1 | "use strict";
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2 | var __extends = (this && this.__extends) || (function () {
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3 | var extendStatics = Object.setPrototypeOf ||
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4 | ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
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5 | function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
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6 | return function (d, b) {
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7 | extendStatics(d, b);
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8 | function __() { this.constructor = d; }
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9 | d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
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10 | };
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11 | })();
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12 | Object.defineProperty(exports, "__esModule", { value: true });
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13 | var ts = require("typescript");
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14 | var Lint = require("tslint");
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15 | var ErrorTolerantWalker_1 = require("./utils/ErrorTolerantWalker");
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16 | var AstUtils_1 = require("./utils/AstUtils");
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17 | var Utils_1 = require("./utils/Utils");
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18 | var FAILURE_STRING = 'Non-literal (insecure) parameter passed to require(): ';
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19 | var Rule = (function (_super) {
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20 | __extends(Rule, _super);
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21 | function Rule() {
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22 | return _super !== null && _super.apply(this, arguments) || this;
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23 | }
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24 | Rule.prototype.apply = function (sourceFile) {
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25 | return this.applyWithWalker(new NonLiteralRequireRuleWalker(sourceFile, this.getOptions()));
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26 | };
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27 | Rule.metadata = {
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28 | ruleName: 'non-literal-require',
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29 | type: 'functionality',
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30 | description: 'Detect require includes that are not for string literals',
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31 | options: null,
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32 | optionsDescription: '',
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33 | typescriptOnly: true,
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34 | issueClass: 'SDL',
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35 | issueType: 'Error',
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36 | severity: 'Critical',
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37 | level: 'Mandatory',
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38 | group: 'Security',
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39 | commonWeaknessEnumeration: '95,676'
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40 | };
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41 | return Rule;
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42 | }(Lint.Rules.AbstractRule));
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43 | exports.Rule = Rule;
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44 | var NonLiteralRequireRuleWalker = (function (_super) {
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45 | __extends(NonLiteralRequireRuleWalker, _super);
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46 | function NonLiteralRequireRuleWalker() {
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47 | return _super !== null && _super.apply(this, arguments) || this;
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48 | }
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49 | NonLiteralRequireRuleWalker.prototype.visitCallExpression = function (node) {
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50 | var _this = this;
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51 | if (AstUtils_1.AstUtils.getFunctionName(node) === 'require'
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52 | && AstUtils_1.AstUtils.getFunctionTarget(node) == null
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53 | && node.arguments.length > 0) {
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54 | if (node.arguments[0].kind === ts.SyntaxKind.ArrayLiteralExpression) {
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55 | var arrayExp = node.arguments[0];
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56 | arrayExp.elements.forEach(function (initExpression) {
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57 | if (initExpression.kind !== ts.SyntaxKind.StringLiteral) {
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58 | _this.fail(initExpression);
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59 | }
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60 | });
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61 | }
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62 | else if (node.arguments[0].kind !== ts.SyntaxKind.StringLiteral) {
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63 | this.fail(node.arguments[0]);
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64 | }
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65 | }
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66 | _super.prototype.visitCallExpression.call(this, node);
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67 | };
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68 | NonLiteralRequireRuleWalker.prototype.fail = function (expression) {
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69 | var start = expression.getStart();
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70 | var width = expression.getWidth();
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71 | var message = FAILURE_STRING + Utils_1.Utils.trimTo(expression.getText(), 25);
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72 | this.addFailureAt(start, width, message);
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73 | };
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74 | return NonLiteralRequireRuleWalker;
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75 | }(ErrorTolerantWalker_1.ErrorTolerantWalker));
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76 |
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