Skip to content

HTTPS clone URL

Subversion checkout URL

You can clone with
or
.
Download ZIP
branch: master
executable file 86 lines (73 sloc) 1.811 kB
#!/bin/bash
#
# This script runs a given command over a range of Git revisions. Note that it
# will check past revisions out! Exercise caution if there are important
# untracked files in your working tree.
#
# This came from Gary Bernhardt's dotfiles:
# https://github.com/garybernhardt/dotfiles
#
# Example usage:
# $ run-command-on-git-revisions origin/master master 'python runtests.py'
set -e
if [[ $1 == -v ]]; then
verbose=1
shift
fi
start_ref=$1
end_ref=$2
test_command=$3
main() {
abort_if_dirty_repo
enforce_usage
run_tests
}
abort_if_dirty_repo() {
set +e
git diff-index --quiet --cached HEAD
if [[ $? -ne 0 ]]; then
echo "You have staged but not committed changes that would be lost! Aborting."
exit 1
fi
git diff-files --quiet
if [[ $? -ne 0 ]]; then
echo "You have unstaged changes that would be lost! Aborting."
exit 1
fi
untracked=$(git ls-files --exclude-standard --others)
if [ -n "$untracked" ]; then
echo "You have untracked files that could be overwritten! Aborting."
exit 1
fi
set -e
}
enforce_usage() {
if [ -z "$test_command" ]; then
usage
exit 1
fi
}
usage() {
echo "usage: `basename $0` start_ref end_ref test_command"
}
run_tests() {
revs=`log_command git rev-list --reverse ${start_ref}..${end_ref}`
for rev in $revs; do
debug "Checking out: $(git log --oneline -1 $rev)"
log_command git checkout --quiet $rev
log_command $test_command
log_command git reset --hard --quiet
done
log_command git checkout --quiet $end_ref
debug "OK for all revisions!"
}
log_command() {
debug "=> $*"
eval "$@"
}
debug() {
if [ $verbose ]; then
echo $* >&2
fi
}
main
Jump to Line
Something went wrong with that request. Please try again.