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A collection of tests for ANTLR 4 Runtime libraries.

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//
//  [The "BSD license"]
//   Copyright (c) 2012 Terence Parr
//   Copyright (c) 2012 Sam Harwell
//   Copyright (c) 2014 Eric Vergnaud
//   All rights reserved.
// 
//   Redistribution and use in source and binary forms, with or without
//   modification, are permitted provided that the following conditions
//   are met:
// 
//   1. Redistributions of source code must retain the above copyright
//      notice, this list of conditions and the following disclaimer.
//   2. Redistributions in binary form must reproduce the above copyright
//      notice, this list of conditions and the following disclaimer in the
//      documentation and/or other materials provided with the distribution.
//   3. The name of the author may not be used to endorse or promote products
//      derived from this software without specific prior written permission.
// 
//   THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
//   IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
//   OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
//   IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
//   INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
//   NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
//   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
//   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
//   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
//   THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// 

//
//  This is an InputStream that is loaded from a file all at once
//  when you construct the object.
// 
var InputStream = require('./InputStream').InputStream;
var isNodeJs = typeof window === 'undefined' && typeof importScripts === 'undefined';
var fs = isNodeJs ? require("fs") : null;

function FileStream(fileName) {
	var data = fs.readFileSync(fileName, "utf8");
	InputStream.call(this, data);
	this.fileName = fileName;
	return this;
}

FileStream.prototype = Object.create(InputStream.prototype);
FileStream.prototype.constructor = FileStream;

exports.FileStream = FileStream;