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"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 tsutils_1 = require("tsutils");
var ts = require("typescript");
var Lint = require("../index");
var OPTION_ALLOW_DECLARATIONS = "allow-declarations";
var Rule = /** @class */ (function (_super) {
tslib_1.__extends(Rule, _super);
function Rule() {
return _super !== null && _super.apply(this, arguments) || this;
}
Rule.prototype.apply = function (sourceFile) {
return this.applyWithFunction(sourceFile, walk, {
allowDeclarations: this.ruleArguments.indexOf(OPTION_ALLOW_DECLARATIONS) !== -1,
});
};
/* tslint:disable:object-literal-sort-keys */
Rule.metadata = {
ruleName: "no-namespace",
description: "Disallows use of internal \`module\`s and \`namespace\`s.",
descriptionDetails: "This rule still allows the use of `declare module ... {}`",
rationale: (_a = ["\n ES6-style external modules are the standard way to modularize code.\n Using `module {}` and `namespace {}` are outdated ways to organize TypeScript code."], _a.raw = ["\n ES6-style external modules are the standard way to modularize code.\n Using \\`module {}\\` and \\`namespace {}\\` are outdated ways to organize TypeScript code."], Lint.Utils.dedent(_a)),
optionsDescription: (_b = ["\n One argument may be optionally provided:\n\n * `", "` allows `declare namespace ... {}` to describe external APIs."], _b.raw = ["\n One argument may be optionally provided:\n\n * \\`", "\\` allows \\`declare namespace ... {}\\` to describe external APIs."], Lint.Utils.dedent(_b, OPTION_ALLOW_DECLARATIONS)),
options: {
type: "array",
items: {
type: "string",
enum: [OPTION_ALLOW_DECLARATIONS],
},
minLength: 0,
maxLength: 1,
},
optionExamples: [true, [true, OPTION_ALLOW_DECLARATIONS]],
type: "typescript",
typescriptOnly: true,
};
/* tslint:enable:object-literal-sort-keys */
Rule.FAILURE_STRING = "'namespace' and 'module' are disallowed";
return Rule;
}(Lint.Rules.AbstractRule));
exports.Rule = Rule;
function walk(ctx) {
// Ignore all .d.ts files by returning and not walking their ASTs.
// .d.ts declarations do not have the Ambient flag set, but are still declarations.
if (ctx.sourceFile.isDeclarationFile && ctx.options.allowDeclarations) {
return;
}
for (var _i = 0, _a = ctx.sourceFile.statements; _i < _a.length; _i++) {
var node = _a[_i];
if (node.kind === ts.SyntaxKind.ModuleDeclaration) {
if (node.name.kind !== ts.SyntaxKind.StringLiteral &&
!tsutils_1.isNodeFlagSet(node, ts.NodeFlags.GlobalAugmentation) &&
(!ctx.options.allowDeclarations || !tsutils_1.hasModifier(node.modifiers, ts.SyntaxKind.DeclareKeyword))) {
ctx.addFailureAtNode(node, Rule.FAILURE_STRING);
}
}
}
}
var _a, _b;
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