Expose two modules as a library (#42)

profiteur.cabal

@@ -40,6 +40,36 @@ Source-repository head
   Type: git
   Location: git://github.com/jaspervdj/profiteur.git
 
+Library
+  Default-language: Haskell2010
+  Ghc-options:      -Wall
+  Hs-source-dirs:   src
+  Exposed-Modules:
+    Profiteur.Core
+    Profiteur.Parser
+  Other-modules:
+    Profiteur.DataFile
+    Profiteur.DataFile.Internal
+    Paths_profiteur
+  Build-depends:
+    aeson                >= 0.6  && < 2.2,
+    base                 >= 4.8  && < 5,
+    bytestring           >= 0.9  && < 0.12,
+    containers           >= 0.5  && < 0.7,
+    ghc-prof             >= 1.3  && < 1.5,
+    js-jquery            >= 3.1  && < 3.4,
+    scientific           >= 0.3  && < 0.4,
+    text                 >= 0.11 && < 2.1,
+    unordered-containers >= 0.2  && < 0.3,
+    vector               >= 0.10 && < 0.13
+  if flag(embed-data-files)
+    Hs-source-dirs: src/embed
+    Build-depends:
+      file-embed       >= 0.0.10 && < 0.0.12,
+      template-haskell
+  else
+    Hs-source-dirs: src/noembed
+
 Executable profiteur
   Default-language: Haskell2010
   Ghc-options:      -Wall

src/Profiteur/Parser.hs

@@ -2,6 +2,7 @@
 {-# LANGUAGE OverloadedStrings #-}
 module Profiteur.Parser
     ( decode
+    , profileToCostCentre
     ) where