forked from then/promise
/
gulpfile.js
82 lines (73 loc) · 2.2 KB
/
gulpfile.js
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'use strict'
var gulp = require('gulp')
var Promise = require('bluebird')
var fs = require('fs-extra-promise')
var glob = require('./tools/build/glob')
var obfuscatePrivateMembers = require('./tools/build/obfuscate-private-members')
var replaceConstants = require('./tools/build/replace-constants')
var processDirectives = require('./tools/build/process-directives')
gulp.task('default', ['node', 'browser', 'node-production', 'browser-production']);
gulp.task('node', function () {
var directives = ['node', 'development']
return copySrc('lib-node')
.bind(directives)
.then(processFiles)
.then(done)
});
gulp.task('browser', function () {
var directives = ['browser', 'development']
return copySrc('lib-browser')
.bind(directives)
.then(processFiles)
.then(done)
});
gulp.task('node-production', function () {
var directives = ['node', 'production']
return copySrc('lib-node-production')
.bind(directives)
.then(processFiles)
.then(function () {
return fs.writeFileAsync('production.js',
"'use strict'\nmodule.exports = require('./lib-node-production/index.js')\n")
})
.then(done)
});
gulp.task('browser-production', function () {
var directives = ['browser', 'production']
return copySrc('lib-browser-production')
.bind(directives)
.then(processFiles)
.then(done)
});
gulp.task('clear', function () {
return Promise.all([
fs.removeAsync('lib-node'),
fs.removeAsync('lib-browser'),
fs.removeAsync('lib-node-production'),
fs.removeAsync('lib-browser-production'),
fs.removeAsync('production.js')
])
});
function copySrc(lib) {
return fs.copyAsync('src', lib, {clobber: true, filter: filterDotFiles})
.then(function () {console.log('Building to', lib + '/**')})
.then(glob(lib + '/**/*.js'))
}
function processFiles(filenames) {
var directives = this
return Promise.resolve(filenames)
.map(readFile)
.map(obfuscatePrivateMembers())
.map(replaceConstants())
.map(processDirectives(directives, filenames))
.map(function (data, i) {return fs.writeFileAsync(filenames[i], data)})
}
function readFile(filename) {
return fs.readFileAsync(filename).then(String)
}
function filterDotFiles(filename) {
return !/(\\|\/|^)\./.test(filename)
}
function done() {
console.log('Done!')
}