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+# For depot projects that make use of syntect (primarily
+# //tools/cheddar) the included syntax set is taken from bat.
+#
+# However, bat lacks some of the syntaxes we are interested in. This
+# package creates a new binary syntax set which bundles our additional
+# syntaxes on top of bat's existing ones.
+{ pkgs, ... }:
+
+let
+  inherit (pkgs) bat runCommand;
+in
+runCommand "bat-syntaxes.bin" { } ''
+  export HOME=$PWD
+  mkdir -p .config/bat/syntaxes
+  cp ${./Prolog.sublime-syntax} .config/bat/syntaxes
+  ${bat}/bin/bat cache --build
+  mv .cache/bat/syntaxes.bin $out
+''