscape(process.cwd()) + pattern.substr(1);
         } else if (pattern === "~" || pattern.startsWith(`~${path16.sep}`)) {
-          homedir2 = homedir2 || os5.homedir();
+          homedir2 = homedir2 || os6.homedir();
           (0, assert_1.default)(homedir2, "Unable to determine HOME directory");
           (0, assert_1.default)(pathHelper.hasAbsoluteRoot(homedir2), `Expected HOME directory to be a rooted path. Actual '${homedir2}'`);
           pattern = _Pattern.globEscape(homedir2) + pattern.substr(1);
@@ -78826,12 +78826,12 @@ var require_manifest = __commonJS({
     exports2._readLinuxVersionFile = exports2._getOsVersion = exports2._findMatch = void 0;
     var semver9 = __importStar4(require_semver2());
     var core_1 = require_core();
-    var os5 = require("os");
+    var os6 = require("os");
     var cp = require("child_process");
     var fs15 = require("fs");
     function _findMatch(versionSpec, stable, candidates, archFilter) {
       return __awaiter4(this, void 0, void 0, function* () {
-        const platFilter = os5.platform();
+        const platFilter = os6.platform();
         let result;
         let match;
         let file;
@@ -78868,7 +78868,7 @@ var require_manifest = __commonJS({
     }
     exports2._findMatch = _findMatch;
     function _getOsVersion() {
-      const plat = os5.platform();
+      const plat = os6.platform();
       let version = "";
       if (plat === "darwin") {
         version = cp.execSync("sw_vers -productVersion").toString();
@@ -79775,7 +79775,7 @@ var require_tool_cache = __commonJS({
     var crypto2 = __importStar4(require("crypto"));
     var fs15 = __importStar4(require("fs"));
     var mm = __importStar4(require_manifest());
-    var os5 = __importStar4(require("os"));
+    var os6 = __importStar4(require("os"));
     var path16 = __importStar4(require("path"));
     var httpm = __importStar4(require_lib5());
     var semver9 = __importStar4(require_semver2());
@@ -80053,7 +80053,7 @@ var require_tool_cache = __commonJS({
     function cacheDir(sourceDir, tool, version, arch2) {
       return __awaiter4(this, void 0, void 0, function* () {
         version = semver9.clean(version) || version;
-        arch2 = arch2 || os5.arch();
+        arch2 = arch2 || os6.arch();
         core14.debug(`Caching tool ${tool} ${version} ${arch2}`);
         core14.debug(`source dir: ${sourceDir}`);
         if (!fs15.statSync(sourceDir).isDirectory()) {
@@ -80072,7 +80072,7 @@ var require_tool_cache = __commonJS({
     function cacheFile(sourceFile, targetFile, tool, version, arch2) {
       return __awaiter4(this, void 0, void 0, function* () {
         version = semver9.clean(version) || version;
-        arch2 = arch2 || os5.arch();
+        arch2 = arch2 || os6.arch();
         core14.debug(`Caching tool ${tool} ${version} ${arch2}`);
         core14.debug(`source file: ${sourceFile}`);
         if (!fs15.statSync(sourceFile).isFile()) {
@@ -80094,7 +80094,7 @@ var require_tool_cache = __commonJS({
       if (!versionSpec) {
         throw new Error("versionSpec parameter is required");
       }
-      arch2 = arch2 || os5.arch();
+      arch2 = arch2 || os6.arch();
       if (!isExplicitVersion(versionSpec)) {
         const localVersions = findAllVersions2(toolName, arch2);
         const match = evaluateVersions(localVersions, versionSpec);
@@ -80117,7 +80117,7 @@ var require_tool_cache = __commonJS({
     exports2.find = find2;
     function findAllVersions2(toolName, arch2) {
       const versions = [];
-      arch2 = arch2 || os5.arch();
+      arch2 = arch2 || os6.arch();
       const toolPath = path16.join(_getCacheDirectory(), toolName);
       if (fs15.existsSync(toolPath)) {
         const children = fs15.readdirSync(toolPath);
@@ -80168,7 +80168,7 @@ var require_tool_cache = __commonJS({
       });
     }
     exports2.getManifestFromRepo = getManifestFromRepo;
-    function findFromManifest(versionSpec, stable, manifest, archFilter = os5.arch()) {
+    function findFromManifest(versionSpec, stable, manifest, archFilter = os6.arch()) {
       return __awaiter4(this, void 0, void 0, function* () {
         const match = yield mm._findMatch(versionSpec, stable, manifest, archFilter);
         return match;
@@ -84914,7 +84914,12 @@ function isDynamicWorkflow() {
   return getWorkflowEventName() === "dynamic";
 }
 function isDefaultSetup() {
-  return isDynamicWorkflow();
+  return isDynamicWorkflow() && !isCCR();
+}
+function isCCR() {
+  return isDynamicWorkflow() && process.env["CODEQL_ACTION_ANALYSIS_KEY"]?.startsWith(
+    "dynamic/copilot-pull-request-reviewer"
+  ) || false;
 }
 function prettyPrintInvocation(cmd, args) {
   return [cmd, ...args].map((x) => x.includes(" ") ? `'${x}'` : x).join(" ");
@@ -85647,6 +85652,7 @@ var path4 = __toESM(require("path"));
 var actionsCache = __toESM(require_cache3());
 
