A simple helper that makes it easy to package Nu scripts with Nix, including inline dependency declarations for external commands and other packaged scripts.
flake
nu
nushell
nix
just use patchShebangs
didnt know that existed lmao
+2
-17
+2
-17
mkNuScript.nix
+2
-17
mkNuScript.nix
···
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src = script;
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dontUnpack = true;
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-
nativeBuildInputs = with pkgs; [
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makeWrapper
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gnugrep
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gnused
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];
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nativeBuildInputs = [ pkgs.makeWrapper ];
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buildInputs = [ nushell ];
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installPhase = ''
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runHook preInstall
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install -Dm755 $src $out/bin/${name}
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-
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# support shebangs that contain options (such as --stdin)
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if grep -q '^#!/usr/bin/env nu$' $out/bin/${name}; then
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substituteInPlace $out/bin/${name} \
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--replace-fail "#!/usr/bin/env nu" "#!${lib.getExe nushell}"
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elif grep -q '^#!/usr/bin/env -S nu$' $out/bin/${name}; then
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substituteInPlace $out/bin/${name} \
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--replace-fail "#!/usr/bin/env -S nu" "#!${lib.getExe nushell}"
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else
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echo "No supported Nushell shebang found"
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exit 1
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fi
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wrapProgram $out/bin/${name} \
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--set PATH ${lib.makeBinPath deps}