mirror of
https://github.com/Sevichecc/Urara-Blog.git
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97 lines
No EOL
4 KiB
Text
97 lines
No EOL
4 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 tsutils = __importStar(require("tsutils"));
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const util = __importStar(require("../util"));
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const ts = __importStar(require("typescript"));
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exports.default = util.createRule({
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name: 'no-meaningless-void-operator',
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meta: {
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type: 'suggestion',
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docs: {
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description: 'Disallow the `void` operator except when used to discard a value',
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recommended: 'strict',
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suggestion: true,
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requiresTypeChecking: true,
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},
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fixable: 'code',
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hasSuggestions: true,
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messages: {
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meaninglessVoidOperator: "void operator shouldn't be used on {{type}}; it should convey that a return value is being ignored",
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removeVoid: "Remove 'void'",
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},
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schema: [
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{
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type: 'object',
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properties: {
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checkNever: {
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type: 'boolean',
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default: false,
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},
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},
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additionalProperties: false,
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},
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],
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},
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defaultOptions: [{ checkNever: false }],
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create(context, [{ checkNever }]) {
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const parserServices = utils_1.ESLintUtils.getParserServices(context);
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const checker = parserServices.program.getTypeChecker();
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const sourceCode = context.getSourceCode();
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return {
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'UnaryExpression[operator="void"]'(node) {
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const fix = (fixer) => {
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return fixer.removeRange([
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sourceCode.getTokens(node)[0].range[0],
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sourceCode.getTokens(node)[1].range[0],
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]);
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};
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const argTsNode = parserServices.esTreeNodeToTSNodeMap.get(node.argument);
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const argType = checker.getTypeAtLocation(argTsNode);
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const unionParts = tsutils.unionTypeParts(argType);
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if (unionParts.every(part => part.flags & (ts.TypeFlags.Void | ts.TypeFlags.Undefined))) {
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context.report({
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node,
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messageId: 'meaninglessVoidOperator',
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data: { type: checker.typeToString(argType) },
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fix,
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});
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}
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else if (checkNever &&
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unionParts.every(part => part.flags &
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(ts.TypeFlags.Void | ts.TypeFlags.Undefined | ts.TypeFlags.Never))) {
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context.report({
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node,
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messageId: 'meaninglessVoidOperator',
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data: { type: checker.typeToString(argType) },
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suggest: [{ messageId: 'removeVoid', fix }],
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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=no-meaningless-void-operator.js.map |