 // src/git-utils.ts
+var os2 = __toESM(require("os"));
 var core7 = __toESM(require_core());
 var toolrunner2 = __toESM(require_toolrunner());
 var io3 = __toESM(require_io2());
@@ -85820,6 +85826,31 @@ async function isAnalyzingDefaultBranch() {
   }
   return currentRef === defaultBranch;
 }
+async function listFiles(workingDirectory) {
+  const stdout = await runGitCommand(
+    workingDirectory,
+    ["ls-files"],
+    "Unable to list tracked files."
+  );
+  return stdout.split(os2.EOL);
+}
+async function getGeneratedFiles(workingDirectory) {
+  const files = await listFiles(workingDirectory);
+  const stdout = await runGitCommand(
+    workingDirectory,
+    ["check-attr", "linguist-generated", "--", ...files],
+    "Unable to check attributes of files."
+  );
+  const generatedFiles = [];
+  const regex = /^([^:]+): linguist-generated: true$/;
+  for (const result of stdout.split(os2.EOL)) {
+    const match = result.match(regex);
+    if (match) {
+      generatedFiles.push(match[1]);
+    }
+  }
+  return generatedFiles;
+}
 
 // src/logging.ts
 var core8 = __toESM(require_core());
@@ -86109,6 +86140,11 @@ var featureConfig = {
     legacyApi: true,
     minimumVersion: void 0
   },
+  ["ignore_generated_files" /* IgnoreGeneratedFiles */]: {
+    defaultValue: false,
+    envVar: "CODEQL_ACTION_IGNORE_GENERATED_FILES",
+    minimumVersion: void 0
+  },
   ["java_minimize_dependency_jars" /* JavaMinimizeDependencyJars */]: {
     defaultValue: false,
     envVar: "CODEQL_ACTION_JAVA_MINIMIZE_DEPENDENCY_JARS",
@@ -87032,6 +87068,15 @@ async function initConfig(features, inputs) {
     );
   }
   const config = await initActionState(inputs, userConfig);
+  if (await features.getValue("ignore_generated_files" /* IgnoreGeneratedFiles */) || isCCR()) {
+    try {
+      const generatedFiles = await getGeneratedFiles(inputs.sourceRoot);
+      config.computedConfig["paths-ignore"] ??= [];
+      config.computedConfig["paths-ignore"].push(...generatedFiles);
+    } catch (error3) {
+      logger.info(`Cannot ignore generated files: ${getErrorMessage(error3)}`);
+    }
+  }
   if (config.analysisKinds.length === 1 && isCodeQualityEnabled(config)) {
     if (hasQueryCustomisation(config.computedConfig)) {
       throw new ConfigurationError(
@@ -87254,7 +87299,7 @@ function isCodeQualityEnabled(config) {
 }
 
