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https://github.com/Sevichecc/Urara-Blog.git
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97 lines
No EOL
4.2 KiB
Text
97 lines
No EOL
4.2 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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exports.default = util.createRule({
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name: 'prefer-readonly-parameter-types',
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meta: {
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type: 'suggestion',
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docs: {
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description: 'Require function parameters to be typed as `readonly` to prevent accidental mutation of inputs',
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recommended: false,
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requiresTypeChecking: true,
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},
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schema: [
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{
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type: 'object',
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additionalProperties: false,
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properties: Object.assign({ checkParameterProperties: {
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type: 'boolean',
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}, ignoreInferredTypes: {
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type: 'boolean',
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} }, util.readonlynessOptionsSchema.properties),
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},
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],
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messages: {
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shouldBeReadonly: 'Parameter should be a read only type.',
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},
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},
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defaultOptions: [
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Object.assign({ checkParameterProperties: true, ignoreInferredTypes: false }, util.readonlynessOptionsDefaults),
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],
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create(context, [{ checkParameterProperties, ignoreInferredTypes, treatMethodsAsReadonly }]) {
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const { esTreeNodeToTSNodeMap, program } = util.getParserServices(context);
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const checker = program.getTypeChecker();
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return {
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[[
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utils_1.AST_NODE_TYPES.ArrowFunctionExpression,
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utils_1.AST_NODE_TYPES.FunctionDeclaration,
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utils_1.AST_NODE_TYPES.FunctionExpression,
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utils_1.AST_NODE_TYPES.TSCallSignatureDeclaration,
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utils_1.AST_NODE_TYPES.TSConstructSignatureDeclaration,
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utils_1.AST_NODE_TYPES.TSDeclareFunction,
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utils_1.AST_NODE_TYPES.TSEmptyBodyFunctionExpression,
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utils_1.AST_NODE_TYPES.TSFunctionType,
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utils_1.AST_NODE_TYPES.TSMethodSignature,
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].join(', ')](node) {
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for (const param of node.params) {
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if (!checkParameterProperties &&
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param.type === utils_1.AST_NODE_TYPES.TSParameterProperty) {
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continue;
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}
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const actualParam = param.type === utils_1.AST_NODE_TYPES.TSParameterProperty
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? param.parameter
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: param;
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if (ignoreInferredTypes && actualParam.typeAnnotation == null) {
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continue;
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}
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const tsNode = esTreeNodeToTSNodeMap.get(actualParam);
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const type = checker.getTypeAtLocation(tsNode);
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const isReadOnly = util.isTypeReadonly(checker, type, {
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treatMethodsAsReadonly: treatMethodsAsReadonly,
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});
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if (!isReadOnly) {
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context.report({
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node: actualParam,
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messageId: 'shouldBeReadonly',
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});
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}
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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-readonly-parameter-types.js.map |