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Diffstat (limited to 'node_modules/tslint/lib/rules/noStringThrowRule.js')
-rw-r--r-- | node_modules/tslint/lib/rules/noStringThrowRule.js | 81 |
1 files changed, 0 insertions, 81 deletions
diff --git a/node_modules/tslint/lib/rules/noStringThrowRule.js b/node_modules/tslint/lib/rules/noStringThrowRule.js deleted file mode 100644 index 84c314db1..000000000 --- a/node_modules/tslint/lib/rules/noStringThrowRule.js +++ /dev/null @@ -1,81 +0,0 @@ -"use strict"; -/** - * @license - * Copyright 2016 Palantir Technologies, Inc. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -Object.defineProperty(exports, "__esModule", { value: true }); -var tslib_1 = require("tslib"); -var tsutils_1 = require("tsutils"); -var ts = require("typescript"); -var Lint = require("../index"); -var noStringThrowRule_examples_1 = require("./code-examples/noStringThrowRule.examples"); -var Rule = /** @class */ (function (_super) { - tslib_1.__extends(Rule, _super); - function Rule() { - return _super !== null && _super.apply(this, arguments) || this; - } - Rule.prototype.apply = function (sourceFile) { - return this.applyWithFunction(sourceFile, walk); - }; - /* tslint:disable:object-literal-sort-keys */ - Rule.metadata = { - ruleName: "no-string-throw", - description: "Flags throwing plain strings or concatenations of strings.", - hasFix: true, - options: null, - optionExamples: [true], - optionsDescription: "Not configurable.", - rationale: Lint.Utils.dedent(templateObject_1 || (templateObject_1 = tslib_1.__makeTemplateObject(["\n Example \u2013 Doing it right\n\n ```ts\n // throwing an Error from typical function, whether sync or async\n if (!productToAdd) {\n throw new Error(\"How can I add new product when no value provided?\");\n }\n ```\n\n Example \u2013 Anti Pattern\n\n ```ts\n // throwing a string lacks any stack trace information and other important data properties\n if (!productToAdd) {\n throw (\"How can I add new product when no value provided?\");\n }\n ```\n\n Only Error objects contain a `.stack` member equivalent to the current stack trace.\n Primitives such as strings do not.\n "], ["\n Example \u2013 Doing it right\n\n \\`\\`\\`ts\n // throwing an Error from typical function, whether sync or async\n if (!productToAdd) {\n throw new Error(\"How can I add new product when no value provided?\");\n }\n \\`\\`\\`\n\n Example \u2013 Anti Pattern\n\n \\`\\`\\`ts\n // throwing a string lacks any stack trace information and other important data properties\n if (!productToAdd) {\n throw (\"How can I add new product when no value provided?\");\n }\n \\`\\`\\`\n\n Only Error objects contain a \\`.stack\\` member equivalent to the current stack trace.\n Primitives such as strings do not.\n "]))), - codeExamples: noStringThrowRule_examples_1.codeExamples, - type: "functionality", - typescriptOnly: false, - }; - /* tslint:enable:object-literal-sort-keys */ - Rule.FAILURE_STRING = "Throwing plain strings (not instances of Error) gives no stack traces"; - return Rule; -}(Lint.Rules.AbstractRule)); -exports.Rule = Rule; -function walk(ctx) { - var sourceFile = ctx.sourceFile; - return ts.forEachChild(ctx.sourceFile, function cb(node) { - if (tsutils_1.isThrowStatement(node)) { - var expression = node.expression; - if (isString(expression)) { - ctx.addFailureAtNode(node, Rule.FAILURE_STRING, [ - Lint.Replacement.appendText(expression.getStart(sourceFile), "new Error("), - Lint.Replacement.appendText(expression.getEnd(), ")"), - ]); - } - } - return ts.forEachChild(node, cb); - }); -} -function isString(node) { - switch (node.kind) { - case ts.SyntaxKind.StringLiteral: - case ts.SyntaxKind.NoSubstitutionTemplateLiteral: - case ts.SyntaxKind.TemplateExpression: - return true; - case ts.SyntaxKind.BinaryExpression: { - var _a = node, operatorToken = _a.operatorToken, left = _a.left, right = _a.right; - return operatorToken.kind === ts.SyntaxKind.PlusToken && (isString(left) || isString(right)); - } - case ts.SyntaxKind.ParenthesizedExpression: - return isString(node.expression); - default: - return false; - } -} -var templateObject_1; |