 // src/dependency-caching.ts
-var os2 = __toESM(require("os"));
+var os3 = __toESM(require("os"));
 var import_path = require("path");
 var actionsCache3 = __toESM(require_cache3());
 var glob = __toESM(require_glob2());
@@ -87266,9 +87311,9 @@ function getJavaTempDependencyDir() {
 function getJavaDependencyDirs() {
   return [
     // Maven
-    (0, import_path.join)(os2.homedir(), ".m2", "repository"),
+    (0, import_path.join)(os3.homedir(), ".m2", "repository"),
     // Gradle
-    (0, import_path.join)(os2.homedir(), ".gradle", "caches"),
+    (0, import_path.join)(os3.homedir(), ".gradle", "caches"),
     // CodeQL Java build-mode: none
     getJavaTempDependencyDir()
   ];
@@ -87317,11 +87362,11 @@ var defaultCacheConfigs = {
     ])
   },
   csharp: {
-    getDependencyPaths: () => [(0, import_path.join)(os2.homedir(), ".nuget", "packages")],
+    getDependencyPaths: () => [(0, import_path.join)(os3.homedir(), ".nuget", "packages")],
     getHashPatterns: getCsharpHashPatterns
   },
   go: {
-    getDependencyPaths: () => [(0, import_path.join)(os2.homedir(), "go", "pkg", "mod")],
+    getDependencyPaths: () => [(0, import_path.join)(os3.homedir(), "go", "pkg", "mod")],
     getHashPatterns: async () => internal.makePatternCheck(["**/go.sum"])
   }
 };
@@ -87926,7 +87971,7 @@ function inferCompressionMethod(tarPath) {
 
 // src/tools-download.ts
 var fs8 = __toESM(require("fs"));
-var os3 = __toESM(require("os"));
+var os4 = __toESM(require("os"));
 var path9 = __toESM(require("path"));
 var import_perf_hooks2 = require("perf_hooks");
 var core9 = __toESM(require_core());
@@ -88064,7 +88109,7 @@ function getToolcacheDirectory(version) {
     getRequiredEnvParam("RUNNER_TOOL_CACHE"),
     TOOLCACHE_TOOL_NAME,
     semver6.clean(version) || version,
-    os3.arch() || ""
+    os4.arch() || ""
   );
 }
 function writeToolcacheMarkerFile(extractedPath, logger) {
@@ -89402,7 +89447,7 @@ function cleanupDatabaseClusterDirectory(config, logger, options = {}, rmSync2 =
 }
 
 // src/status-report.ts
-var os4 = __toESM(require("os"));
+var os5 = __toESM(require("os"));
 var core11 = __toESM(require_core());
 function isFirstPartyAnalysis(actionName) {
   if (actionName !== "upload-sarif" /* UploadSarif */) {
@@ -89506,7 +89551,7 @@ async function createStatusReportBase(actionName, status, actionStartedAt, confi
       statusReport.runner_arch = process.env["RUNNER_ARCH"];
     }
     if (!(runnerOs === "Linux" && isSelfHostedRunner())) {
-      statusReport.runner_os_release = os4.release();
+      statusReport.runner_os_release = os5.release();
     }
     if (codeQlCliVersion !== void 0) {
       statusReport.codeql_version = codeQlCliVersion.version;

lib/resolve-environment-action.js

@@ -84005,6 +84005,11 @@ var featureConfig = {
     legacyApi: true,
     minimumVersion: void 0
   },
+  ["ignore_generated_files" /* IgnoreGeneratedFiles */]: {
+    defaultValue: false,
+    envVar: "CODEQL_ACTION_IGNORE_GENERATED_FILES",
+    minimumVersion: void 0
+  },
   ["java_minimize_dependency_jars" /* JavaMinimizeDependencyJars */]: {
     defaultValue: false,
     envVar: "CODEQL_ACTION_JAVA_MINIMIZE_DEPENDENCY_JARS",

lib/setup-codeql-action.js

@@ -83917,6 +83917,11 @@ var featureConfig = {
     legacyApi: true,
     minimumVersion: void 0
   },
+  ["ignore_generated_files" /* IgnoreGeneratedFiles */]: {
+    defaultValue: false,
+    envVar: "CODEQL_ACTION_IGNORE_GENERATED_FILES",
+    minimumVersion: void 0
+  },
   ["java_minimize_dependency_jars" /* JavaMinimizeDependencyJars */]: {
     defaultValue: false,
     envVar: "CODEQL_ACTION_JAVA_MINIMIZE_DEPENDENCY_JARS",

