forked from zhurui/management
54 lines
1.4 KiB
JavaScript
54 lines
1.4 KiB
JavaScript
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'use strict';
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var path = require('path');
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var fs = require('graceful-fs');
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var gutil = require('gulp-util');
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var map = require('map-stream');
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var CleanCSS = require('clean-css');
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var filesize = require('filesize');
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var tempWrite = require('temp-write');
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module.exports = function (options) {
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return map(function (file, cb) {
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if (file.isNull()) {
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return cb(null, file);
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}
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if (file.isStream()) {
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return cb(new gutil.PluginError('gulp-cssmin', 'Streaming not supported'));
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}
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if (['.css'].indexOf(path.extname(file.path)) === -1) {
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gutil.log('gulp-cssmin: Skipping unsupported css ' + gutil.colors.blue(file.relative));
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return cb(null, file);
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}
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tempWrite(file.contents, path.extname(file.path), function (err, tempFile) {
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if (err) {
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return cb(new gutil.PluginError('gulp-cssmin', err));
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}
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fs.stat(tempFile, function (err, stats) {
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if (err) {
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return cb(new gutil.PluginError('gulp-cssmin', err));
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}
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options = options || {};
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fs.readFile(tempFile, { encoding : 'UTF-8'}, function(err, data) {
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if (err) {
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return cb(new gutil.PluginError('gulp-cssmin', err));
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}
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var minimized = new CleanCSS(options).minify(data).styles;
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if (options.showLog) {
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gutil.log('gulp-cssmin:', gutil.colors.green('✔ ') + file.relative);
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}
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file.contents = new Buffer(minimized);
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cb(null, file);
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});
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});
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});
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});
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};
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