106 lines
3.9 KiB
JavaScript
106 lines
3.9 KiB
JavaScript
/**
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* @license
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* Copyright 2016 Palantir Technologies, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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"use strict";
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var __extends = (this && this.__extends) || (function () {
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var extendStatics = Object.setPrototypeOf ||
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({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
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function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
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return function (d, b) {
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extendStatics(d, b);
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function __() { this.constructor = d; }
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d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
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};
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})();
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Object.defineProperty(exports, "__esModule", { value: true });
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var ts = require("typescript");
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var Lint = require("../index");
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var Rule = (function (_super) {
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__extends(Rule, _super);
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function Rule() {
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return _super !== null && _super.apply(this, arguments) || this;
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}
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/* tslint:enable:object-literal-sort-keys */
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Rule.failureStringFactory = function (name, seenBeforeLine) {
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return "Mergeable namespace '" + name + "' found. Merge its contents with the namespace on line " + seenBeforeLine + ".";
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};
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Rule.prototype.apply = function (sourceFile) {
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return this.applyWithWalker(new Walker(sourceFile, this.getOptions()));
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};
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return Rule;
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}(Lint.Rules.AbstractRule));
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/* tslint:disable:object-literal-sort-keys */
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Rule.metadata = {
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ruleName: "no-mergeable-namespace",
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description: "Disallows mergeable namespaces in the same file.",
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optionsDescription: "Not configurable.",
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options: null,
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optionExamples: ["true"],
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type: "maintainability",
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typescriptOnly: true,
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};
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exports.Rule = Rule;
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var Walker = (function (_super) {
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__extends(Walker, _super);
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function Walker() {
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return _super !== null && _super.apply(this, arguments) || this;
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}
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Walker.prototype.visitSourceFile = function (node) {
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this.checkStatements(node.statements);
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// All tree-walking handled by 'checkStatements'
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};
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Walker.prototype.checkStatements = function (statements) {
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var seen = new Map();
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for (var _i = 0, statements_1 = statements; _i < statements_1.length; _i++) {
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var statement = statements_1[_i];
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if (statement.kind !== ts.SyntaxKind.ModuleDeclaration) {
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continue;
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}
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var name = statement.name;
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if (name.kind === ts.SyntaxKind.Identifier) {
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var text = name.text;
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var prev = seen.get(text);
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if (prev) {
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this.addFailureAtNode(name, Rule.failureStringFactory(text, this.getLineOfNode(prev)));
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}
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seen.set(text, statement);
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}
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// Recursively check in all module declarations
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this.checkModuleDeclaration(statement);
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}
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};
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Walker.prototype.checkModuleDeclaration = function (decl) {
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var body = decl.body;
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if (!body) {
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return;
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}
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switch (body.kind) {
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case ts.SyntaxKind.ModuleBlock:
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this.checkStatements(body.statements);
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break;
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case ts.SyntaxKind.ModuleDeclaration:
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this.checkModuleDeclaration(body);
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break;
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default:
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break;
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}
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};
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Walker.prototype.getLineOfNode = function (node) {
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return this.getLineAndCharacterOfPosition(node.pos).line;
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};
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return Walker;
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}(Lint.RuleWalker));
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