Add allowPlugins on commandline which is needed to resolve watchFactory

Author: sheetalkamat

src/compiler/commandLineParser.ts

@@ -62,9 +62,11 @@ import {
     getSupportedExtensions,
     getSupportedExtensionsWithJsonIfResolveJsonModule,
     getTextOfPropertyName,
+    getTsConfigObjectLiteralExpression,
     getTsConfigPropArrayElementValue,
     hasExtension,
     hasProperty,
+    identity,
     ImportsNotUsedAsValues,
     isArray,
     isArrayLiteralExpression,
@@ -527,6 +529,14 @@ export const commonOptionsWithBuild: CommandLineOption[] = [
         description: Diagnostics.Set_the_language_of_the_messaging_from_TypeScript_This_does_not_affect_emit,
         defaultValueDescription: Diagnostics.Platform_specific
     },
+    {
+        name: "allowPlugins",
+        type: "boolean",
+        category: Diagnostics.Command_line_Options,
+        isCommandLineOnly: true,
+        description: Diagnostics.Allow_running_plugins,
+        defaultValueDescription: false,
+    },
 ];
 
 /** @internal */
@@ -1821,6 +1831,10 @@ export function parseCommandLineWorker(
     const errors: Diagnostic[] = [];
 
     parseStrings(commandLine);
+    if (options.watch && watchOptions?.watchFactory && !options.allowPlugins) {
+        errors.push(createCompilerDiagnostic(Diagnostics.Option_watchFactory_cannot_be_specified_without_passing_allowPlugins_on_command_line));
+        watchOptions.watchFactory = undefined;
+    }
     return {
         options,
         watchOptions,
@@ -2098,6 +2112,7 @@ export function getParsedCommandLineOfConfigFile(
     extendedConfigCache?: Map<string, ExtendedConfigCacheEntry>,
     watchOptionsToExtend?: WatchOptions,
     extraFileExtensions?: readonly FileExtensionInfo[],
+    checkAllowPlugins?: boolean,
 ): ParsedCommandLine | undefined {
     const configFileText = tryReadFile(configFileName, fileName => host.readFile(fileName));
     if (!isString(configFileText)) {
@@ -2119,7 +2134,8 @@ export function getParsedCommandLineOfConfigFile(
         /*resolutionStack*/ undefined,
         extraFileExtensions,
         extendedConfigCache,
-        watchOptionsToExtend
+        watchOptionsToExtend,
+        checkAllowPlugins,
     );
 }
 
@@ -2854,9 +2870,20 @@ export function parseJsonConfigFileContent(json: any, host: ParseConfigHost, bas
  * @param basePath A root directory to resolve relative path entries in the config
  *    file to. e.g. outDir
  */
-export function parseJsonSourceFileConfigFileContent(sourceFile: TsConfigSourceFile, host: ParseConfigHost, basePath: string, existingOptions?: CompilerOptions, configFileName?: string, resolutionStack?: Path[], extraFileExtensions?: readonly FileExtensionInfo[], extendedConfigCache?: Map<string, ExtendedConfigCacheEntry>, existingWatchOptions?: WatchOptions): ParsedCommandLine {
+export function parseJsonSourceFileConfigFileContent(
+    sourceFile: TsConfigSourceFile,
+    host: ParseConfigHost,
+    basePath: string,
+    existingOptions?: CompilerOptions,
+    configFileName?: string,
+    resolutionStack?: Path[],
+    extraFileExtensions?: readonly FileExtensionInfo[],
+    extendedConfigCache?: Map<string, ExtendedConfigCacheEntry>,
+    existingWatchOptions?: WatchOptions,
+    checkAllowPlugins?: boolean,
+): ParsedCommandLine {
     tracing?.push(tracing.Phase.Parse, "parseJsonSourceFileConfigFileContent", { path: sourceFile.fileName });
-    const result = parseJsonConfigFileContentWorker(/*json*/ undefined, sourceFile, host, basePath, existingOptions, existingWatchOptions, configFileName, resolutionStack, extraFileExtensions, extendedConfigCache);
+    const result = parseJsonConfigFileContentWorker(/*json*/ undefined, sourceFile, host, basePath, existingOptions, existingWatchOptions, configFileName, resolutionStack, extraFileExtensions, extendedConfigCache, checkAllowPlugins);
     tracing?.pop();
     return result;
 }
@@ -2900,7 +2927,8 @@ function parseJsonConfigFileContentWorker(
     configFileName?: string,
     resolutionStack: Path[] = [],
     extraFileExtensions: readonly FileExtensionInfo[] = [],
-    extendedConfigCache?: Map<string, ExtendedConfigCacheEntry>
+    extendedConfigCache?: Map<string, ExtendedConfigCacheEntry>,
+    checkAllowPlugins?: boolean,
 ): ParsedCommandLine {
     Debug.assert((json === undefined && sourceFile !== undefined) || (json !== undefined && sourceFile === undefined));
     const errors: Diagnostic[] = [];
@@ -2912,6 +2940,21 @@ function parseJsonConfigFileContentWorker(
         extend(existingWatchOptions || {}, parsedConfig.watchOptions || {}) :
         undefined;
 
