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'use strict';
var browserify = require('browserify'),
vinyl_source_stream = require('vinyl-source-stream'),
gulp = require('gulp'),
jshint = require('gulp-jshint'),
jscs = require('gulp-jscs'),
stylish = require('gulp-jscs-stylish'),
uglify = require('gulp-uglify'),
rename = require('gulp-rename'),
filelog = require('gulp-filelog'),
header = require('gulp-header'),
expect = require('gulp-expect-file'),
fs = require('fs'),
path = require('path'),
shell = require('shelljs'),
PKG_INFO = require('./package.json'),
// Build filenames.
BUILDS = {
uncompressed: PKG_INFO.name + '-' + PKG_INFO.version + '.js',
compressed: PKG_INFO.name + '-' + PKG_INFO.version + '.min.js'
},
// gulp-header.
BANNER = fs.readFileSync('banner.txt').toString(),
BANNER_OPTS = {
pkg: PKG_INFO,
currentYear: (new Date()).getFullYear()
},
// gulp-expect-file options.
EXPECT_OPTS = {
silent: true,
errorOnFailure: true,
checkRealFile: true
},
JS_FILES = ['gulpfile.js', 'lib/*.js'];
gulp.task('lint', function () {
return gulp.src(JS_FILES)
.pipe(jshint()) // enforce good practics
.pipe(jscs()) // enforce style guide
.pipe(stylish.combineWithHintResults())
.pipe(jshint.reporter('jshint-stylish'));
});
gulp.task('browserify', function () {
return browserify([path.join(__dirname, PKG_INFO.main)], {
standalone: PKG_INFO.name
}).bundle()
.pipe(vinyl_source_stream(PKG_INFO.name + '.js'))
.pipe(filelog('browserify'))
.pipe(header(BANNER, BANNER_OPTS))
.pipe(rename(BUILDS.uncompressed))
.pipe(gulp.dest('dist/'));
});
gulp.task('uglify', function () {
var src = 'dist/' + BUILDS.uncompressed;
return gulp.src(src)
.pipe(filelog('uglify'))
.pipe(expect(EXPECT_OPTS, src))
.pipe(uglify())
.pipe(header(BANNER, BANNER_OPTS))
.pipe(rename(BUILDS.compressed))
.pipe(gulp.dest('dist/'));
});
gulp.task('copy:uncompressed', function () {
var src = 'dist/' + BUILDS.uncompressed;
return gulp.src(src)
.pipe(filelog('copy'))
.pipe(expect(EXPECT_OPTS, src))
.pipe(rename(PKG_INFO.name + '.js'))
.pipe(gulp.dest('dist/'));
});
gulp.task('copy:compressed', function () {
var src = 'dist/' + BUILDS.compressed;
return gulp.src(src)
.pipe(filelog('copy'))
.pipe(expect(EXPECT_OPTS, src))
.pipe(rename(PKG_INFO.name + '.min.js'))
.pipe(gulp.dest('dist/'));
});
gulp.task('retire', function (cb) {
if (shell.exec('node node_modules/retire/bin/retire').code !== 0) {
cb(true);
} else {
cb();
}
});
gulp.task('devel', gulp.series('lint', 'browserify'));
gulp.task('dist', gulp.series(
'lint',
'browserify',
gulp.parallel(
'copy:uncompressed',
gulp.series('uglify', 'copy:compressed')
)
));
gulp.task('default', gulp.series('dist'));
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