mirror of
https://github.com/tj/git-extras.git
synced 2026-09-10 07:26:17 -04:00
151 lines
2.3 KiB
Bash
Executable file
151 lines
2.3 KiB
Bash
Executable file
#!/usr/bin/env bash
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tmp=$(git_extra_mktemp)
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above='0'
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color=
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#
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# get date for the given <commit>
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#
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date() {
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git log --pretty='format: %ad' --date=short $1
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}
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#
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# hide cursor
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#
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hide_cursor() {
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printf '\033[?25l'
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}
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#
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# show cursor, and remove temporary file
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#
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show_cursor_and_cleanup() {
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printf '\033[?25h'
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printf '\033[m\n'
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rm "$tmp" > /dev/null 2>&1
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exit 1
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}
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#
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# get active days for the given <commit>
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#
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active_days() {
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uniq <(echo "$1") | wc -l
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}
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#
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# set 'color' based on the given <num>
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#
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color_for() {
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test $1 -gt 10 && color='33'
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test $1 -gt 25 && color='33;1'
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test $1 -gt 50 && color='93'
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test $1 -gt 75 && color='93;1'
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test $1 -gt 100 && color='31'
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test $1 -gt 125 && color='31;1'
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test $1 -gt 150 && color='91'
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test $1 -gt 200 && color='91;1'
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}
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#
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# compute the effort of the given <file ...>
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#
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effort() {
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file=$1
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local commit_dates=`date $file`
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commits=`wc -l <<<"$(echo "$commit_dates")"`
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color='90'
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# ignore <= --above
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test $commits -le $above && exit 0
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# commits
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color_for $(( $commits - $above ))
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len=${#file}
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dot="."
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f_dot="$file"
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i=0 ; while test $i -lt $((45-$len)) ; do
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f_dot=$f_dot$dot
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i=$(($i+1))
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done
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msg=$(printf " \033[${color}m%s %-10d" $f_dot $commits)
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# active days
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active=`active_days "$commit_dates"`
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color_for $(( $active - $above ))
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msg="$msg $(printf "\033[${color}m %d\033[0m\n" $active)"
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echo "$msg"
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}
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#
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# print heading
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#
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heading() {
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echo
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printf " %-45s %-10s %s\n" 'file' 'commits' 'active days'
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echo
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}
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#
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# output sorted results
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#
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sort_effort() {
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clear
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echo
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heading
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< $tmp sort -rn -k 2
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}
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# --above <n-commits>
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if test "$1" = "--above"; then
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shift; above=$1
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shift
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fi
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# [file ...]
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declare -a files=()
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if test $# -ge 1; then
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files=("$@")
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else
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save_ifs=$IFS
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IFS=`echo -en "\n\b"`
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files=(`git ls-files`)
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IFS=$safe_ifs
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unset save_ifs
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fi
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# hide cursor
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hide_cursor
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trap show_cursor_and_cleanup INT
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# export functions so subshells can call them
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export -f effort
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export -f color_for
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export -f active_days
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export -f date
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export above
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heading
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# send files to effort
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printf "%s\0" "${files[@]}" | xargs -0 -n 1 -P 4 -I % bash -c "effort \"%\"" | tee $tmp
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# if more than one file, sort and print
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test "$(wc -l $tmp | awk '{print $1}')" -gt 1 && sort_effort
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echo
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show_cursor_and_cleanup
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