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regular expression patterns

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aarne
2006-01-07 14:39:40 +00:00
parent 16a4868efa
commit 69e1668f16
18 changed files with 173 additions and 137 deletions
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5
src/GF/Grammar/Grammar.hs
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@@ -175,9 +175,10 @@ data Patt =
| PAs Ident Patt -- ^ as-pattern: x@p
-- regular expression patterns
| PNeg Patt -- ^ negated pattern: -p
| PAlt Patt Patt -- ^ disjunctive pattern: p1 | p2
| PSeq Patt Patt -- ^ sequence of token parts
| PRep Patt -- ^ repetition of token part
| PSeq Patt Patt -- ^ sequence of token parts: p + q
| PRep Patt -- ^ repetition of token part: p*
deriving (Read, Show, Eq, Ord)