@@ -39,7 +39,6 @@ module Data.FileEmbed
39 , injectFileWith
39 , injectFileWith
40 -- * Relative path manipulation
40 -- * Relative path manipulation
41 , makeRelativeToProject
41 , makeRelativeToProject
42− , makeRelativeToLocationPredicate
43 -- * Internal
42 -- * Internal
44 , stringToBs
43 , stringToBs
@@ -99,8 +98,6 @@ embedFile fp =
100-- > maybeMyFile :: Maybe Data.ByteString.ByteString
99-- > maybeMyFile :: Maybe Data.ByteString.ByteString
101-- > maybeMyFile = $(embedFileIfExists "dirName/fileName")
100-- > maybeMyFile = $(embedFileIfExists "dirName/fileName")
104embedFileIfExists :: FilePath -> Q Exp
101embedFileIfExists :: FilePath -> Q Exp
105embedFileIfExists fp = do
102embedFileIfExists fp = do
106 mbs <- runIO maybeFile
103 mbs <- runIO maybeFile
@@ -409,19 +406,7 @@ available, you can use the non-@With@ variants.
410-- @since 0.0.10
407-- @since 0.0.10
411makeRelativeToProject :: FilePath -> Q FilePath
408makeRelativeToProject :: FilePath -> Q FilePath
412−makeRelativeToProject = makeRelativeToLocationPredicate $ (==) ".cabal" . takeExtension
409+makeRelativeToProject rel = do
414−-- | Take a predicate to infer the project root and a relative file path, the given file path is then attached to the inferred project root
416−-- This function looks at the source location of the Haskell file calling it,
417−-- finds the first parent directory with a file matching the given predicate, and uses that as the
418−-- root directory for fixing the relative path.
420−-- @$(makeRelativeToLocationPredicate ((==) ".cabal" . takeExtension) "data/foo.txt" >>= embedFile)@
423−makeRelativeToLocationPredicate :: (FilePath -> Bool) -> FilePath -> Q FilePath
424−makeRelativeToLocationPredicate isTargetFile rel = do
425 loc <- qLocation
410 loc <- qLocation
426 runIO $ do
411 runIO $ do
427 srcFP <- canonicalizePath $ loc_filename loc
412 srcFP <- canonicalizePath $ loc_filename loc
@@ -436,6 +421,8 @@ makeRelativeToLocationPredicate isTargetFile rel = do
436 then return Nothing
421 then return Nothing
438 contents <- getDirectoryContents dir
423 contents <- getDirectoryContents dir
439− if any isTargetFile contents
424+ if any isCabalFile contents
440 then return (Just dir)
425 then return (Just dir)
441 else findProjectDir dir
426 else findProjectDir dir
428+ isCabalFile fp = takeExtension fp == ".cabal"