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module DSL.StdLib (stdlib) where
import Data.Map.Strict (fromList)
import DSL.Types
import DSL.BaseParsers (parse, mult, chain, nicePrintParserError)
import DSL.Parsing (tokenizer, procP)
stdlib :: ProcTable
stdlib = procs
where
p = tokenizer `chain` mult procP
m = "Failed to parse standard library:\n"
procs = case parse p (unlines sources) of
Right (_, ps) -> fromList ps
Left e -> error $ m ++ nicePrintParserError e
sources :: [String]
sources = [ div'
, mod'
, lteq
, gteq
, neq
, putLn
]
div' :: String
div' = "PROC / /% DROP END"
mod' :: String
mod' = "PROC % /% SWAP DROP END"
lteq :: String
lteq = "PROC <= OVER OVER == ROT < || END"
gteq :: String
gteq = "PROC >= OVER OVER == ROT > || END"
neq :: String
neq = "PROC != == ! END"
putLn :: String
putLn = "PROC PUTLN PUT \"\n\" PUT END"
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