nom-lua

Lua 5.3 parser written with nom

Syntax

• [ ] chunk (needs tests)
• [x] block
• [ ] stat
  • [x] ";"
  • [ ] varlist = explist
  • [ ] functioncall (deps functioncall)
  • [x] label
  • [x] "break"
  • [x] goto
  • [ ] do end
  • [ ] while
  • [ ] repeat until
  • [ ] if
  • [ ] for
  • [ ] for in
  • [ ] function (deps funcname)
  • [ ] local function
  • [ ] local
• [x] retstat (needs tests)
• [x] label
• [ ] varlist (deps var)
• [x] var
• [x] namelist (needs tests)
• [x] explist (needs tests)
• [x] exp (needs tests)
  • [x] Numeral
  • [x] Nil
  • [x] Bool
  • [x] LiteralString
  • [x] "..."
  • [x] functiondef
  • [x] prefixexp
  • [x] tableconstructor
  • [x] op
• [ ] prefixexp (needs to be finished)
• [ ] functioncall (deps args, prefixexp)
• [ ] args (deps explist, tableconstructor, LiteralString)
• [x] funcname
• [x] functiondef
• [x] funcbody
• [x] parlist
• [x] tableconstructor (needs tests)
• [x] fieldlist (needs tests)
• [x] field
• [x] fieldsep
• [x] Binop (percedence error)
• [x] Unop
• [x] Name
• [x] Numeral
  • [X] Digit
  • [X] Hex Digit
  • [X] Float
  • [ ] Hex Float
• [x] LitrealString
  • [ ] Short Literal
  • [x] linebreaks
  • [ ] byte
  • [x] unicode
  • [x] escape
  • [ ] '\z'
  • [ ] Literal

TODO

• [ ] Different integer and floating point values (i32, f32)
• [ ] Better syntax errors
• [x] Fallback to floats on overflow
• [ ] Benchmarks
• [ ] Fuzzing
• [ ] Change tests to fail instead of panicking
• [ ] Enforce ASTNodes correctness on more operations For example, BinOp could take a BinOp enum instead of ASTNode
• [ ] Build all features on CI

License

nom-lua is primarily distributed under the terms of both the MIT license and the Apache License (Version 2.0).

See LICENSE-APACHE and LICENSE-MIT for details.