noReferenceImportRule.js 2.1KB

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  1. "use strict";
  2. /**
  3. * @license
  4. * Copyright 2017 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 tsutils_1 = require("tsutils");
  21. var Lint = require("../index");
  22. var Rule = /** @class */ (function (_super) {
  23. tslib_1.__extends(Rule, _super);
  24. function Rule() {
  25. return _super !== null && _super.apply(this, arguments) || this;
  26. }
  27. /* tslint:enable:object-literal-sort-keys */
  28. Rule.FAILURE_STRING = function (moduleReference) {
  29. return "No need to reference \"" + moduleReference + "\", since it is imported.";
  30. };
  31. Rule.prototype.apply = function (sourceFile) {
  32. return this.applyWithFunction(sourceFile, walk);
  33. };
  34. /* tslint:disable:object-literal-sort-keys */
  35. Rule.metadata = {
  36. ruleName: "no-reference-import",
  37. description: 'Don\'t `<reference types="foo" />` if you import `foo` anyway.',
  38. optionsDescription: "Not configurable.",
  39. options: null,
  40. type: "style",
  41. typescriptOnly: true,
  42. };
  43. return Rule;
  44. }(Lint.Rules.AbstractRule));
  45. exports.Rule = Rule;
  46. function walk(ctx) {
  47. if (ctx.sourceFile.typeReferenceDirectives.length === 0) {
  48. return;
  49. }
  50. var imports = new Set(tsutils_1.findImports(ctx.sourceFile, 3 /* AllStaticImports */).map(function (name) { return name.text; }));
  51. for (var _i = 0, _a = ctx.sourceFile.typeReferenceDirectives; _i < _a.length; _i++) {
  52. var ref = _a[_i];
  53. if (imports.has(ref.fileName)) {
  54. ctx.addFailure(ref.pos, ref.end, Rule.FAILURE_STRING(ref.fileName));
  55. }
  56. }
  57. }