wallet-core/node_modules/tslint/lib/rules/noMergeableNamespaceRule.js
2017-10-14 18:40:54 +02:00

93 lines
3.5 KiB
JavaScript

"use strict";
/**
* @license
* Copyright 2016 Palantir Technologies, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
Object.defineProperty(exports, "__esModule", { value: true });
var tslib_1 = require("tslib");
var ts = require("typescript");
var Lint = require("../index");
var Rule = /** @class */ (function (_super) {
tslib_1.__extends(Rule, _super);
function Rule() {
return _super !== null && _super.apply(this, arguments) || this;
}
/* tslint:enable:object-literal-sort-keys */
Rule.failureStringFactory = function (name, seenBeforeLine) {
return "Mergeable namespace '" + name + "' found. Merge its contents with the namespace on line " + seenBeforeLine + ".";
};
Rule.prototype.apply = function (sourceFile) {
return this.applyWithWalker(new Walker(sourceFile, this.ruleName, undefined));
};
/* tslint:disable:object-literal-sort-keys */
Rule.metadata = {
ruleName: "no-mergeable-namespace",
description: "Disallows mergeable namespaces in the same file.",
optionsDescription: "Not configurable.",
options: null,
optionExamples: [true],
type: "maintainability",
typescriptOnly: true,
};
return Rule;
}(Lint.Rules.AbstractRule));
exports.Rule = Rule;
var Walker = /** @class */ (function (_super) {
tslib_1.__extends(Walker, _super);
function Walker() {
return _super !== null && _super.apply(this, arguments) || this;
}
Walker.prototype.walk = function (node) {
return this.checkStatements(node.statements);
};
Walker.prototype.checkStatements = function (statements) {
var seen = new Map();
for (var _i = 0, statements_1 = statements; _i < statements_1.length; _i++) {
var statement = statements_1[_i];
if (statement.kind !== ts.SyntaxKind.ModuleDeclaration) {
continue;
}
var name = statement.name;
if (name.kind === ts.SyntaxKind.Identifier) {
var text = name.text;
var prev = seen.get(text);
if (prev !== undefined) {
this.addFailureAtNode(name, Rule.failureStringFactory(text, this.getLineOfNode(prev.name)));
}
seen.set(text, statement);
}
// Recursively check in all module declarations
this.checkModuleDeclaration(statement);
}
};
Walker.prototype.checkModuleDeclaration = function (decl) {
var body = decl.body;
if (body === undefined) {
return;
}
switch (body.kind) {
case ts.SyntaxKind.ModuleBlock:
this.checkStatements(body.statements);
break;
case ts.SyntaxKind.ModuleDeclaration:
this.checkModuleDeclaration(body);
}
};
Walker.prototype.getLineOfNode = function (node) {
return ts.getLineAndCharacterOfPosition(this.sourceFile, node.pos).line + 1;
};
return Walker;
}(Lint.AbstractWalker));