data-uri-doer/gulpfile.js

Encode and decode data uris.

'use strict';

var gulp = require('gulp-help')(require('gulp'));

gulp.task('jshint', 'JsHint check for source files.', function () {
    var jshint = require('gulp-jshint');
    return gulp.src('src/**/*.js')
        .pipe(jshint({
            lookup: true
        }))
        .pipe(jshint.reporter('default'))
        .pipe(jshint.reporter('fail'));
});

gulp.task('cleanup', 'Remove dist folder and its content.', function () {
    var del = require('del');
    return del('dist');
});

gulp.task('build:script', 'Concatenate script files into one file and prepend the banner.', function () {
    var concat = require('gulp-concat'),
        header = require('gulp-header'),
        pkg = require('./package.json'),
        fs = require('fs'),
        banner = fs.readFileSync('banner.txt', 'utf8');
    return gulp.src('src/**/*.js')
        .pipe(concat(pkg.name + '.js'))
        .pipe(header(banner, {pkg: pkg}))
        .pipe(gulp.dest('dist'));
});

gulp.task('build:compress', 'Compress script files.', function () {
    var sourcemaps = require('gulp-sourcemaps'),
        uglify = require('gulp-uglify'),
        rename = require('gulp-rename');
    return gulp.src('dist/**/*.js')
        .pipe(rename({
            suffix: '.min'
        }))
        .pipe(sourcemaps.init())
        .pipe(uglify({
            output: {
                comments: /@preserve|@license|@cc_on/i
            }
        }))
        .pipe(sourcemaps.write('.'))
        .pipe(gulp.dest('dist'));
});

gulp.task('build:gzip', 'Create gzip files.', function () {
    var gzip = require('gulp-gzip');
    return gulp.src('dist/**/*')
        .pipe(gzip())
        .pipe(gulp.dest('dist'));
});

gulp.task('build', 'Build distribution content', function (callback) {
    var runSequence = require('run-sequence');
    runSequence(
        ['jshint', 'cleanup'],
        ['build:script'],
        ['build:compress'],
        ['build:gzip'],
        callback
    );
});

gulp.task('version', 'Latest project version', function () {
    var bower = require('./package.json');
    console.log('Version:', bower.version);
});