lib/start-proxy-action-post.js

@@ -119480,6 +119480,11 @@ var featureConfig = {
     legacyApi: true,
     minimumVersion: void 0
   },
+  ["ignore_generated_files" /* IgnoreGeneratedFiles */]: {
+    defaultValue: false,
+    envVar: "CODEQL_ACTION_IGNORE_GENERATED_FILES",
+    minimumVersion: void 0
+  },
   ["java_minimize_dependency_jars" /* JavaMinimizeDependencyJars */]: {
     defaultValue: false,
     envVar: "CODEQL_ACTION_JAVA_MINIMIZE_DEPENDENCY_JARS",

lib/start-proxy-action.js

@@ -100033,6 +100033,11 @@ var featureConfig = {
     legacyApi: true,
     minimumVersion: void 0
   },
+  ["ignore_generated_files" /* IgnoreGeneratedFiles */]: {
+    defaultValue: false,
+    envVar: "CODEQL_ACTION_IGNORE_GENERATED_FILES",
+    minimumVersion: void 0
+  },
   ["java_minimize_dependency_jars" /* JavaMinimizeDependencyJars */]: {
     defaultValue: false,
     envVar: "CODEQL_ACTION_JAVA_MINIMIZE_DEPENDENCY_JARS",

lib/upload-lib.js

@@ -86174,7 +86174,12 @@ function isDynamicWorkflow() {
   return getWorkflowEventName() === "dynamic";
 }
 function isDefaultSetup() {
-  return isDynamicWorkflow();
+  return isDynamicWorkflow() && !isCCR();
+}
+function isCCR() {
+  return isDynamicWorkflow() && process.env["CODEQL_ACTION_ANALYSIS_KEY"]?.startsWith(
+    "dynamic/copilot-pull-request-reviewer"
+  ) || false;
 }
 function prettyPrintInvocation(cmd, args) {
   return [cmd, ...args].map((x) => x.includes(" ") ? `'${x}'` : x).join(" ");
@@ -87071,6 +87076,11 @@ var featureConfig = {
     legacyApi: true,
     minimumVersion: void 0
   },
+  ["ignore_generated_files" /* IgnoreGeneratedFiles */]: {
+    defaultValue: false,
+    envVar: "CODEQL_ACTION_IGNORE_GENERATED_FILES",
+    minimumVersion: void 0
+  },
   ["java_minimize_dependency_jars" /* JavaMinimizeDependencyJars */]: {
     defaultValue: false,
     envVar: "CODEQL_ACTION_JAVA_MINIMIZE_DEPENDENCY_JARS",

lib/upload-sarif-action-post.js

@@ -119646,6 +119646,11 @@ var featureConfig = {
     legacyApi: true,
     minimumVersion: void 0
   },
+  ["ignore_generated_files" /* IgnoreGeneratedFiles */]: {
+    defaultValue: false,
+    envVar: "CODEQL_ACTION_IGNORE_GENERATED_FILES",
+    minimumVersion: void 0
+  },
   ["java_minimize_dependency_jars" /* JavaMinimizeDependencyJars */]: {
     defaultValue: false,
     envVar: "CODEQL_ACTION_JAVA_MINIMIZE_DEPENDENCY_JARS",

lib/upload-sarif-action.js

@@ -86204,7 +86204,12 @@ function isDynamicWorkflow() {
   return getWorkflowEventName() === "dynamic";
 }
 function isDefaultSetup() {
-  return isDynamicWorkflow();
+  return isDynamicWorkflow() && !isCCR();
+}
+function isCCR() {
+  return isDynamicWorkflow() && process.env["CODEQL_ACTION_ANALYSIS_KEY"]?.startsWith(
+    "dynamic/copilot-pull-request-reviewer"
+  ) || false;
 }
 function prettyPrintInvocation(cmd, args) {
   return [cmd, ...args].map((x) => x.includes(" ") ? `'${x}'` : x).join(" ");
@@ -86867,6 +86872,11 @@ var featureConfig = {
     legacyApi: true,
     minimumVersion: void 0
   },
+  ["ignore_generated_files" /* IgnoreGeneratedFiles */]: {
+    defaultValue: false,
+    envVar: "CODEQL_ACTION_IGNORE_GENERATED_FILES",
+    minimumVersion: void 0
+  },
   ["java_minimize_dependency_jars" /* JavaMinimizeDependencyJars */]: {
     defaultValue: false,
     envVar: "CODEQL_ACTION_JAVA_MINIMIZE_DEPENDENCY_JARS",