+    if (options.watch && watchOptions?.watchFactory && checkAllowPlugins && !options.allowPlugins) {
+        const watchFactoryNameProp = forEachPropertyAssignment(
+            getTsConfigObjectLiteralExpression(sourceFile),
+            "watchOptions",
+            prop => isObjectLiteralExpression(prop.initializer) ?
+                forEachPropertyAssignment(prop.initializer, "watchFactory", watchFactoryProp => isObjectLiteralExpression(watchFactoryProp.initializer) ?
+                    forEachPropertyAssignment(watchFactoryProp.initializer, "name", identity) || watchFactoryProp :
+                    watchFactoryProp
+                ) :
+                undefined
+        );
+        errors.push(createDiagnosticForNodeInSourceFileOrCompilerDiagnostic(sourceFile, watchFactoryNameProp?.name, Diagnostics.Option_watchFactory_cannot_be_specified_without_passing_allowPlugins_on_command_line));
+        watchOptions.watchFactory = undefined;
+    }
+
     options.configFilePath = configFileName && normalizeSlashes(configFileName);
     const configFileSpecs = getConfigFileSpecs();
     if (sourceFile) sourceFile.configFileSpecs = configFileSpecs;
@@ -3535,7 +3578,11 @@ export function convertJsonOption(
                 convertJsonOptionOfListType(opt, value, basePath, errors, propertyAssignment, valueExpression as ArrayLiteralExpression | undefined, sourceFile) :
                 convertJsonOption(opt.element, value, basePath, errors, propertyAssignment, valueExpression, sourceFile);
         }
-        else if (!isString(opt.type)) {
+        if (opt.isCommandLineOnly) {
+            errors.push(createDiagnosticForNodeInSourceFileOrCompilerDiagnostic(sourceFile, valueExpression, Diagnostics.Option_0_can_only_be_specified_on_command_line, opt.name));
+            return;
+        }
+        if (!isString(opt.type)) {
             return convertJsonOptionOfCustomType(opt as CommandLineOptionOfCustomType, value as string, errors, valueExpression, sourceFile);
         }
         const validatedValue = validateJsonOptionValue(opt, value, errors, valueExpression, sourceFile);

src/compiler/diagnosticMessages.json

@@ -4337,6 +4337,10 @@
         "category": "Error",
         "code": 5109
     },
+    "Option 'watchFactory' cannot be specified without passing '--allowPlugins' on command line.": {
+        "category": "Error",
+        "code": 5110
+    },
 
     "Generates a sourcemap for each corresponding '.d.ts' file.": {
         "category": "Message",
@@ -6107,6 +6111,10 @@
         "category": "Message",
         "code": 6804
     },
+    "Allow running plugins.": {
+        "category": "Message",
+        "code": 6805
+    },
 
