mirror of
https://github.com/luau-lang/luau.git
synced 2024-12-13 21:40:43 +00:00
41 lines
1.3 KiB
Agda
41 lines
1.3 KiB
Agda
module Luau.Syntax.ToString where
|
||
|
||
open import Luau.Syntax using (Type; Block; Stat; Expr; nil; var; _$_; function⟨_⟩_end; return; function_⟨_⟩_end ;local_←_; _∙_; _∙)
|
||
|
||
open import FFI.Data.String using (String; _++_)
|
||
|
||
exprToString′ : String → Expr → String
|
||
statToString′ : String → Stat → String
|
||
blockToString′ : String → Block → String
|
||
|
||
exprToString′ lb nil =
|
||
"nil"
|
||
exprToString′ lb (var x) =
|
||
x
|
||
exprToString′ lb (M $ N) =
|
||
(exprToString′ lb M) ++ "(" ++ (exprToString′ lb N) ++ ")"
|
||
exprToString′ lb (function⟨ x ⟩ B end) =
|
||
"function(" ++ x ++ ")" ++ lb ++
|
||
" " ++ (blockToString′ (lb ++ " ") B) ++ lb ++
|
||
"end"
|
||
|
||
statToString′ lb (function f ⟨ x ⟩ B end) =
|
||
"local function " ++ f ++ "(" ++ x ++ ")" ++ lb ++
|
||
" " ++ (blockToString′ (lb ++ " ") B) ++ lb ++
|
||
"end"
|
||
statToString′ lb (local x ← M) =
|
||
"local " ++ x ++ " = " ++ (exprToString′ lb M)
|
||
statToString′ lb (return M) =
|
||
"return " ++ (exprToString′ lb M)
|
||
|
||
blockToString′ lb (S ∙ B) = statToString′ lb S ++ lb ++ blockToString′ lb B
|
||
blockToString′ lb (S ∙) = statToString′ lb S
|
||
|
||
exprToString : Expr → String
|
||
exprToString = exprToString′ "\n"
|
||
|
||
statToString : Stat → String
|
||
statToString = statToString′ "\n"
|
||
|
||
blockToString : Block → String
|
||
blockToString = blockToString′ "\n"
|