error.js 1.9KB

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  1. "use strict";
  2. /**
  3. * @license
  4. * Copyright 2016 Palantir Technologies, Inc.
  5. *
  6. * Licensed under the Apache License, Version 2.0 (the "License");
  7. * you may not use this file except in compliance with the License.
  8. * You may obtain a copy of the License at
  9. *
  10. * http://www.apache.org/licenses/LICENSE-2.0
  11. *
  12. * Unless required by applicable law or agreed to in writing, software
  13. * distributed under the License is distributed on an "AS IS" BASIS,
  14. * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  15. * See the License for the specific language governing permissions and
  16. * limitations under the License.
  17. */
  18. Object.defineProperty(exports, "__esModule", { value: true });
  19. var tslib_1 = require("tslib");
  20. var shownWarnings = new Set();
  21. /**
  22. * Used to exit the program and display a friendly message without the callstack.
  23. */
  24. var FatalError = /** @class */ (function (_super) {
  25. tslib_1.__extends(FatalError, _super);
  26. function FatalError(message, innerError) {
  27. var _this = _super.call(this, message) || this;
  28. _this.message = message;
  29. _this.innerError = innerError;
  30. _this.name = FatalError.NAME;
  31. // Fix prototype chain for target ES5
  32. Object.setPrototypeOf(_this, FatalError.prototype);
  33. return _this;
  34. }
  35. FatalError.NAME = "FatalError";
  36. return FatalError;
  37. }(Error));
  38. exports.FatalError = FatalError;
  39. function isError(possibleError) {
  40. return possibleError != undefined && possibleError.message !== undefined;
  41. }
  42. exports.isError = isError;
  43. function showWarningOnce(message) {
  44. if (!shownWarnings.has(message)) {
  45. console.warn(message);
  46. shownWarnings.add(message);
  47. }
  48. }
  49. exports.showWarningOnce = showWarningOnce;
  50. function showRuleCrashWarning(message, ruleName, fileName) {
  51. console.warn("The '" + ruleName + "' rule threw an error in '" + fileName + "':\n" + message);
  52. }
  53. exports.showRuleCrashWarning = showRuleCrashWarning;