Lua on Steroids - EclipseCon NA 2012

http://www.lua.org/about.html “Lua is a powerful, fast, lightweight, embeddable scripting language.” Copyright © 2012 Sierra Wireless. All Right reserved. Made available under the Eclipse Public License v1.0.

Rationale Extending C/C++ applications with a configuration / scripting engine  Based on a virtual machine  Can load source code / read char streams  And compile it into portable bytecode Copyright © 2012 Sierra Wireless. All Right reserved. Made available under the Eclipse Public License v1.0.

Rationale Extending C/C++ applications with a configuration / scripting engine  Tiny core (150kB)  Pure ANSI C  Simple C API Copyright © 2012 Sierra Wireless. All Right reserved. Made available under the Eclipse Public License v1.0.

Rationale Extending C/C++ applications with a configuration / scripting engine  DSL building kit  Provides only basic features  And a powerful runtime Copyright © 2012 Sierra Wireless. All Right reserved. Made available under the Eclipse Public License v1.0.

A language gaining momentum Video games  App scripting  World of Warcraft  Adobe Lightroom  Havoc physics  Redis (key-value engine store)  AI scripting Mobile  Embedded  Corona SDK  Brew MP  Moai (Qualcomm)  LÖVE  eLua (Petrobras)  AAF (Sierra Wireless) Copyright © 2012 Sierra Wireless. All Right reserved. Made available under the Eclipse Public License v1.0.

Rationale A tool that follows Lua’s philosophy Providing lots of modern features while remaining easily embeddable in larger systems. Copyright © 2012 Sierra Wireless. All Right reserved. Made available under the Eclipse Public License v1.0.

However… Lua strengths  Dynamic  Embeddable are double-edged swords that make tooling support tedious. Copyright © 2012 Sierra Wireless. All Right reserved. Made available under the Eclipse Public License v1.0.

Two Lua applications Embedded  Mobile Aleos Application Corona Framework SDK . Collects Zigbee data on Subscribes to MQTT device’s serial port messages Publishes MQTT messages Displays sensor data with a fancy UI Copyright © 2012 Sierra Wireless. All Right reserved. Made available under the Eclipse Public License v1.0.

LDT Roadmap LDT 0.8 will be in Juno Content-assist (pending CQ)  Beta product here: http://goo.gl/NZgCc Execution environments Next…  Launch configurations (w/ embedded interpreter)  Pre-bundled execution environments Copyright © 2012 Sierra Wireless. All Right reserved. Made available under the Eclipse Public License v1.0.

Big thanks to Eclipse  RSE http://www.eclipse.org/tm/  DLTK http://www.eclipse.org/dltk/ Lua  JNLua http://code.google.com/p/jnlua/  MetaLua http://metalua.luaforge.net/  LDoc http://github.com/stevedonovan/LDoc Copyright © 2012 Sierra Wireless. All Right reserved. Made available under the Eclipse Public License v1.0.

Useful links Lua  Main site http://lua.org  Kepler project http://www.keplerproject.org/ LDT  Koneki http://www.eclipse.org/koneki/  Installation http://download.eclipse.org/koneki/updates  Wiki http://wiki.eclipse.org/Koneki  Forum http://www.eclipse.org/forums/eclipse.koneki Copyright © 2012 Sierra Wireless. All Right reserved. Made available under the Eclipse Public License v1.0.

Lua on Steroids - EclipseCon NA 2012

by Benjamin Cabé

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Lua on Steroids - EclipseCon NA 2012 Presentation Transcript

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