96 lines
3.5 KiB
JavaScript
96 lines
3.5 KiB
JavaScript
"use strict";
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/**
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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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Object.defineProperty(exports, "__esModule", { value: true });
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var tslib_1 = require("tslib");
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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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tslib_1.__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.ruleName, undefined));
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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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tslib_1.__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.walk = function (node) {
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return this.checkStatements(node.statements);
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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 !== undefined) {
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this.addFailureAtNode(name, Rule.failureStringFactory(text, this.getLineOfNode(prev.name)));
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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 === undefined) {
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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 ts.getLineAndCharacterOfPosition(this.sourceFile, node.pos).line + 1;
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};
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return Walker;
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}(Lint.AbstractWalker));
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