文件操作 - enable.js
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文件: /usr/share/atom/resources/app/apm/lib/enable.js
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(function() { var CSON, Command, Enable, _, config, path, yargs; _ = require('underscore-plus'); path = require('path'); CSON = require('season'); yargs = require('yargs'); config = require('./apm'); Command = require('./command'); module.exports = Enable = (function() { class Enable extends Command { parseOptions(argv) { var options; options = yargs(argv).wrap(Math.min(100, yargs.terminalWidth())); options.usage("\nUsage: apm enable [<package_name>]...\n\nEnables the named package(s)."); return options.alias('h', 'help').describe('help', 'Print this usage message'); } run(options) { var callback, configFilePath, disabledPackages, error, errorPackages, keyPath, packageNames, ref, result, settings; ({callback} = options); options = this.parseOptions(options.commandArgs); packageNames = this.packageNamesFromArgv(options.argv); configFilePath = CSON.resolve(path.join(config.getAtomDirectory(), 'config')); if (!configFilePath) { callback("Could not find config.cson. Run Atom first?"); return; } try { settings = CSON.readFileSync(configFilePath); } catch (error1) { error = error1; callback(`Failed to load \`${configFilePath}\`: ${error.message}`); return; } keyPath = '*.core.disabledPackages'; disabledPackages = (ref = _.valueForKeyPath(settings, keyPath)) != null ? ref : []; errorPackages = _.difference(packageNames, disabledPackages); if (errorPackages.length > 0) { console.log(`Not Disabled:\n ${errorPackages.join('\n ')}`); } // can't enable a package that isn't disabled packageNames = _.difference(packageNames, errorPackages); if (packageNames.length === 0) { callback("Please specify a package to enable"); return; } result = _.difference(disabledPackages, packageNames); _.setValueForKeyPath(settings, keyPath, result); try { CSON.writeFileSync(configFilePath, settings); } catch (error1) { error = error1; callback(`Failed to save \`${configFilePath}\`: ${error.message}`); return; } console.log(`Enabled:\n ${packageNames.join('\n ')}`); this.logSuccess(); return callback(); } }; Enable.commandNames = ['enable']; return Enable; }).call(this); }).call(this);
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