import Data.Func
import System.CommandLine
import GenPrint
-from Text import class Text(concat), instance Text String
+import Data.Map
+from Text import class Text(concat,join), instance Text String
import parse
import lex
program :: String,
lex :: Bool,
parse :: Bool,
+ sem :: Bool,
fp :: Maybe String,
help :: Bool}
<<< " --help Show this help\n"
<<< " --version Show the version\n"
<<< " --[no-]lex Lexer output(default: disabled)\n"
- <<< " --[no-]parse Parser output(default: enabled)\n"
+ <<< " --[no-]parse Parser output(default: disabled)\n"
+ <<< " --[no-]sem Semantic analysis output(default: enabled)\n"
= snd $ fclose stdin w
# (contents, stdin, w) = readFileOrStdin stdin args.fp w
= case contents of
(Left cs) = snd $ fclose (stdin <<< cs) w
- (Right cs)
- # lexOut = lexer cs
- # stdin = if (not args.lex) stdin (case lexOut of
- (Right toks) =
- stdin <<< "//LEXER\n" <<< printTokens toks <<< "//LEXER\n"
- _ = stdin)
- # parseOut = parser lexOut
- # stdin = if (not args.parse) stdin (case parseOut of
- (Right ast) =
- stdin <<< "//PARSER\n" <<< toString ast <<< "//PARSER\n"
- (Left parse) = stdin <<< toString parse)
- # semOut = sem parseOut
- # stdin = case semOut of
- (Right ast) =
- stdin <<< "//TYPE\n" <<< toString ast <<< "//TYPE\n"
- (Left parse) = stdin <<< toString parse
- = snd $ fclose stdin w
+ (Right cs) = case lexer cs of
+ (Left e) = snd $ fclose (stdin <<< toString e) w
+ (Right lexOut)
+ # stdin = if (not args.lex) stdin (
+ stdin <<< "//LEXER\n" <<< printTokens lexOut <<< "//LEXER\n")
+ = case parser lexOut of
+ (Left e) = snd $ fclose (stdin <<< toString e) w
+ (Right parseOut)
+ # stdin = if (not args.parse) stdin (
+ stdin <<< "//PARSER\n" <<< toString parseOut <<< "//PARSER\n")
+ = case sem parseOut of
+ (Left e) = snd $ fclose (stdin <<< join "\n" (map toString e)) w
+ (Right (semOut, gamma))
+ # stdin = if (not args.sem) stdin (
+ stdin <<< "//SEM\n" <<< toString gamma <<< "//SEM\n")
+ = snd $ fclose stdin w
where
printTokens :: [Token] -> String
printTokens ts = concat $ flatten $ map pt ts
program=p,
version=False,
lex=False,
- parse=True,
+ parse=False,
+ sem=True,
fp=Nothing,
help=False}, w)
where
pa ["--no-lex":r] o = pa r {o & lex=False}
pa ["--parse":r] o = pa r {o & parse=True}
pa ["--no-parse":r] o = pa r {o & parse=False}
+ pa ["--sem":r] o = pa r {o & sem=True}
+ pa ["--no-sem":r] o = pa r {o & sem=False}
pa [x:r] o = pa r {o & fp=Just x}
readFileOrStdin :: *File (Maybe String) *World -> *(Either String [Char], *File, *World)