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// a passthrough stream.
// basically just the most minimal sort of Transform stream.
// Every written chunk gets output as-is.
'use strict';
module.exports = PassThrough;
const Transform = require('_stream_transform');
const util = require('util');
util.inherits(PassThrough, Transform);
function PassThrough(options) {
if (!(this instanceof PassThrough))
return new PassThrough(options);
Transform.call(this, options);
}
PassThrough.prototype._transform = function(chunk, encoding, cb) {
cb(null, chunk);
};