Function getBuild

packages/node/src/typescript.ts:187–362

(
    configFileName = '',
    skipTypeCheck?: boolean
  )

  }

  function getBuild(
    configFileName = '',
    skipTypeCheck?: boolean
  ): GetOutputFunction {
    const cachedGetOutput = configFileToBuildMap.get(configFileName);

    if (cachedGetOutput) {
      return cachedGetOutput;
    }

    const outFiles = new Map<string, SourceOutput>();
    const config = readConfig(configFileName);

    /**
     * Create the basic function for transpile only (ts-node --transpileOnly)
     */
    const getOutputTranspile: GetOutputFunction = (
      code: string,
      fileName: string
    ) => {
      const outFile = outFiles.get(fileName);
      if (outFile) {
        return outFile;
      }
      const result = ts.transpileModule(code, {
        fileName,
        transformers,
        compilerOptions: config.options,
        reportDiagnostics: true,
      });

      const diagnosticList = result.diagnostics
        ? filterDiagnostics(result.diagnostics, ignoreDiagnostics)
        : [];

      reportTSError(diagnosticList, config.options.noEmitOnError);

      const file = {
        code: result.outputText,
        map: result.sourceMapText as string,
      };
      outFiles.set(fileName, file);
      return file;
    };

    const memoryCache = new MemoryCache(config.fileNames);
    const cachedReadFile = cachedLookup(readFile);

    // Create the compiler host for type checking.
    const serviceHost: _ts.LanguageServiceHost = {
      getScriptFileNames: () => Array.from(memoryCache.fileVersions.keys()),
      getScriptVersion: (fileName: string) => {
        const version = memoryCache.fileVersions.get(fileName);
        return version === undefined ? '' : version.toString();
      },
      getScriptSnapshot(fileName: string) {
        let contents = memoryCache.fileContents.get(fileName);