56 lines
1.1 KiB
Nix
56 lines
1.1 KiB
Nix
{ pkgs, ... }:
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pkgs.writeDashBin "fzfmenu" ''
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set -efu
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PROMPT=">"
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for i in "$@"
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do
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case $i in
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-p)
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PROMPT="$2"
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shift
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shift
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break
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;;
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-l)
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# no reason to filter number of lines
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LINES="$2"
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shift
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shift
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break
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;;
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-i)
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# we do this anyway
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shift
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break
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;;
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*)
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echo "Unknown option $1" >&2
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shift
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;;
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esac
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done
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INPUT=$(${pkgs.coreutils}/bin/cat)
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OUTPUT="$(${pkgs.coreutils}/bin/mktemp)"
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if [ -z ''${TERM+x} ]; then #check if we can print fzf in the shell
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${pkgs.rxvt_unicode}/bin/urxvt \
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-name fzfmenu -title fzfmenu \
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-e ${pkgs.dash}/bin/dash -c \
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"echo \"$INPUT\" | ${pkgs.fzf}/bin/fzf \
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--history=/dev/null \
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--print-query \
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--prompt=\"$PROMPT\" \
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--reverse \
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> \"$OUTPUT\"" 2>/dev/null
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else
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echo "$INPUT" | ${pkgs.fzf}/bin/fzf \
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--history=/dev/null \
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--print-query \
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--prompt="$PROMPT" \
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--reverse \
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> "$OUTPUT"
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fi
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${pkgs.coreutils}/bin/tail -1 "$OUTPUT"
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${pkgs.coreutils}/bin/rm "$OUTPUT"
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''
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