var gulp = require('gulp');
var browserify = require('browserify')
var rename = require('gulp-rename');
var source = require('vinyl-source-stream');
var sourcemaps = require('gulp-sourcemaps');
var buffer = require('vinyl-buffer');

gulp.task('build', function() {
    var app = browserify('./src/js/main.js');
    return app.bundle()
        .pipe(source("not-used-but-needed-string.js"))
        .pipe(buffer())
        .pipe(sourcemaps.init({ loadMaps: true }))
        .pipe(sourcemaps.write())
        .pipe(rename('image-editor.js'))
        .pipe(gulp.dest('./dist'))
});

gulp.task('watch', function() {
    gulp.watch('src/**/*.js', ['build']);
});

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