git-review

#!/bin/bash

# A simple shell script for helping you do code reviews on patch files. Feed
# in the SHA1 for the commit the patch builds on and the path to the patch 
# file and it'll spin up a new branch for you, check it out and apply the 
# patch. You can now use your favourite diff tool to review the patch.

usage() {
    printf "usage: %s <sha> <patchfile>\n" $(basename $0)
    echo
    echo "Creates a new branch based at <sha>, checks "
    echo "it out and applies <patchfile>"
}

main() {
    if [ $# -lt 2 ]; then
        usage
        exit 1
    fi
    
    SHA="$1"
    PATCHFILE="$2"
    PF_NAME=$(basename $PATCHFILE)
    BRANCH="cr/${PF_NAME}"
    
    echo "Creating branch ${BRANCH} at ${SHA}"
    git branch $BRANCH $SHA || exit 1
    git checkout $BRANCH || exit 1 
    git apply --whitespace=nowarn $PATCHFILE || exit 1
}

main "$@"