git-wip

   1 #! /bin/sh
   2
   3 program=$0
   4
   5 USAGE='[--stat]'
   6
   7 LONG_USAGE="   Read wip file and display topic branch/log waiting for merging
   8
   9    The WIP file is '.git/.wip'. There is three kinds of line:
  10
  11       <empty>               : does nothing
  12       --- <text>            : display --- <text> as-is
  13       branch [branch-point] : output commits done on branch since branch-point
  14                               Default value for branch-point is master.
  15 "
  16
  17 exec_path=$(git --exec-path)
  18 . $exec_path/git-sh-setup
  19 require_work_tree
  20 cd_to_toplevel
  21
  22 FILE=".git/.wip"
  23 STAT=0
  24
  25 display () {
  26    branch=$1
  27    from=${2:-master}
  28    n=$(git cherry $from $branch | wc -l)
  29    echo
  30    printf "  * $branch (`git log -1 --pretty="%ai" $branch`)"
  31    if [ "$n" = "" ]; then
  32        echo ""
  33    elif [ "$n" = "1" ]; then
  34        echo " 1 commit"
  35    else
  36        echo " $n commits"
  37    fi
  38    git log --pretty="      %s" $branch ^$from |
  39        while read line; do printf -- "   - %s\n" "$line"; done
  40    if [ "$STAT" = "1" ]; then
  41        echo ""
  42        git diff $branch~$n..$branch --stat | sed 's,^,    ,g'
  43    fi
  44 }
  45
  46 handle_line () {
  47    line="$1"
  48    first=$2
  49
  50    case "$first" in
  51       "")    ;;
  52       "---") echo; echo "$line";
  53              ;;
  54       *)     display $first $3;
  55    esac
  56 }
  57
  58 while :
  59 do
  60     case $1 in
  61         -h|*help)
  62             usage
  63             ;;
  64         --stat)
  65             STAT=1
  66             ;;
  67         *)
  68             if [ -f $FILE ]; then
  69                 while read line; do handle_line "$line" $line; done < $FILE;
  70             else
  71                 echo No WIP description for this project.
  72             fi
  73             break
  74             ;;
  75     esac
  76     shift
  77 done