| "use strict"; |
| var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) { |
| if (k2 === undefined) k2 = k; |
| Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } }); |
| }) : (function(o, m, k, k2) { |
| if (k2 === undefined) k2 = k; |
| o[k2] = m[k]; |
| })); |
| var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) { |
| Object.defineProperty(o, "default", { enumerable: true, value: v }); |
| }) : function(o, v) { |
| o["default"] = v; |
| }); |
| var __importStar = (this && this.__importStar) || function (mod) { |
| if (mod && mod.__esModule) return mod; |
| var result = {}; |
| if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k); |
| __setModuleDefault(result, mod); |
| return result; |
| }; |
| Object.defineProperty(exports, "__esModule", { value: true }); |
| const experimental_utils_1 = require("@typescript-eslint/experimental-utils"); |
| const tsutils = __importStar(require("tsutils")); |
| const util = __importStar(require("../util")); |
| exports.default = util.createRule({ |
| name: 'no-dynamic-delete', |
| meta: { |
| docs: { |
| category: 'Best Practices', |
| description: 'Disallow the delete operator with computed key expressions', |
| recommended: false, |
| }, |
| fixable: 'code', |
| messages: { |
| dynamicDelete: 'Do not delete dynamically computed property keys.', |
| }, |
| schema: [], |
| type: 'suggestion', |
| }, |
| defaultOptions: [], |
| create(context) { |
| function createFixer(member) { |
| if (member.property.type === experimental_utils_1.AST_NODE_TYPES.Literal && |
| typeof member.property.value === 'string') { |
| return createPropertyReplacement(member.property, `.${member.property.value}`); |
| } |
| return undefined; |
| } |
| return { |
| 'UnaryExpression[operator=delete]'(node) { |
| if (node.argument.type !== experimental_utils_1.AST_NODE_TYPES.MemberExpression || |
| !node.argument.computed || |
| isNecessaryDynamicAccess(diveIntoWrapperExpressions(node.argument.property))) { |
| return; |
| } |
| context.report({ |
| fix: createFixer(node.argument), |
| messageId: 'dynamicDelete', |
| node: node.argument.property, |
| }); |
| }, |
| }; |
| function createPropertyReplacement(property, replacement) { |
| return (fixer) => fixer.replaceTextRange(getTokenRange(property), replacement); |
| } |
| function getTokenRange(property) { |
| const sourceCode = context.getSourceCode(); |
| return [ |
| sourceCode.getTokenBefore(property).range[0], |
| sourceCode.getTokenAfter(property).range[1], |
| ]; |
| } |
| }, |
| }); |
| function diveIntoWrapperExpressions(node) { |
| if (node.type === experimental_utils_1.AST_NODE_TYPES.UnaryExpression) { |
| return diveIntoWrapperExpressions(node.argument); |
| } |
| return node; |
| } |
| function isNecessaryDynamicAccess(property) { |
| if (property.type !== experimental_utils_1.AST_NODE_TYPES.Literal) { |
| return false; |
| } |
| if (typeof property.value === 'number') { |
| return true; |
| } |
| return (typeof property.value === 'string' && |
| !tsutils.isValidPropertyAccess(property.value)); |
| } |
| //# sourceMappingURL=no-dynamic-delete.js.map |