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Diffstat (limited to 'dev-haskell/language-haskell-extract/metadata.xml')
| -rw-r--r-- | dev-haskell/language-haskell-extract/metadata.xml | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/dev-haskell/language-haskell-extract/metadata.xml b/dev-haskell/language-haskell-extract/metadata.xml new file mode 100644 index 000000000000..cfb283864121 --- /dev/null +++ b/dev-haskell/language-haskell-extract/metadata.xml @@ -0,0 +1,44 @@ +<?xml version="1.0" encoding="UTF-8"?> +<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd"> +<pkgmetadata> + <herd>haskell</herd> + <longdescription> + @language-haskell-extract@ contains some useful helper functions on top of Template Haskell. + + @functionExtractor@ extracts all functions after a regexp-pattern. + + > foo = "test" + > boo = "testing" + > bar = $(functionExtractor "oo$") + + will automagically extract the functions ending with @oo@ such as + + > bar = [("foo",foo), ("boo",boo)] + + This can be useful if you wish to extract all functions beginning with test (for a test-framework) + or all functions beginning with wc (for a web service). + + @functionExtractorMap@ works like @functionsExtractor@ but applies a function over all function-pairs. + + This functions is useful if the common return type of the functions is a type class. + + Example: + + > secondTypeclassTest = + > do let expected = ["45", "88.8", "\"hej\""] + > actual = $(functionExtractorMap "^tc" [|\n f -> show f|] ) + > expected @=? actual + > + > tcInt :: Integer + > tcInt = 45 + > + > tcDouble :: Double + > tcDouble = 88.8 + > + > tcString :: String + > tcString = "hej" + </longdescription> + <upstream> + <remote-id type="github">finnsson/template-helper</remote-id> + </upstream> +</pkgmetadata> |