| "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 util = __importStar(require("../util")); |
| exports.default = util.createRule({ |
| name: 'method-signature-style', |
| meta: { |
| type: 'suggestion', |
| docs: { |
| description: 'Enforces using a particular method signature syntax.', |
| category: 'Best Practices', |
| recommended: false, |
| }, |
| fixable: 'code', |
| messages: { |
| errorMethod: 'Shorthand method signature is forbidden. Use a function property instead.', |
| errorProperty: 'Function property signature is forbidden. Use a method shorthand instead.', |
| }, |
| schema: [ |
| { |
| enum: ['property', 'method'], |
| }, |
| ], |
| }, |
| defaultOptions: ['property'], |
| create(context, [mode]) { |
| const sourceCode = context.getSourceCode(); |
| function getMethodKey(node) { |
| let key = sourceCode.getText(node.key); |
| if (node.computed) { |
| key = `[${key}]`; |
| } |
| if (node.optional) { |
| key = `${key}?`; |
| } |
| if (node.readonly) { |
| key = `readonly ${key}`; |
| } |
| return key; |
| } |
| function getMethodParams(node) { |
| let params = '()'; |
| if (node.params.length > 0) { |
| const openingParen = util.nullThrows(sourceCode.getTokenBefore(node.params[0], util.isOpeningParenToken), 'Missing opening paren before first parameter'); |
| const closingParen = util.nullThrows(sourceCode.getTokenAfter(node.params[node.params.length - 1], util.isClosingParenToken), 'Missing closing paren after last parameter'); |
| params = sourceCode.text.substring(openingParen.range[0], closingParen.range[1]); |
| } |
| if (node.typeParameters != null) { |
| const typeParams = sourceCode.getText(node.typeParameters); |
| params = `${typeParams}${params}`; |
| } |
| return params; |
| } |
| function getMethodReturnType(node) { |
| return sourceCode.getText(node.returnType.typeAnnotation); |
| } |
| function getDelimiter(node) { |
| const lastToken = sourceCode.getLastToken(node); |
| if (lastToken && |
| (util.isSemicolonToken(lastToken) || util.isCommaToken(lastToken))) { |
| return lastToken.value; |
| } |
| return ''; |
| } |
| return { |
| TSMethodSignature(methodNode) { |
| var _a; |
| if (mode === 'method') { |
| return; |
| } |
| const duplicatedKeyMethodNodes = ((_a = methodNode.parent) === null || _a === void 0 ? void 0 : _a.type) === experimental_utils_1.AST_NODE_TYPES.TSInterfaceBody |
| ? methodNode.parent.body.filter((element) => element.type === experimental_utils_1.AST_NODE_TYPES.TSMethodSignature && |
| element !== methodNode && |
| getMethodKey(element) === getMethodKey(methodNode)) |
| : []; |
| if (duplicatedKeyMethodNodes.length > 0) { |
| context.report({ |
| node: methodNode, |
| messageId: 'errorMethod', |
| *fix(fixer) { |
| const methodNodes = [ |
| methodNode, |
| ...duplicatedKeyMethodNodes, |
| ].sort((a, b) => (a.range[0] < b.range[0] ? -1 : 1)); |
| const typeString = methodNodes.reduce((str, node, idx, nodes) => { |
| const params = getMethodParams(node); |
| const returnType = getMethodReturnType(node); |
| return `${str}(${params} => ${returnType})${idx !== nodes.length - 1 ? ' & ' : ''}`; |
| }, ''); |
| const key = getMethodKey(methodNode); |
| const delimiter = getDelimiter(methodNode); |
| yield fixer.replaceText(methodNode, `${key}: ${typeString}${delimiter}`); |
| for (const node of duplicatedKeyMethodNodes) { |
| const lastToken = sourceCode.getLastToken(node); |
| if (lastToken) { |
| const nextToken = sourceCode.getTokenAfter(lastToken); |
| if (nextToken) { |
| yield fixer.remove(node); |
| yield fixer.replaceTextRange([lastToken.range[1], nextToken.range[0]], ''); |
| } |
| } |
| } |
| }, |
| }); |
| return; |
| } |
| context.report({ |
| node: methodNode, |
| messageId: 'errorMethod', |
| fix: fixer => { |
| const key = getMethodKey(methodNode); |
| const params = getMethodParams(methodNode); |
| const returnType = getMethodReturnType(methodNode); |
| const delimiter = getDelimiter(methodNode); |
| return fixer.replaceText(methodNode, `${key}: ${params} => ${returnType}${delimiter}`); |
| }, |
| }); |
| }, |
| TSPropertySignature(propertyNode) { |
| var _a; |
| const typeNode = (_a = propertyNode.typeAnnotation) === null || _a === void 0 ? void 0 : _a.typeAnnotation; |
| if ((typeNode === null || typeNode === void 0 ? void 0 : typeNode.type) !== experimental_utils_1.AST_NODE_TYPES.TSFunctionType) { |
| return; |
| } |
| if (mode === 'property') { |
| return; |
| } |
| context.report({ |
| node: propertyNode, |
| messageId: 'errorProperty', |
| fix: fixer => { |
| const key = getMethodKey(propertyNode); |
| const params = getMethodParams(typeNode); |
| const returnType = getMethodReturnType(typeNode); |
| const delimiter = getDelimiter(propertyNode); |
| return fixer.replaceText(propertyNode, `${key}${params}: ${returnType}${delimiter}`); |
| }, |
| }); |
| }, |
| }; |
| }, |
| }); |
| //# sourceMappingURL=method-signature-style.js.map |