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index.js
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index.js
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/**
* Module dependencies
*/
var multimatch = require('multimatch');
var filepipe = require('file-pipe');
var extname = require('path').extname;
var slice = [].slice;
/**
* Export `Gulp`
*/
module.exports = Gulp;
/**
* Initialize `Gulp`
*
* @param {String|Function} glob
* @param {Function} fn (optional)
*/
function Gulp(glob, fn) {
if ('function' == typeof glob) {
fn = glob;
glob = false;
}
// gulp option function
return function() {
var args = slice.call(arguments);
// duo plugin function
return function gulp(file, entry, done) {
if (glob && !multimatch(file.id, glob).length) return done();
var instance = fn.apply(fn, args);
// initialize the file-pipe
filepipe(file.path)
.pipe(instance)
.run(function(err, src, vinyl) {
if (err) return done(err);
file.type = extension(vinyl.path);
file.src = src;
done();
});
}
}
}
/**
* Get the extension
*
* @param {String} path
* @return {String}
* @api private
*/
function extension(path) {
return extname(path).slice(1);
}