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"use strict";
/**
* @license
* Copyright 2017 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 builtins = require("builtin-modules");
var fs = require("fs");
var path = require("path");
var tsutils_1 = require("tsutils");
var ts = require("typescript");
var Lint = require("../index");
var OPTION_DEV = "dev";
var OPTION_OPTIONAL = "optional";
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.FAILURE_STRING_FACTORY = function (module) {
return "Module '" + module + "' is not listed as dependency in package.json";
};
Rule.prototype.apply = function (sourceFile) {
return this.applyWithFunction(sourceFile, walk, {
dev: this.ruleArguments.indexOf(OPTION_DEV) !== -1,
optional: this.ruleArguments.indexOf(OPTION_OPTIONAL) !== -1,
});
};
/* tslint:disable:object-literal-sort-keys */
Rule.metadata = {
ruleName: "no-implicit-dependencies",
description: "Disallows importing modules that are not listed as dependency in the project's package.json",
descriptionDetails: (_a = ["\n Disallows importing transient dependencies and modules installed above your package's root directory.\n "], _a.raw = ["\n Disallows importing transient dependencies and modules installed above your package's root directory.\n "], Lint.Utils.dedent(_a)),
optionsDescription: (_b = ["\n By default the rule looks at `\"dependencies\"` and `\"peerDependencies\"`.\n By adding the `\"", "\"` option the rule looks at `\"devDependencies\"` instead of `\"peerDependencies\"`.\n By adding the `\"", "\"` option the rule also looks at `\"optionalDependencies\"`.\n "], _b.raw = ["\n By default the rule looks at \\`\"dependencies\"\\` and \\`\"peerDependencies\"\\`.\n By adding the \\`\"", "\"\\` option the rule looks at \\`\"devDependencies\"\\` instead of \\`\"peerDependencies\"\\`.\n By adding the \\`\"", "\"\\` option the rule also looks at \\`\"optionalDependencies\"\\`.\n "], Lint.Utils.dedent(_b, OPTION_DEV, OPTION_OPTIONAL)),
options: {
type: "array",
items: {
type: "string",
enum: [OPTION_DEV, OPTION_OPTIONAL],
},
minItems: 0,
maxItems: 2,
},
optionExamples: [true, [true, OPTION_DEV], [true, OPTION_OPTIONAL]],
type: "functionality",
typescriptOnly: false,
};
return Rule;
}(Lint.Rules.AbstractRule));
exports.Rule = Rule;
function walk(ctx) {
var options = ctx.options;
var dependencies;
for (var _i = 0, _a = tsutils_1.findImports(ctx.sourceFile, 31 /* All */); _i < _a.length; _i++) {
var name = _a[_i];
if (!ts.isExternalModuleNameRelative(name.text)) {
var packageName = getPackageName(name.text);
if (builtins.indexOf(packageName) === -1 && !hasDependency(packageName)) {
ctx.addFailureAtNode(name, Rule.FAILURE_STRING_FACTORY(packageName));
}
}
}
function hasDependency(module) {
if (dependencies === undefined) {
dependencies = getDependencies(ctx.sourceFile.fileName, options);
}
return dependencies.has(module);
}
}
function getPackageName(name) {
var parts = name.split(/\//g);
if (name[0] !== "@") {
return parts[0];
}
return parts[0] + "/" + parts[1];
}
function getDependencies(fileName, options) {
var result = new Set();
var packageJsonPath = findPackageJson(path.resolve(path.dirname(fileName)));
if (packageJsonPath !== undefined) {
// don't use require here to avoid caching
// remove BOM from file content before parsing
var content = JSON.parse(fs.readFileSync(packageJsonPath, "utf8").replace(/^\uFEFF/, ""));
if (content.dependencies !== undefined) {
addDependencies(result, content.dependencies);
}
if (!options.dev && content.peerDependencies !== undefined) {
addDependencies(result, content.peerDependencies);
}
if (options.dev && content.devDependencies !== undefined) {
addDependencies(result, content.devDependencies);
}
if (options.optional && content.optionalDependencies !== undefined) {
addDependencies(result, content.optionalDependencies);
}
}
return result;
}
function addDependencies(result, dependencies) {
for (var name in dependencies) {
if (dependencies.hasOwnProperty(name)) {
result.add(name);
}
}
}
function findPackageJson(current) {
var prev;
do {
var fileName = path.join(current, "package.json");
if (fs.existsSync(fileName)) {
return fileName;
}
prev = current;
current = path.dirname(current);
} while (prev !== current);
return undefined;
}
var _a, _b;
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