List current branch in multiple repos and show status. Optionally pass `-f` or `--fetch` to run a fetch on each branch first.

list-git-branches.sh

#!/bin/bash

# root repo folder
REPOROOT="$HOME/Projects"
# folder search glob
REPOGLOB="cozy[-_]*"

OUTDATA=""

fetch_msg="Fetching.."

for REPO in `find ${REPOROOT} -type d -iname "${REPOGLOB}" -maxdepth 1`
do

    # get repo name
    basename=$(basename ${REPO})

    # get branch
    branchname=$(cd ${REPO} && git symbolic-ref --short HEAD)

    # optionally run fetch before getting status
    if [[ "$1" == "--fetch" || "$1" == "-f" ]]; then
        printf "$fetch_msg"
        cd ${REPO} && git fetch origin $branchname 2>/dev/null
        fetch_msg=".."
    fi

    # color branch
    #   red == master
    #   blue == develop
    #   everything else == yellow
    branch="$branchname"
    case "$branch" in
    "master")
        branch="$(tput setf 4)$branch$(tput sgr0)" ;; # red
    "develop")
        branch="$(tput setf 1)$branch$(tput sgr0)" ;; # blue
    *)
        branch="$(tput setf 6)$branch$(tput sgr0)" # yellow
    esac

    # get git status
    #   - == deleted files
    #   + == untracked files
    #   * == modified files
    status=""
    git_status="$(cd ${REPO} && git status 2>/dev/null)"
    if [[ "$git_status" == *deleted* ]]; then
        status+="-"
    fi
    if [[ "$git_status" == *Untracked[[:space:]]files:* ]]; then
        status+="+"
    fi
    if [[ "$git_status" == *modified:* ]]; then
        status+="*"
    fi

    # color git status
    if [[ "$status" = "" ]]; then
        status=""
    else
        status=" $(tput setf 2)($status)$(tput sgr0)"
    fi

    # get repo diff with origin
    rev_list=$(cd ${REPO} && git rev-list --left-right --count origin/$branchname..HEAD)
    ahead=$(echo $rev_list | cut -f2 -d " " )
    behind=$(echo $rev_list | cut -f1 -d " " )

    diff=""
    if [[ $ahead -gt 0 ]]; then
        diff+="$ahead ahead"
    fi
    if [[ $behind -gt 0 ]]; then
        if ! [[ "$diff" == ""  ]]; then
            diff+=", "
        fi
        diff+="$behind behind"
    fi
    if [[ "$diff" = "" ]]; then
        diff="$(tput setf 0)[up-to-date]$(tput sgr0)"
    else
        diff="$(tput setf 3)[$diff]$(tput sgr0)"
    fi

    # final string output with gray space. pipe
    OUTDATA+="$basename|$branch$status $diff\n"
done

if [[ "$1" == "--fetch" || "$1" == "-f" ]]; then
    printf "\n"
fi

# print output in columns. pipe | is used to identify columns
printf "$OUTDATA" | column -t -s "|"