32 lines
906 B
Nix
32 lines
906 B
Nix
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#
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# This Nix expression appends/modifies an existing attribute set in order to run scripts/setup if needed,
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# as well as define STATUS_REACT_HOME
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#
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{ stdenv, mkShell, git }:
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let
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shell' = shellAttr:
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shellAttr // {
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nativeBuildInputs = (shellAttr.nativeBuildInputs or []) ++ [ git ];
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shellHook = ''
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set -e
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export STATUS_REACT_HOME=$(git rev-parse --show-toplevel)
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${shellAttr.shellHook or ""}
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if [ "$IN_NIX_SHELL" != 'pure' ] && [ ! -f $STATUS_REACT_HOME/.ran-setup ]; then
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$STATUS_REACT_HOME/scripts/setup
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touch $STATUS_REACT_HOME/.ran-setup
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fi
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set +e
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'';
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};
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# Declare a specialized mkShell function which adds some bootstrapping
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# so that e.g. STATUS_REACT_HOME is automatically available in the shell
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mkShell' = shellAttr: (mkShell.override { inherit stdenv; }) (shell' shellAttr);
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in mkShell'
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