src/actions-util.test.ts

@@ -5,6 +5,9 @@ import {
   fixCodeQualityCategory,
   getPullRequestBranches,
   isAnalyzingPullRequest,
+  isCCR,
+  isDefaultSetup,
+  isDynamicWorkflow,
 } from "./actions-util";
 import { computeAutomationID } from "./api-client";
 import { EnvVar } from "./environment";
@@ -246,3 +249,25 @@ test("fixCodeQualityCategory", (t) => {
     },
   );
 });
+
+test("isDynamicWorkflow() returns true if event name is `dynamic`", (t) => {
+  process.env.GITHUB_EVENT_NAME = "dynamic";
+  t.assert(isDynamicWorkflow());
+  process.env.GITHUB_EVENT_NAME = "push";
+  t.false(isDynamicWorkflow());
+});
+
+test("isCCR() returns true when expected", (t) => {
+  process.env.GITHUB_EVENT_NAME = "dynamic";
+  process.env.CODEQL_ACTION_ANALYSIS_KEY =
+    "dynamic/copilot-pull-request-reviewer";
+  t.assert(isCCR());
+  t.false(isDefaultSetup());
+});
+
+test("isDefaultSetup() returns true when expected", (t) => {
+  process.env.GITHUB_EVENT_NAME = "dynamic";
+  process.env.CODEQL_ACTION_ANALYSIS_KEY = "dynamic/github-code-scanning";
+  t.assert(isDefaultSetup());
+  t.false(isCCR());
+});

src/actions-util.ts

@@ -254,7 +254,18 @@ export function isDynamicWorkflow(): boolean {
 
 /** Determines whether we are running in default setup. */
 export function isDefaultSetup(): boolean {
-  return isDynamicWorkflow();
+  return isDynamicWorkflow() && !isCCR();
+}
+
+/** Determines whether we are running in CCR. */
+export function isCCR(): boolean {
+  return (
+    (isDynamicWorkflow() &&
+      process.env["CODEQL_ACTION_ANALYSIS_KEY"]?.startsWith(
+        "dynamic/copilot-pull-request-reviewer",
+      )) ||
+    false
+  );
 }
 
 export function prettyPrintInvocation(cmd: string, args: string[]): string {

src/config-utils.ts

@@ -4,7 +4,11 @@ import { performance } from "perf_hooks";
 
 import * as yaml from "js-yaml";
 
-import { getActionVersion, isAnalyzingPullRequest } from "./actions-util";
+import {
+  getActionVersion,
+  isAnalyzingPullRequest,
+  isCCR,
+} from "./actions-util";
 import {
   AnalysisConfig,
   AnalysisKind,
@@ -26,7 +30,11 @@ import { shouldPerformDiffInformedAnalysis } from "./diff-informed-analysis-util
 import * as errorMessages from "./error-messages";
 import { Feature, FeatureEnablement } from "./feature-flags";
 import { RepositoryProperties } from "./feature-flags/properties";
-import { getGitRoot, isAnalyzingDefaultBranch } from "./git-utils";
+import {
+  getGeneratedFiles,
+  getGitRoot,
+  isAnalyzingDefaultBranch,
+} from "./git-utils";
 import { KnownLanguage, Language } from "./languages";
 import { Logger } from "./logging";
 import {
@@ -44,6 +52,7 @@ import {
   cloneObject,
   isDefined,
   checkDiskUsage,
+  getErrorMessage,
 } from "./util";
 
 export * from "./config/db-config";
@@ -845,6 +854,19 @@ export async function initConfig(
 
   const config = await initActionState(inputs, userConfig);
 
+  // If we are in CCR or the corresponding FF is enabled, try to determine
+  // which files in the repository are marked as generated and add them to
+  // the `paths-ignore` configuration.
+  if ((await features.getValue(Feature.IgnoreGeneratedFiles)) || isCCR()) {
+    try {
+      const generatedFiles = await getGeneratedFiles(inputs.sourceRoot);
+      config.computedConfig["paths-ignore"] ??= [];
+      config.computedConfig["paths-ignore"].push(...generatedFiles);
+    } catch (error) {
+      logger.info(`Cannot ignore generated files: ${getErrorMessage(error)}`);
+    }
+  }
+
   // If Code Quality analysis is the only enabled analysis kind, then we will initialise
   // the database for Code Quality. That entails disabling the default queries and only
   // running quality queries. We do not currently support query customisations in that case.

