Function defaultGatherDiagnostics

packages/compiler-cli/src/perform_compile.ts:328–362

(program: api.Program)

  }
}
export function defaultGatherDiagnostics(program: api.Program): ReadonlyArray<ts.Diagnostic> {
  const allDiagnostics: Array<ts.Diagnostic> = [];

  function checkDiagnostics(diags: ReadonlyArray<ts.Diagnostic> | undefined) {
    if (diags) {
      allDiagnostics.push(...diags);
      return !hasErrors(diags);
    }
    return true;
  }

  let checkOtherDiagnostics = true;
  // Check parameter diagnostics
  checkOtherDiagnostics =
    checkOtherDiagnostics &&
    checkDiagnostics([...program.getTsOptionDiagnostics(), ...program.getNgOptionDiagnostics()]);

  // Check syntactic diagnostics
  checkOtherDiagnostics =
    checkOtherDiagnostics && checkDiagnostics(program.getTsSyntacticDiagnostics());

  // Check TypeScript semantic and Angular structure diagnostics
  checkOtherDiagnostics =
    checkOtherDiagnostics &&
    checkDiagnostics([
      ...program.getTsSemanticDiagnostics(),
      ...program.getNgStructuralDiagnostics(),
    ]);

  // Check Angular semantic diagnostics
  checkOtherDiagnostics =
    checkOtherDiagnostics && checkDiagnostics(program.getNgSemanticDiagnostics());

  return allDiagnostics;
}

function hasErrors(diags: ReadonlyArray<ts.Diagnostic>) {
  return diags.some((d) => d.category === ts.DiagnosticCategory.Error);