Created
July 10, 2014 18:56
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#!/bin/bash | |
show_usage () { | |
echo "Usage: `basename $0` [START [END]]" | |
echo | |
echo "Steps through the commit history from START to END," | |
echo "then returns to the branch or commit from before execution." | |
echo | |
echo "START defaults to the root commit (beginning of history)." | |
echo "END defaults to current branch/commit." | |
} | |
initial_branch=$(git symbolic-ref --short -q HEAD) | |
initial_commit=$(git rev-parse HEAD) | |
reset_to=${initial_branch:-${initial_commit:-"master"}} | |
if [[ ( $1 == "--help" ) || $1 == "-h" ]]; then | |
show_usage | |
exit 0 | |
fi | |
if [ $# -eq 0 ]; then | |
end=$reset_to | |
elif [ $# -eq 1 ]; then | |
start="^$1^" | |
end=$reset_to | |
elif [ $# -eq 2 ]; then | |
start="^$1^" | |
end=$2 | |
else | |
show_usage | |
exit 1 | |
fi | |
for commit in $(git rev-list $end $start --reverse); do | |
git checkout $commit | |
read | |
done | |
git checkout $reset_to |
omg thank you for this script, so useful.
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Nice script. But it chokes on me after a branch gets merged into master in some cases (not all). To get it back on track:
UPDATE: Disregard this note. I started the git-step.sh script in a detached head state. It was only choking because it got to the commit where my initial detached head was.