93 lines
3.5 KiB
Plaintext
93 lines
3.5 KiB
Plaintext
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"use strict";
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var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
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if (k2 === undefined) k2 = k;
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var desc = Object.getOwnPropertyDescriptor(m, k);
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if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
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desc = { enumerable: true, get: function() { return m[k]; } };
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}
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Object.defineProperty(o, k2, desc);
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}) : (function(o, m, k, k2) {
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if (k2 === undefined) k2 = k;
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o[k2] = m[k];
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}));
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var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
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Object.defineProperty(o, "default", { enumerable: true, value: v });
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}) : function(o, v) {
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o["default"] = v;
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});
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var __importStar = (this && this.__importStar) || function (mod) {
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if (mod && mod.__esModule) return mod;
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var result = {};
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if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
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__setModuleDefault(result, mod);
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return result;
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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const utils_1 = require("@typescript-eslint/utils");
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const tsutils = __importStar(require("ts-api-utils"));
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const util_1 = require("../util");
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exports.default = (0, util_1.createRule)({
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name: 'no-dynamic-delete',
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meta: {
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docs: {
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description: 'Disallow using the `delete` operator on computed key expressions',
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recommended: 'strict',
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},
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fixable: 'code',
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messages: {
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dynamicDelete: 'Do not delete dynamically computed property keys.',
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},
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schema: [],
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type: 'suggestion',
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},
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defaultOptions: [],
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create(context) {
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function createFixer(member) {
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if (member.property.type === utils_1.AST_NODE_TYPES.Literal &&
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typeof member.property.value === 'string') {
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return createPropertyReplacement(member.property, `.${member.property.value}`);
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}
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return undefined;
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}
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return {
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'UnaryExpression[operator=delete]'(node) {
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if (node.argument.type !== utils_1.AST_NODE_TYPES.MemberExpression ||
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!node.argument.computed ||
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isNecessaryDynamicAccess(diveIntoWrapperExpressions(node.argument.property))) {
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return;
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}
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context.report({
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fix: createFixer(node.argument),
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messageId: 'dynamicDelete',
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node: node.argument.property,
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});
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},
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};
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function createPropertyReplacement(property, replacement) {
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return (fixer) => fixer.replaceTextRange(getTokenRange(property), replacement);
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}
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function getTokenRange(property) {
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return [
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context.sourceCode.getTokenBefore(property).range[0],
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context.sourceCode.getTokenAfter(property).range[1],
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];
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}
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},
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});
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function diveIntoWrapperExpressions(node) {
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if (node.type === utils_1.AST_NODE_TYPES.UnaryExpression) {
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return diveIntoWrapperExpressions(node.argument);
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}
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return node;
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}
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function isNecessaryDynamicAccess(property) {
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if (property.type !== utils_1.AST_NODE_TYPES.Literal) {
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return false;
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}
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if (typeof property.value === 'number') {
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return true;
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}
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return (typeof property.value === 'string' &&
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!tsutils.isValidPropertyAccess(property.value));
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}
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//# sourceMappingURL=no-dynamic-delete.js.map
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