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21 lines
394 B
Bash
21 lines
394 B
Bash
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#!/bin/sh
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base="$1"
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compare="${2-$(git rev-parse --abbrev-ref HEAD)}"
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file=${3:-packages.txt}
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usage () {
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echo "$0: <from> [to] (defaults to current HEAD)"
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exit
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}
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if [[ -z $base || -z $compare ]]; then
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usage
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fi
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git diff "${base}:${file}" "${compare}:${file}" \
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| grep -E '^([+-]\w)' \
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| awk '!(NR%2){print substr(p,2,length(p)),"=>",substr($0,2,length($0))}{p=$0}'\
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| column -t
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