1 files changed, 22 insertions, 0 deletions
diff --git a/source/Version.hs b/source/Version.hs
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+++ b/source/Version.hs
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+{-# LANGUAGE NoImplicitPrelude #-}
+
+
+module Version (info, infoBuilder) where
+
+import Data.Functor
+import Data.Semigroup
+import Data.Text (Text)
+import Data.Version
+import Paths_zf qualified as ZF
+import Text.Builder
+
+
+-- | Informational text about the version number (extracted from the cabal file).
+info :: Text
+info = run infoBuilder
+
+infoBuilder :: Builder
+infoBuilder = text "Version " <> versionToBuilder ZF.version
+
+versionToBuilder :: Version -> Builder
+versionToBuilder ver = intercalate (char '.') (decimal <$> versionBranch ver)