mirror of
https://github.com/Sevichecc/Urara-Blog.git
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100 lines
No EOL
4.1 KiB
Text
100 lines
No EOL
4.1 KiB
Text
"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 util = __importStar(require("../util"));
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const getMemberExpressionName = (member) => {
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if (!member.computed) {
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return member.property.name;
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}
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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 member.property.value;
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}
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return null;
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};
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exports.default = util.createRule({
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name: 'prefer-reduce-type-parameter',
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meta: {
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type: 'problem',
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docs: {
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description: 'Enforce using type parameter when calling `Array#reduce` instead of casting',
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recommended: 'strict',
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requiresTypeChecking: true,
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},
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messages: {
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preferTypeParameter: 'Unnecessary cast: Array#reduce accepts a type parameter for the default value.',
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},
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fixable: 'code',
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schema: [],
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},
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defaultOptions: [],
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create(context) {
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const service = util.getParserServices(context);
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const checker = service.program.getTypeChecker();
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return {
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'CallExpression > MemberExpression.callee'(callee) {
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if (getMemberExpressionName(callee) !== 'reduce') {
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return;
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}
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const [, secondArg] = callee.parent.arguments;
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if (callee.parent.arguments.length < 2 ||
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!util.isTypeAssertion(secondArg)) {
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return;
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}
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// Get the symbol of the `reduce` method.
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const tsNode = service.esTreeNodeToTSNodeMap.get(callee.object);
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const calleeObjType = util.getConstrainedTypeAtLocation(checker, tsNode);
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// Check the owner type of the `reduce` method.
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if (checker.isArrayType(calleeObjType)) {
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context.report({
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messageId: 'preferTypeParameter',
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node: secondArg,
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fix: fixer => {
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const fixes = [
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fixer.removeRange([
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secondArg.range[0],
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secondArg.expression.range[0],
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]),
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fixer.removeRange([
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secondArg.expression.range[1],
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secondArg.range[1],
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]),
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];
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if (!callee.parent.typeParameters) {
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fixes.push(fixer.insertTextAfter(callee, `<${context
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.getSourceCode()
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.getText(secondArg.typeAnnotation)}>`));
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}
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return fixes;
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},
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});
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return;
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}
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},
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};
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},
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});
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//# sourceMappingURL=prefer-reduce-type-parameter.js.map |