qwest/gulpfile.js

Ajax library with XHR2, promises and request limit

var fs = require('fs'),
    gulp = require('gulp'),
    size = require('gulp-sizereport'),
    jshint = require('gulp-jshint'),
    uglify = require('gulp-uglify'),
    resolve = require('resolve'),
    rename = require('gulp-rename'),
    replace = require('gulp-replace'),
    merge = require('merge2'),
    shell = require('gulp-shell'),
    derequire = require('gulp-derequire'),
    browserify = require('browserify'),
    resolve = require('resolve'),
    through2 = require('through2'),
    _ = require('lodash');

var name = 'qwest',
    version = fs.readFileSync('./src/'+name+'.js', {encoding: 'utf8'}).match(/^\/\*\! [\w-]+ ([0-9.]+)/)[1];

// ======================================== gulp version

gulp.task('version', function() {

    var streams = merge();

    streams.add(
        gulp.src( './package.json' )
            .pipe( replace(/"version": "[0-9.]+",/, '"version": "'+version+'",') )
            .pipe( gulp.dest('.') )
    );

    streams.add(
        gulp.src( './README.md' )
            .pipe( replace(/^(\w+) [0-9.]+/, '$1 '+version) )
            .pipe( gulp.dest('.') )
    );

    return streams;

});

// ======================================== gulp lint

gulp.task('lint', function() {

    return gulp.src( './src/'+name+'.js' )
        .pipe( jshint() )
        .pipe( jshint.reporter('jshint-stylish') );

});

// ======================================== gulp build

gulp.task('build', ['version', 'lint'], function() {

    return gulp.src( './src/'+name+'.js' )
                .pipe( size() )
                .pipe( through2.obj(function(file, enc, next) {

                    var b = browserify(null, {
                        standalone: name,
                        insertGlobalVars: {process: false}
                    });

                    (_.keys(require('./package.json').dependencies) || []).forEach(function(name) {
                        b.add(resolve.sync(name, {moduleDirectory: './node_modules/'}));
                    });

                    b.require('./src/'+name+'.js', {expose: name});

                    b.bundle(function(err, res) {
                        file.contents = res;
                        next(null, file);
                    });

                }) )
                .pipe( derequire() )
                .pipe( uglify() )
                .pipe( rename(name+'.min.js') )
                .pipe( gulp.dest('.') )
                .pipe( size({gzip:true}) );

});

// ======================================== gulp publish

gulp.task('publish', shell.task([
    "git tag -a "+version+" -m '"+version+"'",
    'git push --tags',
    'npm publish'
]));

// ======================================== gulp

gulp.task('default', ['build']);