A git script to make commits with messages prepended with issue number extracted from the current branch name.

git-ac

#!/bin/sh

# A git script to make commits with messages prepended with issue number
# extracted from the current branch name.

# Config Values
ISSUE_TRACKER_URL="http://your-issue-tracker/issues/"
EDITOR_COMMAND="vi -c 'set ft=gitcommit'"

# Issue Number Extraction
BRANCH_NAME=$(git branch | grep \* | cut -d ' ' -f2)
ISSUE_BRANCH_NAME=$(basename $BRANCH_NAME)
ISSUE_NUMBER=$(echo $ISSUE_BRANCH_NAME | sed 's/\([0-9]\+\).*$/\1/')

# Create temporary file for commit message
COMMIT_MSG_FILE=$(mktemp /tmp/git-ac.COMMIT_EDITMSG.XXXXXX)

echo "
# Committing the changes for issue #$ISSUE_NUMBER
# See $ISSUE_TRACKER_URL$ISSUE_NUMBER
#
# Please enter the commit message for your changes. Lines starting
# with '#' will be ignored, and an empty message aborts the commit.
#
$(git status | sed 's/.*/# &/')" >> $COMMIT_MSG_FILE

# Run the text editor to edit the file
eval "$EDITOR_COMMAND \$COMMIT_MSG_FILE"

# Create the final commit message (with the prepended issue number)
COMMIT_MSG_FINAL=$(cat $COMMIT_MSG_FILE | sed '/^#/d')

# echo "git commit -m \"#$ISSUE_NUMBER $COMMIT_MSG_FINAL\""
git commit -m "#$ISSUE_NUMBER $COMMIT_MSG_FINAL"

Add this script to your environment PATH variable, in order to have it available as a git command git ac