Function validateTypeScriptFile

scripts/validate-build.ts:153–182

(config: BuildConfig, tsFilePath: string)

 * well formed and relative import paths are correct.
 */
export function validateTypeScriptFile(config: BuildConfig, tsFilePath: string) {
  const tsconfigPath = join(config.rootDir, 'tsconfig.json');
  const tsconfigResults = ts.readConfigFile(tsconfigPath, ts.sys.readFile);
  const tsconfig = ts.parseJsonConfigFileContent(
    tsconfigResults.config,
    ts.sys,
    config.rootDir,
    undefined,
    tsconfigPath
  );
  const program = ts.createProgram([tsFilePath], tsconfig.options);

  const tsDiagnostics = [
    ...program.getSemanticDiagnostics(),
    ...program.getSyntacticDiagnostics(),
    ...program.getDeclarationDiagnostics(),
    ...program.getGlobalDiagnostics(),
    ...program.getConfigFileParsingDiagnostics(),
    ...program.getOptionsDiagnostics(),
  ];

  if (tsDiagnostics.length > 0) {
    const host = {
      getCurrentDirectory: () => ts.sys.getCurrentDirectory(),
      getNewLine: () => ts.sys.newLine,
      getCanonicalFileName: (f: string) => f,
    };
    throw new Error(ts.formatDiagnostics(tsDiagnostics, host));
  }
}

async function validatePackageJson(config: BuildConfig, pkg: PackageJSON, errors: string[]) {
  async function validatePath(path: string) {