src/feature-flags.ts

@@ -53,6 +53,7 @@ export enum Feature {
   DisableJavaBuildlessEnabled = "disable_java_buildless_enabled",
   DisableKotlinAnalysisEnabled = "disable_kotlin_analysis_enabled",
   ExportDiagnosticsEnabled = "export_diagnostics_enabled",
+  IgnoreGeneratedFiles = "ignore_generated_files",
   JavaMinimizeDependencyJars = "java_minimize_dependency_jars",
   OverlayAnalysis = "overlay_analysis",
   OverlayAnalysisActions = "overlay_analysis_actions",
@@ -167,6 +168,11 @@ export const featureConfig: Record<
     legacyApi: true,
     minimumVersion: undefined,
   },
+  [Feature.IgnoreGeneratedFiles]: {
+    defaultValue: false,
+    envVar: "CODEQL_ACTION_IGNORE_GENERATED_FILES",
+    minimumVersion: undefined,
+  },
   [Feature.JavaMinimizeDependencyJars]: {
     defaultValue: false,
     envVar: "CODEQL_ACTION_JAVA_MINIMIZE_DEPENDENCY_JARS",

src/git-utils.test.ts

@@ -1,4 +1,5 @@
 import * as fs from "fs";
+import * as os from "os";
 import * as path from "path";
 
 import * as core from "@actions/core";
@@ -392,3 +393,41 @@ test("getFileOidsUnderPath throws on unexpected output format", async (t) => {
     runGitCommandStub.restore();
   }
 });
+
+test("listFiles returns array of file paths", async (t) => {
+  sinon
+    .stub(gitUtils, "runGitCommand")
+    .resolves(["dir/file.txt", "README.txt"].join(os.EOL));
+
+  await t.notThrowsAsync(async () => {
+    const result = await gitUtils.listFiles("/some/path");
+    t.is(result.length, 2);
+    t.is(result[0], "dir/file.txt");
+  });
+});
+
+test("getGeneratedFiles returns generated files only", async (t) => {
+  const runGitCommandStub = sinon.stub(gitUtils, "runGitCommand");
+
+  runGitCommandStub
+    .onFirstCall()
+    .resolves(["dir/file.txt", "test.json", "README.txt"].join(os.EOL));
+  runGitCommandStub
+    .onSecondCall()
+    .resolves(
+      [
+        "dir/file.txt: linguist-generated: unspecified",
+        "test.json: linguist-generated: true",
+        "README.txt: linguist-generated: false",
+      ].join(os.EOL),
+    );
+
+  await t.notThrowsAsync(async () => {
+    const result = await gitUtils.getGeneratedFiles("/some/path");
+
+    t.assert(runGitCommandStub.calledTwice);
+
+    t.is(result.length, 1);
+    t.is(result[0], "test.json");
+  });
+});

src/git-utils.ts

@@ -1,3 +1,5 @@
+import * as os from "os";
+
 import * as core from "@actions/core";
 import * as toolrunner from "@actions/exec/lib/toolrunner";
 import * as io from "@actions/io";
@@ -408,3 +410,34 @@ export async function isAnalyzingDefaultBranch(): Promise<boolean> {
 
   return currentRef === defaultBranch;
 }
+
+export async function listFiles(workingDirectory: string): Promise<string[]> {
+  const stdout = await runGitCommand(
+    workingDirectory,
+    ["ls-files"],
+    "Unable to list tracked files.",
+  );
+  return stdout.split(os.EOL);
+}
+
+export async function getGeneratedFiles(
+  workingDirectory: string,
+): Promise<string[]> {
+  const files = await listFiles(workingDirectory);
+  const stdout = await runGitCommand(
+    workingDirectory,
+    ["check-attr", "linguist-generated", "--", ...files],
+    "Unable to check attributes of files.",
+  );
+
+  const generatedFiles: string[] = [];
+  const regex = /^([^:]+): linguist-generated: true$/;
+  for (const result of stdout.split(os.EOL)) {
+    const match = result.match(regex);
+    if (match) {
+      generatedFiles.push(match[1]);
+    }
+  }
+
+  return generatedFiles;
+}