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Fix abbreviation parsing

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This commit is contained in:
Adam Sampson 2007-04-26 02:25:37 +00:00
parent 5e7c9403cc
commit 51c83f4e94
1 changed files with 2 additions and 3 deletions
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5
fco2/Parse.hs
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@ -1098,9 +1098,8 @@ abbreviation
valIsAbbrev :: OccParser A.Specification
valIsAbbrev
= do m <- md
sVAL
(n, t, e) <- do { (n, e) <- tryVXV newVariableName sIS expression; sColon; eol; t <- typeOfExpression e; return (n, t, e) }
<|> do { s <- specifier; n <- newVariableName; sIS; e <- expressionOfType s; sColon; eol; return (n, s, e) }
(n, t, e) <- do { n <- tryXVX sVAL newVariableName sIS; e <- expression; sColon; eol; t <- typeOfExpression e; return (n, t, e) }
<|> do { (s, n) <- tryXVVX sVAL specifier newVariableName sIS; e <- expressionOfType s; sColon; eol; return (n, s, e) }
return $ A.Specification m n $ A.IsExpr m A.ValAbbrev t e
<?> "VAL IS abbreviation"