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Diffstat (limited to 'src/Haddock/Parse.y')
| -rw-r--r-- | src/Haddock/Parse.y | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/src/Haddock/Parse.y b/src/Haddock/Parse.y index e36e8416..b34b14b9 100644 --- a/src/Haddock/Parse.y +++ b/src/Haddock/Parse.y @@ -10,7 +10,7 @@ module Haddock.Parse where import Haddock.Lex -import Haddock.Types (Doc(..), Example(Example)) +import Haddock.Types (Doc(..), Example(Example), Hyperlink(..)) import Haddock.Doc import HsSyn import RdrName @@ -107,7 +107,7 @@ seq1 :: { Doc RdrName } elem1 :: { Doc RdrName } : STRING { DocString $1 } | '/../' { DocEmphasis (DocString $1) } - | URL { DocURL $1 } + | URL { DocHyperlink (makeHyperlink $1) } | PIC { DocPic $1 } | ANAME { DocAName $1 } | IDENT { DocIdentifier $1 } @@ -121,6 +121,15 @@ strings :: { String } happyError :: [LToken] -> Maybe a happyError toks = Nothing +-- | Create a `Hyperlink` from given string. +-- +-- A hyperlink consists of a URL and an optional label. The label is separated +-- from the url by one or more whitespace characters. +makeHyperlink :: String -> Hyperlink +makeHyperlink input = case break isSpace $ strip input of + (url, "") -> Hyperlink url Nothing + (url, label) -> Hyperlink url (Just . dropWhile isSpace $ label) + -- | Create an 'Example', stripping superfluous characters as appropriate makeExample :: String -> String -> [String] -> Example makeExample prompt expression result = |