1 | "use strict";
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2 | var __extends = (this && this.__extends) || (function () {
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3 | var extendStatics = function (d, b) {
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4 | extendStatics = Object.setPrototypeOf ||
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5 | ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
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6 | function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
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7 | return extendStatics(d, b);
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8 | }
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9 | return function (d, b) {
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10 | extendStatics(d, b);
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11 | function __() { this.constructor = d; }
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12 | d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
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13 | };
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14 | })();
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15 | Object.defineProperty(exports, "__esModule", { value: true });
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16 | var ts = require("typescript");
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17 | var Lint = require("tslint");
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18 | var tsutils = require("tsutils");
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19 | var FAILURE_STRING = 'Assigning this reference to local variable: ';
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20 | var Rule = (function (_super) {
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21 | __extends(Rule, _super);
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22 | function Rule() {
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23 | return _super !== null && _super.apply(this, arguments) || this;
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24 | }
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25 | Rule.prototype.apply = function (sourceFile) {
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26 | if (Rule.isWarningShown === false) {
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27 | console.warn('Warning: no-var-self rule is deprecated. Replace your usage with the TSLint no-this-assignment rule.');
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28 | Rule.isWarningShown = true;
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29 | }
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30 | return this.applyWithFunction(sourceFile, walk, this.parseOptions(this.getOptions()));
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31 | };
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32 | Rule.prototype.parseOptions = function (options) {
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33 | var opt = {
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34 | bannedVariableNames: /.*/
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35 | };
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36 | if (options.ruleArguments && options.ruleArguments.length > 0) {
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37 | opt.bannedVariableNames = new RegExp(options.ruleArguments[0]);
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38 | }
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39 | return opt;
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40 | };
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41 | Rule.metadata = {
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42 | ruleName: 'no-var-self',
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43 | type: 'maintainability',
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44 | description: 'Do not use var self = this; instead, manage scope with arrow functions/lambdas.',
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45 | options: null,
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46 | optionsDescription: '',
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47 | typescriptOnly: true,
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48 | issueClass: 'Non-SDL',
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49 | issueType: 'Warning',
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50 | severity: 'Important',
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51 | level: 'Opportunity for Excellence',
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52 | group: 'Deprecated',
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53 | recommendation: 'false',
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54 | commonWeaknessEnumeration: '398, 710'
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55 | };
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56 | Rule.isWarningShown = false;
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57 | return Rule;
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58 | }(Lint.Rules.AbstractRule));
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59 | exports.Rule = Rule;
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60 | function walk(ctx) {
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61 | var bannedVariableNames = ctx.options.bannedVariableNames;
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62 | function cb(node) {
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63 | if (tsutils.isVariableDeclaration(node)) {
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64 | if (node.initializer && node.initializer.kind === ts.SyntaxKind.ThisKeyword) {
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65 | if (tsutils.isIdentifier(node.name)) {
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66 | var identifier = node.name;
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67 | if (bannedVariableNames.test(identifier.text)) {
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68 | ctx.addFailureAt(node.getStart(), node.getWidth(), FAILURE_STRING + node.getText());
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69 | }
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70 | }
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71 | }
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72 | }
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73 | return ts.forEachChild(node, cb);
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74 | }
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75 | return ts.forEachChild(ctx.sourceFile, cb);
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76 | }
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77 |
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