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[](https://travis-ci.org/giann/fengari) [](https://opensource.org/licenses/MIT)
<p align="center">
<img src="https://github.com/giann/fengari/raw/master/logo.png" alt="Fengari" width="304" height="304">
</p>
# fengari
🐺 φεγγάρι - The Lua VM written in JS ES6 targeting the browser
## So far
- [x] Lexing/Parsing
- [x] Parse bytecode
- [x] Opcodes
- [x] Basic types representation:
- [x] Tag Methods
- [ ] Standard library
- [x] Base lib
- [x] Coroutine
- [x] Debug
- [x] Math
- [x] String
- [x] Table
- [x] utf8
- [x] os (~~`os.setlocale()`~~)
- [ ] Package
- [ ] io
- [x] `io.stdin`
- [x] `io.stdout`
- [x] `io.stderr`
- [ ] `io.flush()`
- [ ] `io.input()`
- [ ] `io.lines()`
- [ ] `io.open()`
- [ ] `io.output()`
- [ ] `io.popen()`
- [ ] `io.read()`
- [ ] `io.tmpfile()`
- [ ] `io.type()`
- [x] `io.write()`
- [x] `io.close()`
- [ ] `file:flush()`
- [ ] `file:lines()`
- [ ] `file:read()`
- [ ] `file:read()`
- [ ] `file:setvbuf()`
- [x] `file:write()`
- [ ] `file:__gc()`
- [x] `file:__tostring()`
- [ ] C API
- [x] ...
- [ ] lua_arith
- [ ] lua_islightuserdata
- [ ] lua_pushfstring
- [ ] lua_pushvfstring
- [ ] lua_register
- [ ] lua_setallocf
- [ ] lua_tocfunction
- [ ] Auxiliary library
- [x] ...
- [ ] luaL_addsize
- [ ] luaL_checkoption
- [ ] luaL_checkversion
- [ ] luaL_gsub
- [ ] luaL_newlibtable
- [ ] luaL_optnumber
- [ ] luaL_prepbuffer
- [ ] luaL_pushresultsize
- [ ] luaL_ref
- [ ] luaL_unref
- [ ] Run [Lua test suite](https://github.com/lua/tests)
- [x] constructs.lua (`_soft`)
- [x] locals.lua
- [x] strings.lua
- [ ] all.lua
- [ ] big.lua
- [ ] checktable.lua
- [ ] errors.lua
- [ ] gc.lua
- [ ] literals.lua
- [ ] math.lua
- [ ] sort.lua
- [ ] utf8.lua
- [ ] api.lua
- [ ] bitwise.lua
- [ ] closure.lua
- [ ] coroutine.lua
- [ ] events.lua
- [ ] goto.lua
- [ ] nextvar.lua
- [ ] vararg.lua
- [ ] attrib.lua
- [ ] calls.lua
- [ ] code.lua
- [ ] db.lua
- [ ] files.lua
- [ ] heavy.lua
- [ ] main.lua
- [ ] pm.lua
- [ ] tpack.lua
- [ ] verybig.lua
- [ ] DOM API binding
## References
- [Source code for Lua 5.3](lua.org/source/5.3/)
- [Lua 5.2 Bytecode and Virtual Machine](http://files.catwell.info/misc/mirror/lua-5.2-bytecode-vm-dirk-laurie/lua52vm.html)
- [Lua 5.3 Bytecode Reference](http://the-ravi-programming-language.readthedocs.io/en/latest/lua_bytecode_reference.html)
- [A No-Frills Introduction to Lua 5.1 VM Instructions](http://luaforge.net/docman/83/98/ANoFrillsIntroToLua51VMInstructions.pdf)
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