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vscode-react-native/tools

tools/gulp-extras.js

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9adec70dJoshua Skelton10 years ago1// Copyright (c) Microsoft Corporation. All rights reserved.
2// Licensed under the MIT license. See LICENSE file in the project root for details.
3"use strict";
4
f6ac01ceRuslan Bikkinin7 years ago5const child_process = require("child_process");
6const fs = require("fs");
7const log = require('fancy-log');
4ad1a2dcsemenyakNik7 years ago8const colors = require('ansi-colors');
f6ac01ceRuslan Bikkinin7 years ago9const path = require("path");
10const PluginError = require('plugin-error');
11const through = require("through2");
9adec70dJoshua Skelton10 years ago12
13/**
4ad1a2dcsemenyakNik7 years ago14* Pretty logger using 'log'
9adec70dJoshua Skelton10 years ago15* @param {string} pluginName Name of the pluginName
16* @param {Object} file A gulp file to report on
17* @param {string} message The error message to display
18*/
f6ac01ceRuslan Bikkinin7 years ago19function logError(pluginName, file, message) {
20const sourcePath = path.relative(__dirname, file.path).replace("../", "");
21log(`[${colors.cyan(pluginName)}] ${colors.red("error")} ${sourcePath}: ${message}`);
22}
9adec70dJoshua Skelton10 years ago23
24/**
25* Plugin to verify the Microsoft copyright notice is present
26*/
f6ac01ceRuslan Bikkinin7 years ago27function checkCopyright() {
28const pluginName = "check-copyright";
29let hadErrors = false;
30const copyrightNotice = "// Copyright (c) Microsoft Corporation. All rights reserved.\n// Licensed under the MIT license. See LICENSE file in the project root for details.";
9adec70dJoshua Skelton10 years ago31
f6ac01ceRuslan Bikkinin7 years ago32return through.obj(function (file, encoding, callback) {
a3fd5ee9Joshua Skelton10 years ago33if (file.isBuffer()) {
f6ac01ceRuslan Bikkinin7 years ago34let fileContents = file.contents.toString(encoding);
4abd7849Joshua Skelton10 years ago35fileContents = fileContents.replace("\r\n", "\n");
5c8365a6Artem Egorov8 years ago36fileContents = fileContents.replace("\"use strict\";\n", "");
078b49a4Artem Egorov7 years ago37fileContents = fileContents.replace("Object.defineProperty(exports, \"__esModule\", { value: true });\n", "");
9adec70dJoshua Skelton10 years ago38
4abd7849Joshua Skelton10 years ago39if (fileContents.indexOf(copyrightNotice) !== 0) {
6200aa9fJoshua Skelton10 years ago40logError(pluginName, file, "missing copyright notice");
41hadErrors = true;
9adec70dJoshua Skelton10 years ago42}
43}
44
45callback(null, file);
6200aa9fJoshua Skelton10 years ago46},
f6ac01ceRuslan Bikkinin7 years ago47function (callback) {
48if (hadErrors) {
49return this.emit("error", new PluginError(pluginName, "Failed copyright check"));
50}
51callback();
52});
53}
9adec70dJoshua Skelton10 years ago54
55/**
56* Helper function to check if a file exists case sensitive
57* @param {string} filePath The path to check
58* @returns {boolean} If the path exists case sensitive
59*/
f6ac01ceRuslan Bikkinin7 years ago60function existsCaseSensitive(filePath) {
9adec70dJoshua Skelton10 years ago61if (fs.existsSync(filePath)) {
f6ac01ceRuslan Bikkinin7 years ago62const fileName = path.basename(filePath);
