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gulpfile.js
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gulpfile.js
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'use strict';
var prod = (process.env.NODE_ENV === 'production');
var out = prod ? 'out/prod' : 'out/dev';
var gulp = require('gulp');
var identity = require('gulp-identity');
var babelify = require('babelify');
var rename = require("gulp-rename");
var uglify = prod ? require('gulp-uglify') : identity;
var browserify = require('browserify');
var source = require('vinyl-source-stream');
var buffer = require('vinyl-buffer');
var sourcemaps = !prod ? require('gulp-sourcemaps') : {init: identity, write: identity};
var stripDebug = prod ? require('gulp-strip-debug') : identity;
var gutil = require('gulp-util');
var browserSync = require('browser-sync').create();
var paths = {
files: ['LICENSE', 'index.html'],
entry: 'main.js',
scripts: ['main.js', 'src/**/*.js']
};
gulp.task('copy:files', function() {
return gulp.src(paths.files)
.pipe(gulp.dest(out));
});
gulp.task('copy:ol3', function() {
return gulp.src(['node_modules/openlayers/dist/ol' + (prod ? '' : '-debug') + '.*'])
.pipe(rename({basename: "ol"}))
.pipe(gulp.dest(out));
});
gulp.task('build:js', function() {
return browserify({
entries: paths.entry,
debug: !prod
})
.transform(babelify)
.bundle()
.pipe(source(paths.entry))
.pipe(buffer())
.pipe(sourcemaps.init({loadMaps: true}))
.pipe(stripDebug())
.pipe(uglify())
.on('error', gutil.log)
.pipe(sourcemaps.write('./'))
.pipe(gulp.dest(out));
});
gulp.task('browser-sync', ['default'], function() {
browserSync.init({
server: {
baseDir: out
},
files: out + "/**/*.*",
open: false,
ghostMode: false,
logConnections: true
});
});
gulp.task('watch', ['default'], function() {
gulp.watch(paths.files, ['copy:files']);
gulp.watch(paths.scripts, ['build:js']);
});
gulp.task('serve', ['watch', 'browser-sync']);
gulp.task('default', ['build:js', 'copy:files', 'copy:ol3']);