From 3a94acf27ea1eff8bd1125450f07c0c366332e80 Mon Sep 17 00:00:00 2001 From: Minteck Date: Sun, 17 Oct 2021 20:08:04 +0200 Subject: Initial commit --- node_modules/jake/lib/loader.js | 165 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 165 insertions(+) create mode 100644 node_modules/jake/lib/loader.js (limited to 'node_modules/jake/lib/loader.js') diff --git a/node_modules/jake/lib/loader.js b/node_modules/jake/lib/loader.js new file mode 100644 index 0000000..02ad262 --- /dev/null +++ b/node_modules/jake/lib/loader.js @@ -0,0 +1,165 @@ +/* + * 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. + * +*/ + +let path = require('path'); +let fs = require('fs'); +let existsSync = fs.existsSync; +let utils = require('./utils'); + +// Files like jakelib/foobar.jake.js +const JAKELIB_FILE_PAT = /\.jake$|\.js$/; +const SUPPORTED_EXTENSIONS = { + 'js': null, + 'coffee': function () { + try { + let cs = require('coffeescript'); + if (typeof cs.register == 'function') { + cs.register(); + } + } + catch(e) { + throw new Error('You have a CoffeeScript Jakefile, but have not installed CoffeeScript'); + } + }, + 'ls': function () { + try { + require('livescript'); + } + catch (e) { + throw new Error('You have a LiveScript Jakefile, but have not installed LiveScript'); + } + } +}; +const IMPLICIT_JAKEFILE_NAMES = [ + 'Jakefile', + 'Gulpfile' +]; + +let Loader = function () { + // Load a Jakefile, running the code inside -- this may result in + // tasks getting defined using the original Jake API, e.g., + // `task('foo' ['bar', 'baz']);`, or can also auto-create tasks + // from any functions exported from the file + function loadFile(filePath) { + let exported = require(filePath); + for (let [key, value] of Object.entries(exported)) { + let t; + if (typeof value == 'function') { + t = jake.task(key, value); + t.description = '(Exported function)'; + } + } + } + + function fileExists(name) { + let nameWithExt = null; + // Support no file extension as well + let exts = Object.keys(SUPPORTED_EXTENSIONS).concat(['']); + exts.some((ext) => { + let fname = ext ? `${name}.${ext}` : name; + if (existsSync(fname)) { + nameWithExt = fname; + return true; + } + }); + return nameWithExt; + } + + // Recursive + function findImplicitJakefile() { + let cwd = process.cwd(); + let names = IMPLICIT_JAKEFILE_NAMES; + let found = null; + names.some((name) => { + let n; + // Prefer all-lowercase + n = name.toLowerCase(); + if ((found = fileExists(n))) { + return found; + } + // Check mixed-case as well + n = name; + if ((found = fileExists(n))) { + return found; + } + }); + if (found) { + return found; + } + else { + process.chdir(".."); + // If we've walked all the way up the directory tree, + // bail out with no result + if (cwd === process.cwd()) { + return null; + } + return findImplicitJakefile(); + } + } + + this.loadFile = function (fileSpecified) { + let jakefile; + let origCwd = process.cwd(); + + if (fileSpecified) { + if (existsSync(fileSpecified)) { + jakefile = fileSpecified; + } + } + else { + jakefile = findImplicitJakefile(); + } + + if (jakefile) { + let ext = jakefile.split('.')[1]; + let loaderFunc = SUPPORTED_EXTENSIONS[ext]; + loaderFunc && loaderFunc(); + + loadFile(utils.file.absolutize(jakefile)); + return true; + } + else { + if (!fileSpecified) { + // Restore the working directory on failure + process.chdir(origCwd); + } + return false; + } + }; + + this.loadDirectory = function (d) { + let dirname = d || 'jakelib'; + let dirlist; + dirname = utils.file.absolutize(dirname); + if (existsSync(dirname)) { + dirlist = fs.readdirSync(dirname); + dirlist.forEach(function (filePath) { + if (JAKELIB_FILE_PAT.test(filePath)) { + loadFile(path.join(dirname, filePath)); + } + }); + return true; + } + return false; + }; + +}; + +module.exports = function () { + return new Loader(); +}; -- cgit