Embedthis Ejscript™ Features

The Ejscript product includes the following components:

• Ejscript Compiler
• Ejscript Shell Interpreter
• Ejscript Module Manager
• Ejscript Virtual Machine
• Ejscript System Library
• Ejscript Web Framework Library
• Documentation
• Samples
• Source code

Feature Overview

JavaScript Language

• ECMA-262 JavaScript
• ECMA-357 E4X XML
• Modules and Namespaces
• Classes and Interfaces
• Optional type annotations
• Strict and standard mode
• Proper block scope
• Bound methods

Web Framework

• Model / View / Controller Web Framework
• High performance web server Host, Request, Response interface
• Templating engine
• Integrated SQLite database and ORM
• Ajax controls with integrated jQuery support
• Suite of data-binding view controls
• Integrated SQLite database
• Application generator
• Database migration support
• Integrated local Appweb web server
• Session and flash inter-request state management

Virtual Machine

• High performance C VM
• Generational garbage collector
• Slab based object allocation for very fast object creation
• Very compact, high level byte code designed for data intensive applications
• Early binding code generation
• Extensible native class interface for creating native types

Extensive System Library

• Web server hosting: Host, Request, Response
• Web Framework: Model/View/Controller
• SQL database and ORM layer
• HTTP and SSL
• Sockets
• Path, File System, File I/O
• Streams, BinaryStream, TextStream, StringStream
• Events and Timers
• Database (SQLite)
• Native JSON parser
• Enhancements to the core classes: Array, Object, String

Embeddable and Configurable

• Configure program to tailor builds from source code
• Build configuration settings available to script programs
• Conditional compilation for scripts
• Support for ROM based programs and XIP

Development Tools

• HTML documentation generation
• Symbolic assembler listings
• Command shell interpreter
• Stand-alone optimizing compiler
• Web framework application generator

Modular

• Compiler generates module files with automatic module dependency handling
• Ability to load script and binary modules at run-time

Extensible

• Create new types and modules via scripting
• Easy to extend via native classes

Source Code

• Clean, modular commented source code
• Documentation for source code
• Cross-platform and portable

Platform Support

• Linux (2.4, 2.6: Ubuntu, Fedora)
• Windows (XP, Vista, 7, 8)
• MAC OS X (Leopard, Lion)
• VxWorks (5.4, 6.X)
• FreeBSD

Documentation

• Script API documentation
• C VM API documentation for creating native classes
• Samples
• Tutorials