     "one of:": {
         "category": "Message",

src/compiler/tsbuildPublic.ts

@@ -161,6 +161,7 @@ export interface BuildOptions {
     /** @internal */ locale?: string;
     /** @internal */ generateCpuProfile?: string;
     /** @internal */ generateTrace?: string;
+    /** @internal */ allowPlugins?: boolean;
 
     [option: string]: CompilerOptionsValue | undefined;
 }
@@ -567,7 +568,7 @@ function parseConfigFile<T extends BuilderProgram>(state: SolutionBuilderState<T
     }
     else {
         parseConfigFileHost.onUnRecoverableConfigFileDiagnostic = d => diagnostic = d;
-        parsed = getParsedCommandLineOfConfigFile(configFileName, baseCompilerOptions, parseConfigFileHost, extendedConfigCache, baseWatchOptions);
+        parsed = getParsedCommandLineOfConfigFile(configFileName, baseCompilerOptions, parseConfigFileHost, extendedConfigCache, baseWatchOptions, /*extraFileExtensions*/ undefined, state.hostWithWatch.checkAllowPlugins);
         parseConfigFileHost.onUnRecoverableConfigFileDiagnostic = noop;
     }
     configFileCache.set(configFilePath, parsed || diagnostic!);

src/compiler/types.ts

@@ -7158,6 +7158,7 @@ export interface CompilerOptions {
      */
     pathsBasePath?: string;
     /** @internal */ plugins?: PluginImport[];
+    /** @internal */ allowPlugins?: boolean;
     preserveConstEnums?: boolean;
     noImplicitOverride?: boolean;
     preserveSymlinks?: boolean;

src/compiler/watch.ts

@@ -213,10 +213,18 @@ export function createWatchStatusReporter(system: System, pretty?: boolean): Wat
  *
  * @internal
  */
-export function parseConfigFileWithSystem(configFileName: string, optionsToExtend: CompilerOptions, extendedConfigCache: Map<string, ExtendedConfigCacheEntry> | undefined, watchOptionsToExtend: WatchOptions | undefined, system: System, reportDiagnostic: DiagnosticReporter): ParsedCommandLine | undefined {
+export function parseConfigFileWithSystem(
+    configFileName: string,
+    optionsToExtend: CompilerOptions,
+    extendedConfigCache: Map<string, ExtendedConfigCacheEntry> | undefined,
+    watchOptionsToExtend: WatchOptions | undefined,
+    system: System,
+    reportDiagnostic: DiagnosticReporter,
+    checkAllowPlugins: boolean,
+): ParsedCommandLine | undefined {
     const host: ParseConfigFileHost = system as any;
     host.onUnRecoverableConfigFileDiagnostic = diagnostic => reportUnrecoverableDiagnostic(system, reportDiagnostic, diagnostic);
-    const result = getParsedCommandLineOfConfigFile(configFileName, optionsToExtend, host, extendedConfigCache, watchOptionsToExtend);
+    const result = getParsedCommandLineOfConfigFile(configFileName, optionsToExtend, host, extendedConfigCache, watchOptionsToExtend, /*extraFileExtensions*/ undefined, checkAllowPlugins);
     host.onUnRecoverableConfigFileDiagnostic = undefined!; // TODO: GH#18217
     return result;
 }

src/compiler/watchPublic.ts

@@ -161,6 +161,7 @@ export interface WatchHost {
     setTimeout?(callback: (...args: any[]) => void, ms: number, ...args: any[]): any;
     /** If provided, will be used to reset existing delayed compilation */
     clearTimeout?(timeoutId: any): void;
+    /** @internal */ checkAllowPlugins?: boolean;
 }
 export interface ProgramHost<T extends BuilderProgram> {
     /**
@@ -902,7 +903,8 @@ export function createWatchProgram<T extends BuilderProgram>(host: WatchCompiler
             parseConfigFileHost,
             extendedConfigCache ||= new Map(),
             watchOptionsToExtend,
-            extraFileExtensions
+            extraFileExtensions,
+            host.checkAllowPlugins,
         )!); // TODO: GH#18217
     }
 
