gecko-dev/js/tamarin/esc/es4.as

136 строки
3.6 KiB
ActionScript

/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version 1.1 (the
* "License"); you may not use this file except in compliance with the License. You may obtain
* a copy of the License at http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis, WITHOUT
* WARRANTY OF ANY KIND, either express or implied. See the License for the specific
* language governing rights and limitations under the License.
*
* The Original Code is [Open Source Virtual Machine.]
*
* The Initial Developer of the Original Code is Adobe System Incorporated. Portions created
* by the Initial Developer are Copyright (C)[ 2004-2006 ] Adobe Systems Incorporated. All Rights
* Reserved.
*
* Contributor(s): Adobe AS3 Team
*
* Alternatively, the contents of this file may be used under the terms of either the GNU
* General Public License Version 2 or later (the "GPL"), or the GNU Lesser General Public
* License Version 2.1 or later (the "LGPL"), in which case the provisions of the GPL or the
* LGPL are applicable instead of those above. If you wish to allow use of your version of this
* file only under the terms of either the GPL or the LGPL, and not to allow others to use your
* version of this file under the terms of the MPL, indicate your decision by deleting provisions
* above and replace them with the notice and other provisions required by the GPL or the
* LGPL. If you do not delete the provisions above, a recipient may use your version of this file
* under the terms of any one of the MPL, the GPL or the LGPL.
*
***** END LICENSE BLOCK ***** */
package es4
{
import avmplus.File
// shell
public function evalFile(src_name)
{
var base_name = src_name.split('.')[0]
var abc_name = base_name+".abc"
var src = File.read(src_name)
return evalString(src)
}
public function evalString(src)
{
var evaluator = new Evaluator
try
{
var result = evaluator.eval(src)
}
catch(x)
{
print("\n**" + x + "**")
var result = <LiteralString value=""/>
}
return result
}
}
include "debugger.as"
include "parser.as"
include "definer.as"
include "emitter.as"
include "interpreter.as"
include "evaluator.as"
{
import avmplus.System
import avmplus.File
import es4.*
if( System.argv.length < 1 )
{
print(File.read("es4_start.txt"))
while( true )
{
System.write("es4>")
var s = System.readLine()
if( s == ".quit" ) break
else if( s.indexOf(".help") == 0 )
{
print(File.read("es4_start.txt"))
print(File.read("es4_help.txt"))
}
else if( s.indexOf(".trace") == 0 )
{
var arg_name = s.substr(7)
if( arg_name == "on" )
{
es4.log_mode = debug
print("tracing on")
}
else
{
es4.log_mode = release
print("tracing off")
}
}
else if( s.indexOf(".load") == 0 )
{
var arg_name = s.substr(6)
var result = evalFile(arg_name)
if( result != void 0 )
{
print(result)
}
}
else if( s.indexOf(".test") == 0 )
{
var result = testABCEmitter()
if( result != void 0 )
{
print(result)
}
}
else
{
var result = evalString(s)
if( result != void 0 )
{
print(result)
}
}
}
}
else
{
print(System.argv[0])
var result = evalFile(System.argv[0])
print(result)
}
}