diff options
author | Florian Dold <florian.dold@gmail.com> | 2019-03-27 21:01:33 +0100 |
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committer | Florian Dold <florian.dold@gmail.com> | 2019-03-27 21:01:33 +0100 |
commit | cc97a4dd2a967e1c2273bd5f4c5f49a5bf2e2585 (patch) | |
tree | 92c5d88706a6ffc654d1b133618d357890e7096b /node_modules/tslint/lib/rules/noUnboundMethodRule.js | |
parent | 3771b4d6b67b34c130f3a9a1a15f42deefdb2eda (diff) |
remove node_modules
Diffstat (limited to 'node_modules/tslint/lib/rules/noUnboundMethodRule.js')
-rw-r--r-- | node_modules/tslint/lib/rules/noUnboundMethodRule.js | 107 |
1 files changed, 0 insertions, 107 deletions
diff --git a/node_modules/tslint/lib/rules/noUnboundMethodRule.js b/node_modules/tslint/lib/rules/noUnboundMethodRule.js deleted file mode 100644 index d8085193a..000000000 --- a/node_modules/tslint/lib/rules/noUnboundMethodRule.js +++ /dev/null @@ -1,107 +0,0 @@ -"use strict"; -/** - * @license - * Copyright 2017 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 OPTION_IGNORE_STATIC = "ignore-static"; -var Rule = /** @class */ (function (_super) { - tslib_1.__extends(Rule, _super); - function Rule() { - return _super !== null && _super.apply(this, arguments) || this; - } - Rule.prototype.applyWithProgram = function (sourceFile, program) { - return this.applyWithFunction(sourceFile, walk, { - ignoreStatic: this.ruleArguments.indexOf(OPTION_IGNORE_STATIC) !== -1, - }, program.getTypeChecker()); - }; - /* tslint:disable:object-literal-sort-keys */ - Rule.metadata = { - ruleName: "no-unbound-method", - description: "Warns when a method is used outside of a method call.", - optionsDescription: "You may optionally pass \"" + OPTION_IGNORE_STATIC + "\" to ignore static methods.", - options: { - type: "string", - enum: [OPTION_IGNORE_STATIC], - }, - optionExamples: [true, [true, OPTION_IGNORE_STATIC]], - rationale: Lint.Utils.dedent(templateObject_1 || (templateObject_1 = tslib_1.__makeTemplateObject(["\n Class functions don't preserve the class scope when passed as standalone variables.\n For example, this code will log the global scope (`window`/`global`), not the class instance:\n\n ```\n class MyClass {\n public log(): void {\n console.log(this);\n }\n }\n\n const instance = new MyClass();\n const log = instance.log;\n\n log();\n ```\n\n You need to either use an arrow lambda (`() => {...}`) or call the function with the correct scope.\n\n ```\n class MyClass {\n public logArrowBound = (): void => {\n console.log(bound);\n };\n\n public logManualBind(): void {\n console.log(this);\n }\n }\n\n const instance = new MyClass();\n const logArrowBound = instance.logArrowBound;\n const logManualBind = instance.logManualBind.bind(instance);\n\n logArrowBound();\n logManualBind();\n ```\n "], ["\n Class functions don't preserve the class scope when passed as standalone variables.\n For example, this code will log the global scope (\\`window\\`/\\`global\\`), not the class instance:\n\n \\`\\`\\`\n class MyClass {\n public log(): void {\n console.log(this);\n }\n }\n\n const instance = new MyClass();\n const log = instance.log;\n\n log();\n \\`\\`\\`\n\n You need to either use an arrow lambda (\\`() => {...}\\`) or call the function with the correct scope.\n\n \\`\\`\\`\n class MyClass {\n public logArrowBound = (): void => {\n console.log(bound);\n };\n\n public logManualBind(): void {\n console.log(this);\n }\n }\n\n const instance = new MyClass();\n const logArrowBound = instance.logArrowBound;\n const logManualBind = instance.logManualBind.bind(instance);\n\n logArrowBound();\n logManualBind();\n \\`\\`\\`\n "]))), - type: "functionality", - typescriptOnly: true, - requiresTypeInfo: true, - }; - /* tslint:enable:object-literal-sort-keys */ - Rule.FAILURE_STRING = "Avoid referencing unbound methods which may cause unintentional scoping of 'this'."; - return Rule; -}(Lint.Rules.TypedRule)); -exports.Rule = Rule; -function walk(ctx, tc) { - return ts.forEachChild(ctx.sourceFile, function cb(node) { - if (tsutils_1.isPropertyAccessExpression(node) && !isSafeUse(node)) { - var symbol = tc.getSymbolAtLocation(node); - var declaration = symbol === undefined ? undefined : symbol.valueDeclaration; - if (declaration !== undefined && isMethod(declaration, ctx.options.ignoreStatic)) { - ctx.addFailureAtNode(node, Rule.FAILURE_STRING); - } - } - return ts.forEachChild(node, cb); - }); -} -function isMethod(node, ignoreStatic) { - switch (node.kind) { - case ts.SyntaxKind.MethodDeclaration: - case ts.SyntaxKind.MethodSignature: - return !(ignoreStatic && tsutils_1.hasModifier(node.modifiers, ts.SyntaxKind.StaticKeyword)); - default: - return false; - } -} -function isSafeUse(node) { - var parent = node.parent; - switch (parent.kind) { - case ts.SyntaxKind.CallExpression: - return parent.expression === node; - case ts.SyntaxKind.TaggedTemplateExpression: - return parent.tag === node; - // E.g. `obj.method.bind(obj) or obj.method["prop"]`. - case ts.SyntaxKind.PropertyAccessExpression: - case ts.SyntaxKind.ElementAccessExpression: - return true; - // Allow most binary operators, but don't allow e.g. `myArray.forEach(obj.method || otherObj.otherMethod)`. - case ts.SyntaxKind.BinaryExpression: - return parent.operatorToken.kind !== ts.SyntaxKind.BarBarToken; - case ts.SyntaxKind.NonNullExpression: - case ts.SyntaxKind.AsExpression: - case ts.SyntaxKind.TypeAssertionExpression: - case ts.SyntaxKind.ParenthesizedExpression: - return isSafeUse(parent); - // Allow use in conditions - case ts.SyntaxKind.ConditionalExpression: - return parent.condition === node; - case ts.SyntaxKind.IfStatement: - case ts.SyntaxKind.WhileStatement: - case ts.SyntaxKind.DoStatement: - case ts.SyntaxKind.ForStatement: - case ts.SyntaxKind.PrefixUnaryExpression: - return true; - default: - return false; - } -} -var templateObject_1; |