9adec70dJoshua Skelton10 years ago63return fs.readdirSync(path.dirname(filePath)).indexOf(fileName) !== -1;
64}
65
66return false;
f6ac01ceRuslan Bikkinin7 years ago67}
9adec70dJoshua Skelton10 years ago68
69/**
70* Plugin to verify if import statements use correct casing
71*/
f6ac01ceRuslan Bikkinin7 years ago72function checkImports() {
73const pluginName = "check-imports";
74let hadErrors = false;
75const re = /(?:\s|^)(?:[^\n:]*).*from ["'](\.[^"']*)["'];/;
9adec70dJoshua Skelton10 years ago76
f6ac01ceRuslan Bikkinin7 years ago77return through.obj(function (file, encoding, callback) {
a3fd5ee9Joshua Skelton10 years ago78if (file.isBuffer()) {
9adec70dJoshua Skelton10 years ago79var fileContents = file.contents.toString(encoding);
0d7e2dc5Joshua Skelton10 years ago80var importStatements = fileContents.match(new RegExp(re.source, "g")) || [];
9adec70dJoshua Skelton10 years ago81var workingDirectory = path.dirname(file.path);
82
f6ac01ceRuslan Bikkinin7 years ago83importStatements.forEach(function (importStatement) {
547ca187max-mironov8 years ago84
9adec70dJoshua Skelton10 years ago85var modulePath = re.exec(importStatement);
9425034eJoshua Skelton10 years ago86if (modulePath && modulePath[1]) {
9adec70dJoshua Skelton10 years ago87var moduleFilePath = path.resolve(workingDirectory, modulePath[1] + ".ts");
88
89if (!existsCaseSensitive(moduleFilePath)) {
f6ac01ceRuslan Bikkinin7 years ago90logError(pluginName, file, `unresolved import: "${modulePath[1]}"`);
6200aa9fJoshua Skelton10 years ago91hadErrors = true;
9adec70dJoshua Skelton10 years ago92}
93}
94});
95}
96
97callback(null, file);
6200aa9fJoshua Skelton10 years ago98},
f6ac01ceRuslan Bikkinin7 years ago99function (callback) {
100if (hadErrors) {
101return this.emit("error", new PluginError(pluginName, "Failed import casing check"));
102}
103callback();
104});
105}
9adec70dJoshua Skelton10 years ago106
f6ac01ceRuslan Bikkinin7 years ago107function executeCommand(command, args, callback, opts) {
108const proc = child_process.spawn(command + (process.platform === "win32" ? ".cmd" : ""), args, opts);
109let errorSignaled = false;
7212311dDaniel Lebu10 years ago110
f6ac01ceRuslan Bikkinin7 years ago111proc.stdout.on("data", (data) => {
112log(`${data}`);
7212311dDaniel Lebu10 years ago113});
114
f6ac01ceRuslan Bikkinin7 years ago115proc.stderr.on("data", (data) => {
116log.error(`${data}`);
7212311dDaniel Lebu10 years ago117});
118
f6ac01ceRuslan Bikkinin7 years ago119proc.on("error", (error) => {
c5378ce2Daniel Lebu10 years ago120if (!errorSignaled) {
f6ac01ceRuslan Bikkinin7 years ago121callback(`An error occurred. ${error}`);
c5378ce2Daniel Lebu10 years ago122errorSignaled = true;
123}
124});
125
f6ac01ceRuslan Bikkinin7 years ago126proc.on("exit", (code) => {
c5378ce2Daniel Lebu10 years ago127if (code === 0) {
128callback();
129} else if (!errorSignaled) {
f6ac01ceRuslan Bikkinin7 years ago130callback(`Error code: ${code}`);
c5378ce2Daniel Lebu10 years ago131errorSignaled = true;
132}
7212311dDaniel Lebu10 years ago133});
f6ac01ceRuslan Bikkinin7 years ago134}
7212311dDaniel Lebu10 years ago135
9adec70dJoshua Skelton10 years ago136module.exports = {
f6ac01ceRuslan Bikkinin7 years ago137checkCopyright,
138checkImports,
139executeCommand
9adec70dJoshua Skelton10 years ago140}