git-newb

#!/bin/bash

# Copyright (c) 2019-2020 Benjamin Holt -- MIT License

if [ "$1" == "-h" -o "$1" == "--help" ]; then
    cat <<USAGE
usage: git newb SLUG [ALIAS]    Creates a new git branch named ALIAS and
                                immediately pushes it to a remote branch
                                named prefix/SLUG ALIAS defults to initials
                                from the SLUG
       git newb -h|--help       Print this message and exit
USAGE
    exit 0
fi

# Bold=`tput bold`
# Off=`tput sgr0`

if [ -z "$1" ]; then
    echo "Must specify a slug for the new branch name" >&2
    exit 1
fi

Slug="$1"
# Alias="${2:-`echo "$Slug" | sed -e 's:.*/::'`}"  # Derrive default alias from last segment of the slug
Alias="${2:-`echo "$Slug" | sed -e 's:.*/::g' -e 's/[A-Z]*-*[0-9][0-9]*//' | tr -d 'a-z0-9_.-' | tr 'A-Z' 'a-z'`}"  # Derive default alias from UpperCaseInitials (ignoring any JIRA-123- prefix)
if [ -z "$Alias" ]; then
  Alias=`echo "$Slug" | sed -e 's:.*/::g' -e 's/[A-Z]*-*[0-9][0-9]*//' -e 's/^\([A-Za-z]\)[^_.-]*/\1/' -e 's/[_.-]\([A-Za-z]\)[^_.-]*/\1/g'`  # Derive default alias from dash-separated-initials (again ignoring JIRA-123-)
fi

Branch=`git branch --list "$Alias"`
if [ "$Branch" ]; then
    echo "$Alias: branch already exists" >&2
    exit 1
fi

git checkout -b "$Alias"
git-setupb "$Slug" "$Alias"

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