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authorŁukasz Hanuszczak <lukasz.hanuszczak@gmail.com>2015-06-05 14:39:28 +0200
committerŁukasz Hanuszczak <lukasz.hanuszczak@gmail.com>2015-06-30 22:37:48 +0200
commit01a2e7c5ab873c0041624a6ec0b0a54eb7da60cc (patch)
tree5f0e084c1e5ead30c735fe06841b4bc7bd9afdf0 /haddock-api
parent1a43f35e2dacc9837f9762fd211d63ae6cc7b4a3 (diff)
Fix identifier recognition in Haskell source parser.
Diffstat (limited to 'haddock-api')
-rw-r--r--haddock-api/src/Haddock/Backends/Hyperlinker/Parser.hs7
1 files changed, 5 insertions, 2 deletions
diff --git a/haddock-api/src/Haddock/Backends/Hyperlinker/Parser.hs b/haddock-api/src/Haddock/Backends/Hyperlinker/Parser.hs
index 7a162f6d..9d58728f 100644
--- a/haddock-api/src/Haddock/Backends/Hyperlinker/Parser.hs
+++ b/haddock-api/src/Haddock/Backends/Hyperlinker/Parser.hs
@@ -163,6 +163,9 @@ symbols :: [Char]
symbols = "!#$%&*+./<=>?@\\^|-~:"
isIdentifier :: String -> Bool
-isIdentifier (c:str)
- | isLetter c = all (\c' -> isAlphaNum c' || c == '\'') str
+isIdentifier (s:str)
+ | (isLower' s || isUpper s) && all isAlphaNum' str = True
+ where
+ isLower' c = isLower c || c == '_'
+ isAlphaNum' c = isAlphaNum c || c == '_' || c == '\''
isIdentifier _ = False