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#!/usr/bin/env bash
# A sorted prettier branch -vv
if ! (( BASH_VERSINFO[0] > 4 ||
BASH_VERSINFO[0] == 4 && BASH_VERSINFO[1] >= 2 )); then
printf >&2 'This script requires bash 4.2 or newer\n'
exit 1
fi
# allow the user to set a default reverse option in an environment variable
reverse=$(git config --get git-extras.brv.reverse || echo false)
while [[ $# -gt 0 ]]; do
case $1 in
-r | --reverse)
reverse=true
shift
;;
*)
break
;;
esac
done
if [[ -t 1 ]]; then
shopt -s checkwinsize
COLUMNS=$(tput cols)
color_branch_local=$(git config --get-color color.branch.local normal)
color_branch_current=$(git config --get-color color.branch.current green)
color_diff_commit=$(git config --get-color color.diff.commit yellow)
color_branch_upstream=$(git config --get-color color.branch.upstream blue)
reset=$(tput sgr0)
fi
declare -A upstream date hash message
eval "$(
git for-each-ref --format='upstream[%(refname:short)]=%(upstream:short)' \
--shell 'refs/heads/**'
)"
for b in "${!upstream[@]}"; do
blen=${#b} ulen=${#upstream[$b]}
(( bwidth = blen > bwidth ? blen : bwidth ))
(( uwidth = ulen > uwidth ? ulen : uwidth ))
IFS=/ read -r 'date[$b]' 'hash[$b]' 'message[$b]' < <(
git log --no-walk=unsorted --format=%ct/%h/%s "$b" --
)
hlen=${#hash[$b]}
(( hwidth = hlen > hwidth ? hlen : hwidth ))
done
mapfile -t ordered < <(
# the reverse option of git-brv causes the sort to be sorted normally rather than in reverse
reverse_opt=""
if [[ $reverse = false ]]; then
reverse_opt="-r"
fi
for b in "${!date[@]}"; do
printf '%d\t%s\n' "${date[$b]}" "$b"
done | sort -n $reverse_opt | cut -f2-
)
current=$(git symbolic-ref -q --short HEAD)
for b in "${ordered[@]}"; do
branch_color=$color_branch_local
if [[ $b = "$current" ]]; then
branch_color=$color_branch_current
fi
if [[ -t 1 ]]; then
msg=${message[$b]:0:COLUMNS-bwidth-uwidth-hwidth-14}
else
msg=${message[$b]}
fi
printf '%(%Y-%m-%d)T %s%*s%s %s%*s%s %s%*s%s %s\n' \
"${date[$b]}" \
"$branch_color" "-$bwidth" "$b" "$reset" \
"$color_branch_upstream" "-$uwidth" "${upstream[$b]}" "$reset" \
"$color_diff_commit" "-$hwidth" "${hash[$b]}" "$reset" \
"$msg"
done
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