Re: Announcing Interactive JScript
- From: Jamal Mazrui <empower@xxxxxxxxx>
- To: programmingblind@xxxxxxxxxxxxx
- Date: Fri, 8 Feb 2008 05:57:03 -0500 (EST)
Thanks, Laura -- with your background, that's particularly meaningful!
Jamal
On Thu, 7 Feb 2008, tribble wrote:
> Date: Thu, 7 Feb 2008 12:04:28 -0500
> From: tribble <lauraeaves@xxxxxxxxx>
> Reply-To: programmingblind@xxxxxxxxxxxxx
> To: programmingblind@xxxxxxxxxxxxx
> Subject: Re: Announcing Interactive JScript
>
> Cool -- sounds quite useful -- great job
>
> ----- Original Message -----
> From: "Jamal Mazrui" <empower@xxxxxxxxx>
> To: <programmingblind@xxxxxxxxxxxxx>; <program-l@xxxxxxxxxxxxx>;
> <guispeak@xxxxxxxxxxxxx>
> Sent: Thursday, February 07, 2008 7:13 AM
> Subject: Announcing Interactive JScript
>
>
> Now available at
> http://www.EmpowermentZone.com/ijs.zip
>
> Interactive JScript
> Version 1.0
> February 7, 2008
> Copyright 2008 by Jamal Mazrui
> Modified GPL License
>
> I have wanted to build a JScript .NET interpreter. I recently found an
> article with code by Andrew Norris that got me started:
>
> "A Simple JavaScript Command Line Interpreter for Windows in JScript.Net"
> http://listeningtoreason.blogspot.com/
> The original code has now been rewritten and extended considerably.
>
> Interactive JScript (IJS) is a console mode environment that can
> dynamically execute code in the JScript .NET language. The source code is
> in a single file, ijs.js. a batch file, build.bat, calls the JScript
> compiler, jsc.exe, which is distributed with the .NET Framework. The
> resulting executable, ijs.exe, is about 40K in size. It may be run from
> any directory on a computer that has the .NET Framework 2.0 (or above)
> installed.
>
> IJS may be used to run or test code in either standard JavaScript or the
> enhanced Microsoft JScript 8.0, which also serves as the script language
> for web development with ASP.NET. The home page of the language is at
> http://msdn2.microsoft.com/en-us/library/72bd815a(VS.80).aspx
>
> For example, a .js file can define a sophisticated snippet that may be
> invoked with the Alt+V command of the EdSharp editor, available at
> http://www.EmpowermentZone.com/edsetup.exe
>
> JScript code can also be evaluated by IronCOM, a COM server that provides
> traditional Win32 applications with access to functionality of the .NET
> Framework, available at
> http://www.EmpowermentZone.com/comsetup.exe
>
> The HomerKit library for JAWS
> http://www.EmpowermentZone.com/kitsetup.exe
> includes a function called JSEval that wraps a JScript call via IronCOM,
> thereby enabling JAWS scripts to make .NET calls for functionality not
> available in the native scripting language.
>
> IJS may also be helpful for programming in .NET languages other than
> JScript. Built in commands are defined for inquiring about available
> methods, properties, and events via reflection. You can explore an object
> model, test expressions, save working code, and then convert it to the
> syntax of another .NET language.
>
> Reflecting on a COM object requires that a DLL be registered on the
> computer, described in the article
> "Inspect COM Components Using the TypeLib Information Object"
> http://msdn.microsoft.com/msdnmag/issues/1200/TypeLib/
>
> Registering this DLL (included in the archive) may be done at a command
> prompt as follows:
> RegSvr32 TlbInf32.dll
> Installing EdSharp does this automatically, and makes IJS conveniently
> available with the Go to Environment command, Control+Shift+G.
>
> IJS works well with a screen reader, since new output to the console is
> automatically read. Periodically, the cls command is useful for clearing
> the screen and eliminating extra verbiage. IJS may also be used as a
> simple, speech-friendly calculator, since most algebraic, trigonometric,
> and date calculations may be done with JScript.
>
> Below is the online documentation, available by entering the help command
> in Interactive JScript. Questions, comments, or code contributions are
> welcome.
>
> Jamal
>
> Type a JScript statement, followed by Enter
> (a closing semicolon is not needed).
> Use UpArrow to repeat a command.
> End a line of input with a space and underline ( _) to continue
> a multiline block of code.
> The prompt then changes from a > to _ character.
>
> Most classes of the .NET Framework 2.0 may be used in expressions.
> Variable types are inferred.
> To ease typing, the following namespaces are imported
> (there classes may be referenced without a namespace prefix):
> Microsoft.VisualBasic
> System
> System.Collections
> System.Data
> System.Diagnostics
> System.IO
> System.Reflection
> System.Text
> System.Windows.Forms
>
> In addition, the following built-in commands are available:
> quit = end this program
> cls = clear the screen
> eval FileName = execute a JScript file
> eval clipboard = execute JScript code on the clipboard
> cmd = pass any statement to the Windows command interpreter (cmd.exe)
> dos = execute a console-mode command and display its output
> log FileName = log output to a file
> log off = suspend logging
> log on = continue logging
> net Object = list members of a .NET object
> constructors Object = list its constructors only
> events Object = list its events only
> fields Object = list its fields only
> methods Object = list its methods only
> properties Object = list its properties only
> com Object = list members of a COM object
> dir Object = directory of members of either a .NET or COM object
>
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