@@ -962,7 +964,9 @@ export function createWatchProgram<T extends BuilderProgram>(host: WatchCompiler
             /*optionsToExtend*/ undefined,
             parseConfigFileHost,
             extendedConfigCache ||= new Map(),
-            watchOptionsToExtend
+            watchOptionsToExtend,
+            host.extraFileExtensions,
+            host.checkAllowPlugins,
         );
         parseConfigFileHost.onUnRecoverableConfigFileDiagnostic = onUnRecoverableConfigFileDiagnostic;
         return parsedCommandLine;

src/executeCommandLine/executeCommandLine.ts

@@ -645,7 +645,7 @@ function executeCommandLineWorker(
     );
     if (configFileName) {
         const extendedConfigCache = new Map<string, ExtendedConfigCacheEntry>();
-        const configParseResult = parseConfigFileWithSystem(configFileName, commandLineOptions, extendedConfigCache, commandLine.watchOptions, sys, reportDiagnostic)!; // TODO: GH#18217
+        const configParseResult = parseConfigFileWithSystem(configFileName, commandLineOptions, extendedConfigCache, commandLine.watchOptions, sys, reportDiagnostic, /*checkAllowPlugins*/ true)!; // TODO: GH#18217
         if (commandLineOptions.showConfig) {
             if (configParseResult.errors.length !== 0) {
                 reportDiagnostic = updateReportDiagnostic(
@@ -847,6 +847,7 @@ function performBuild(
         );
         const solutionPerformance = enableSolutionPerformance(sys, buildOptions);
         updateSolutionBuilderHost(sys, cb, buildHost, solutionPerformance);
+        buildHost.checkAllowPlugins = true;
         const onWatchStatusChange = buildHost.onWatchStatusChange;
         let reportBuildStatistics = false;
         buildHost.onWatchStatusChange = (d, newLine, options, errorCount) => {
@@ -979,6 +980,7 @@ function updateWatchCompilationHost(
     cb: ExecuteCommandLineCallbacks,
     watchCompilerHost: WatchCompilerHost<EmitAndSemanticDiagnosticsBuilderProgram>,
 ) {
+    watchCompilerHost.checkAllowPlugins = true;
     updateCreateProgram(sys, watchCompilerHost, /*isBuildMode*/ false);
     const emitFilesUsingBuilder = watchCompilerHost.afterProgramCreate!; // TODO: GH#18217
     watchCompilerHost.afterProgramCreate = builderProgram => {

src/testRunner/unittests/reuseProgramStructure.ts

@@ -586,7 +586,7 @@ describe("unittests:: Reuse program structure:: isProgramUptoDate", () => {
                 configFileName,
                 system
             })).getCurrentProgram().getProgram();
-            const { fileNames, options } = ts.parseConfigFileWithSystem(configFileName, {}, /*extendedConfigCache*/ undefined, /*watchOptionsToExtend*/ undefined, system, ts.notImplemented)!; // TODO: GH#18217
+            const { fileNames, options } = ts.parseConfigFileWithSystem(configFileName, {}, /*extendedConfigCache*/ undefined, /*watchOptionsToExtend*/ undefined, system, ts.notImplemented, /*checkAllowPlugins*/ true)!; // TODO: GH#18217
             verifyProgramIsUptoDate(program, fileNames, options);
         }
 

src/testRunner/unittests/tsbuild/outputPaths.ts

@@ -32,7 +32,7 @@ describe("unittests:: tsbuild - output file paths", () => {
 
             assert.deepEqual(
                 ts.getOutputFileNames(
-                    ts.parseConfigFileWithSystem("/src/tsconfig.json", {}, /*extendedConfigCache*/ undefined, {}, sys, ts.noop)!,
+                    ts.parseConfigFileWithSystem("/src/tsconfig.json", {}, /*extendedConfigCache*/ undefined, {}, sys, ts.noop, /*checkAllowPlugins*/ true)!,
                     "/src/src/index.ts",
                     /*ignoreCase*/ false
                 ),