mirror of
https://github.com/jarun/nnn.git
synced 2024-11-04 18:33:12 +00:00
51 lines
1.6 KiB
Bash
Executable file
51 lines
1.6 KiB
Bash
Executable file
#!/usr/bin/env sh
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# Description: Show diff of 2 directories or multiple files in vimdiff
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#
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# Note: 1. vim may show the warning: 'Vim: Warning: Input is not from a terminal'
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# press 'Enter' to ignore and proceed.
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# 2. if only one file is in selection, the hovered file is considered as the
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# second file to diff with
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#
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# Shell: POSIX compliant
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# Authors: Arun Prakash Jana, ath3
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selection=${XDG_CONFIG_HOME:-$HOME/.config}/nnn/.selection
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dirdiff() {
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dir1=$(mktemp "${TMPDIR:-/tmp}"/nnn-"$(basename "$1")".XXXXXXXX)
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dir2=$(mktemp "${TMPDIR:-/tmp}"/nnn-"$(basename "$2")".XXXXXXXX)
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ls -A1 "$1" > "$dir1"
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ls -A1 "$2" > "$dir2"
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vimdiff "$dir1" "$dir2"
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rm "$dir1" "$dir2"
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}
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if [ -s "$selection" ]; then
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arr=$(tr '\0' '\n' < "$selection")
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if [ "$(echo "$arr" | wc -l)" -gt 1 ]; then
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f1="$(echo "$arr" | sed -n '1p')"
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f2="$(echo "$arr" | sed -n '2p')"
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if [ -d "$f1" ] && [ -d "$f2" ]; then
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dirdiff "$f1" "$f2"
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else
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# If xargs supports the -o option, use it to get rid of:
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# Vim: Warning: Input is not from a terminal
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# xargs -0 -o vimdiff < $selection
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xargs -0 vimdiff +0 < "$selection"
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fi
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elif ! [ -z "$1" ]; then
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f1="$(echo "$arr" | sed -n '1p')"
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if [ -d "$f1" ] && [ -d "$1" ]; then
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dirdiff "$f1" "$1"
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elif [ -f "$f1" ] && [ -f "$1" ]; then
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vimdiff +0 "$f1" "$1"
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else
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echo "cannot compare file with directory"
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fi
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else
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echo "needs at least 2 files or directories selected for comparison"
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fi
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fi
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