lib BufferStream.js

92.86% Statements 13/14

75% Branches 3/4

100% Functions 4/4

92.86% Lines 13/14

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  var Promise = require('bluebird');
var Stream = require('stream');
var Buffer = require('./Buffer');
 
// Backwards compatibility for node versions < 8
Iif (!Stream.Writable || !Stream.Writable.prototype.destroy)
  Stream = require('readable-stream');
 
module.exports = function(entry) {
  return new Promise(function(resolve,reject) {
    var buffer = Buffer.from(''),
        bufferStream = Stream.Transform()
          .on('finish',function() {
            resolve(buffer);
          })
          .on('error',reject);
        
    bufferStream._transform = function(d,e,cb) {
      buffer = Buffer.concat([buffer,d]);
      cb();
    };
    entry.on('error',reject)
      .pipe(bufferStream);
  });
};