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f79d69113e
`bash-completion` lazy loads completion scripts by looking up the command name in the completion directory. As such we need to create a symlink for every nix command. The problem had been masked by nixos sourcing all completion scripts on startup.
37 lines
995 B
Nix
37 lines
995 B
Nix
{ stdenv, fetchFromGitHub }:
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stdenv.mkDerivation rec {
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version = "0.6.1";
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name = "nix-bash-completions-${version}";
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src = fetchFromGitHub {
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owner = "hedning";
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repo = "nix-bash-completions";
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rev = "v${version}";
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sha256 = "10nzdn249f0cw6adgpbpg4x90ysvxm7vs9jjbbwynfh9kngijp64";
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};
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# To enable lazy loading via. bash-completion we need a symlink to the script
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# from every command name.
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installPhase = ''
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commands=$(
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function complete() { shift 2; echo "$@"; }
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shopt -s extglob
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source _nix
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)
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install -Dm444 -t $out/share/bash-completion/completions _nix
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cd $out/share/bash-completion/completions
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for c in $commands; do
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ln -s _nix $c
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done
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'';
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meta = with stdenv.lib; {
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homepage = http://github.com/hedning/nix-bash-completions;
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description = "Bash completions for Nix, NixOS, and NixOps";
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license = licenses.bsd3;
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platforms = platforms.all;
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maintainers = with maintainers; [ hedning ];
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};
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}
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