declare var module: any;
declare function require(name:string);
declare var __filename: string;
declare var __dirname: string;

var gulp = require('gulp');
var $ = require('gulp-load-plugins')({ lazy: true });
var debug = require('gulp-debug');
var foreach = require('gulp-foreach');
var gutil = require('gulp-util');
var errorHandler = require('../helpers/errorHandler');
var path = require('path');

class TypeScriptReferenceStream {
  constructor(stream, files) {
    if(!stream || !files) {
      throw new Error('Compile TypeScript Lint setup incorrectly');
    }

    var sources = gulp.src(files, { read: false });
    return stream.pipe($.inject(sources, {
        starttag: '//{',
        endtag: '//}',
        transform: function (filepath) {
            return '/// <reference path="../..' + filepath + '" />';
        }
    }));

  }
}

export = TypeScriptReferenceStream;