90 lines
2.4 KiB
JavaScript
90 lines
2.4 KiB
JavaScript
/**
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* Copyright (c) 2015-present, Facebook, Inc.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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'use strict';
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const path = require('path');
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const union = require('lodash').union;
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const uniq = require('lodash').uniq;
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const flatten = require('lodash').flatten;
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/**
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* Filter dependencies by name pattern
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* @param {String} dependency Name of the dependency
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* @return {Boolean} If dependency is a rnpm plugin
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*/
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const isRNPMPlugin = (dependency) => dependency.indexOf('rnpm-plugin-') === 0;
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const isReactNativePlugin = (dependency) => dependency.indexOf('react-native-') === 0;
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const readPackage = (folder) => {
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try {
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return require(path.join(folder, 'package.json'));
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} catch (e) {
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return null;
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}
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};
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const findPluginsInReactNativePackage = (pjson) => {
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if (!pjson.rnpm || !pjson.rnpm.plugin) {
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return [];
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}
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return path.join(pjson.name, pjson.rnpm.plugin);
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};
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const findPlatformsInPackage = (pjson) => {
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if (!pjson.rnpm || !pjson.rnpm.platform) {
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return [];
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}
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return path.join(pjson.name, pjson.rnpm.platform);
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};
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const findPluginInFolder = (folder) => {
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const pjson = readPackage(folder);
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if (!pjson) {
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return {commands: [], platforms: []};
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}
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const deps = union(
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Object.keys(pjson.dependencies || {}),
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Object.keys(pjson.devDependencies || {})
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);
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return deps.reduce(
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(acc, pkg) => {
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let commands = acc.commands;
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let platforms = acc.platforms;
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if (isRNPMPlugin(pkg)) {
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commands = commands.concat(pkg);
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}
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if (isReactNativePlugin(pkg)) {
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const pkgJson = readPackage(path.join(folder, 'node_modules', pkg));
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if (pkgJson) {
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commands = commands.concat(findPluginsInReactNativePackage(pkgJson));
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platforms = platforms.concat(findPlatformsInPackage(pkgJson));
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}
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}
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return {commands: commands, platforms: platforms};
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},
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{commands: [], platforms: []}
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);
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};
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/**
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* Find plugins in package.json of the given folder
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* @param {String} folder Path to the folder to get the package.json from
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* @type {Object} Object of commands and platform plugins
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*/
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module.exports = function findPlugins(folders) {
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const plugins = folders.map(findPluginInFolder);
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return {
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commands: uniq(flatten(plugins.map(p => p.commands))),
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platforms: uniq(flatten(plugins.map(p => p.platforms)))
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};
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};
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