Creates a Git command to list all branches and their descriptions.

git-branchdes

#!/bin/bash

# Adapted from https://github.com/bahmutov/git-branches/
# License: MIT
# Place in executable path. Name the file git-branchdes
# Execute with the command git branchdes
# @see https://gist.github.com/stephenharris/611fabdb584745e6ad9b

# Store an array of merged branches
readarray -t merged <<< "$(git branch --merged)"

branch=""
branches=`git branch --list`
#color codes
ESC_SEQ="\x1b["
COL_RESET=$ESC_SEQ"39;49;00m"
COL_RED=$ESC_SEQ"31;01m"
COL_BLUE=$ESC_SEQ"34;01m"
COL_GREEN=$ESC_SEQ"32;01m"

# requires git > v.1.7.9

# you can set branch's description using command
# git branch --edit-description
# this opens the configured text editor, enter message, save and exit
# if one editor does not work (for example Sublime does not work for me)
# try another one, like vi

# you can see branch's description using
# git config branch.<branch name>.description
printf "\n";
while read -r branch; do
	# git marks current branch with "* ", remove it
  
	clean_branch_name=${branch//\*\ /}
	description=`git config branch.$clean_branch_name.description`

	branchname="${clean_branch_name// /}"
	
	# Mark current branch red
	if [ "${branch::1}" == "*" ]; then
		COL=$COL_RED
	else
		# Mark unmerged branches blue
		# and merged branches green
		COL=$COL_BLUE
		for merged_branch in "${merged[@]}"
			do
			clean_merged_branch=${merged_branch// /}
		    if [ "$clean_merged_branch" == "$branchname" ] ; then
				COL=$COL_GREEN
				break
    		fi
		done
	fi
  	
  	printf "  $COL%-20s$COL_RESET %-20s\n" "$branchname" "$description"
  		
done <<< "$branches"
printf "\n";

Future self: I placed this in /usr/bin/.