View age information about local, remote, and merged-to-master git branches

git-branches

#!/bin/sh

# Valid branch types: remote, local, merged

local_branch_opt="-a"

remote_branch_opt="-r"

merged_branch_opt="-a --merged master"

print_help() {
    echo "git branches [<branch_type>] [-r|--reverse]"
    echo ""
    echo "Valid branch types: remote (default), local, merged"
}

display_branch_info() {
    branch_opt=""
    caption="remote"
    case $1 in
        "local")
            branch_opt=${local_branch_opt}
            caption="local"
            ;;
        "merged")
            branch_opt=${merged_branch_opt}
            caption="merged to master"
            ;;
        *)
            branch_opt=${remote_branch_opt}
            ;;
    esac
    for k in `git branch ${branch_opt} | awk '{print \$1}'`
    do
        echo `git show --pretty=format:"%Cgreen%ci %Cblue%cr %Cred%cn %Creset" $k | head -n 1` $k \(${caption}\)
    done | sort ${2}
}

branch_type="remote"
sort_opt="-r"

while [ $# -gt 0 ]
do
    case ${1} in
        "local")
            branch_type=${1}
            ;;
        "merged")
            branch_type=${1}
            ;;
        "remote")
            branch_type=${1}
            ;;
        "-r")
            sort_opt=""
            ;;
        "--reverse")
            sort_opt=""
            ;;
        "help")
            print_help
            exit 0
            ;;
        *)
            print_help
            exit 1
            ;;
    esac
    shift
done

case ${branch_type} in
    "remote")
        ;;
    "local")
        ;;
    "merged")
        ;;
    *)
        print_help
        exit 1
        ;;
esac

case ${2} in
    "-r")
        sort_opt=""
        ;;
    "--reverse")
        sort_opt=""
        ;;
    "")
        true
        ;;
    *)
        print_help
        exit 1
        ;;
esac

display_branch_info ${branch_type} ${sort_opt}

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