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Diffstat (limited to 'node_modules/jake/lib/jake.js')
-rw-r--r-- | node_modules/jake/lib/jake.js | 319 |
1 files changed, 319 insertions, 0 deletions
diff --git a/node_modules/jake/lib/jake.js b/node_modules/jake/lib/jake.js new file mode 100644 index 0000000..a463163 --- /dev/null +++ b/node_modules/jake/lib/jake.js @@ -0,0 +1,319 @@ +/* + * Jake JavaScript build tool + * Copyright 2112 Matthew Eernisse (mde@fleegix.org) + * + * 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. + * +*/ + +if (!global.jake) { + + let EventEmitter = require('events').EventEmitter; + // And so it begins + global.jake = new EventEmitter(); + + let fs = require('fs'); + let chalk = require('chalk'); + let taskNs = require('./task'); + let Task = taskNs.Task; + let FileTask = taskNs.FileTask; + let DirectoryTask = taskNs.DirectoryTask; + let Rule = require('./rule').Rule; + let Namespace = require('./namespace').Namespace; + let RootNamespace = require('./namespace').RootNamespace; + let api = require('./api'); + let utils = require('./utils'); + let Program = require('./program').Program; + let loader = require('./loader')(); + let pkg = JSON.parse(fs.readFileSync(__dirname + '/../package.json').toString()); + + const MAX_RULE_RECURSION_LEVEL = 16; + + // Globalize jake and top-level API methods (e.g., `task`, `desc`) + Object.assign(global, api); + + // Copy utils onto base jake + jake.logger = utils.logger; + jake.exec = utils.exec; + + // File utils should be aliased directly on base jake as well + Object.assign(jake, utils.file); + + // Also add top-level API methods to exported object for those who don't want to + // use the globals (`file` here will overwrite the 'file' utils namespace) + Object.assign(jake, api); + + Object.assign(jake, new (function () { + + this._invocationChain = []; + this._taskTimeout = 30000; + + // Public properties + // ================= + this.version = pkg.version; + // Used when Jake exits with a specific error-code + this.errorCode = null; + // Loads Jakefiles/jakelibdirs + this.loader = loader; + // The root of all ... namespaces + this.rootNamespace = new RootNamespace(); + // Non-namespaced tasks are placed into the default + this.defaultNamespace = this.rootNamespace; + // Start in the default + this.currentNamespace = this.defaultNamespace; + // Saves the description created by a 'desc' call that prefaces a + // 'task' call that defines a task. + this.currentTaskDescription = null; + this.program = new Program(); + this.FileList = require('filelist').FileList; + this.PackageTask = require('./package_task').PackageTask; + this.PublishTask = require('./publish_task').PublishTask; + this.TestTask = require('./test_task').TestTask; + this.Task = Task; + this.FileTask = FileTask; + this.DirectoryTask = DirectoryTask; + this.Namespace = Namespace; + this.Rule = Rule; + + this.parseAllTasks = function () { + let _parseNs = function (ns) { + let nsTasks = ns.tasks; + let nsNamespaces = ns.childNamespaces; + for (let q in nsTasks) { + let nsTask = nsTasks[q]; + jake.Task[nsTask.fullName] = nsTask; + } + for (let p in nsNamespaces) { + let nsNamespace = nsNamespaces[p]; + _parseNs(nsNamespace); + } + }; + _parseNs(jake.defaultNamespace); + }; + + /** + * Displays the list of descriptions avaliable for tasks defined in + * a Jakefile + */ + this.showAllTaskDescriptions = function (f) { + let p; + let maxTaskNameLength = 0; + let task; + let padding; + let name; + let descr; + let filter = typeof f == 'string' ? f : null; + + for (p in jake.Task) { + if (!Object.prototype.hasOwnProperty.call(jake.Task, p)) { + continue; + } + if (filter && p.indexOf(filter) == -1) { + continue; + } + task = jake.Task[p]; + // Record the length of the longest task name -- used for + // pretty alignment of the task descriptions + if (task.description) { + maxTaskNameLength = p.length > maxTaskNameLength ? + p.length : maxTaskNameLength; + } + } + // Print out each entry with descriptions neatly aligned + for (p in jake.Task) { + if (!Object.prototype.hasOwnProperty.call(jake.Task, p)) { + continue; + } + if (filter && p.indexOf(filter) == -1) { + continue; + } + task = jake.Task[p]; + + //name = '\033[32m' + p + '\033[39m '; + name = chalk.green(p); + + descr = task.description; + if (descr) { + descr = chalk.gray('# ' + descr); + + // Create padding-string with calculated length + padding = (new Array(maxTaskNameLength - p.length + 2)).join(' '); + + console.log('jake ' + name + padding + descr); + } + } + }; + + this.createTask = function () { + let args = Array.prototype.slice.call(arguments); + let arg; + let obj; + let task; + let type; + let name; + let action; + let opts = {}; + let prereqs = []; + + type = args.shift(); + + // name, [deps], [action] + // Name (string) + deps (array) format + if (typeof args[0] == 'string') { + name = args.shift(); + if (Array.isArray(args[0])) { + prereqs = args.shift(); + } + } + // name:deps, [action] + // Legacy object-literal syntax, e.g.: {'name': ['depA', 'depB']} + else { + obj = args.shift(); + for (let p in obj) { + prereqs = prereqs.concat(obj[p]); + name = p; + } + } + + // Optional opts/callback or callback/opts + while ((arg = args.shift())) { + if (typeof arg == 'function') { + action = arg; + } + else { + opts = Object.assign(Object.create(null), arg); + } + } + + task = jake.currentNamespace.resolveTask(name); + if (task && !action) { + // Task already exists and no action, just update prereqs, and return it. + task.prereqs = task.prereqs.concat(prereqs); + return task; + } + + switch (type) { + case 'directory': + action = function () { + jake.mkdirP(name); + }; + task = new DirectoryTask(name, prereqs, action, opts); + break; + case 'file': + task = new FileTask(name, prereqs, action, opts); + break; + default: + task = new Task(name, prereqs, action, opts); + } + + jake.currentNamespace.addTask(task); + + if (jake.currentTaskDescription) { + task.description = jake.currentTaskDescription; + jake.currentTaskDescription = null; + } + + // FIXME: Should only need to add a new entry for the current + // task-definition, not reparse the entire structure + jake.parseAllTasks(); + + return task; + }; + + this.attemptRule = function (name, ns, level) { + let prereqRule; + let prereq; + if (level > MAX_RULE_RECURSION_LEVEL) { + return null; + } + // Check Rule + prereqRule = ns.matchRule(name); + if (prereqRule) { + prereq = prereqRule.createTask(name, level); + } + return prereq || null; + }; + + this.createPlaceholderFileTask = function (name, namespace) { + let parsed = name.split(':'); + let filePath = parsed.pop(); // Strip any namespace + let task; + + task = namespace.resolveTask(name); + + // If there's not already an existing dummy FileTask for it, + // create one + if (!task) { + // Create a dummy FileTask only if file actually exists + if (fs.existsSync(filePath)) { + task = new jake.FileTask(filePath); + task.dummy = true; + let ns; + if (parsed.length) { + ns = namespace.resolveNamespace(parsed.join(':')); + } + else { + ns = namespace; + } + if (!namespace) { + throw new Error('Invalid namespace, cannot add FileTask'); + } + ns.addTask(task); + // Put this dummy Task in the global Tasks list so + // modTime will be eval'd correctly + jake.Task[`${ns.path}:${filePath}`] = task; + } + } + + return task || null; + }; + + + this.run = function () { + let args = Array.prototype.slice.call(arguments); + let program = this.program; + let loader = this.loader; + let preempt; + let opts; + + program.parseArgs(args); + program.init(); + + preempt = program.firstPreemptiveOption(); + if (preempt) { + preempt(); + } + else { + opts = program.opts; + // jakefile flag set but no jakefile yet + if (opts.autocomplete && opts.jakefile === true) { + process.stdout.write('no-complete'); + return; + } + // Load Jakefile and jakelibdir files + let jakefileLoaded = loader.loadFile(opts.jakefile); + let jakelibdirLoaded = loader.loadDirectory(opts.jakelibdir); + + if(!jakefileLoaded && !jakelibdirLoaded && !opts.autocomplete) { + fail('No Jakefile. Specify a valid path with -f/--jakefile, ' + + 'or place one in the current directory.'); + } + + program.run(); + } + }; + + })()); +} + +module.exports = jake; |