Automatically set up development environment for Rails/Ember applications

devmux.sh

#!/bin/bash

# Set up variables
run_server=true
show_help=false

# Set up the server command
if [ -f 'ember-cli-build.js' ]; then
  SERVER_CMD='ember server --proxy http://localhost:3000'
elif [ -f 'bin/rails' ]; then
  SERVER_CMD='bin/rails s'
fi

# Options
while getopts 'nh' flag; do
  case "${flag}" in
    n) run_server=false ;;
    h) show_help=true ;;
    *) error "Unexpected option ${flag}" ;;
  esac
done

# Show command usage
show_usage ()
{
  echo "$(basename "$0") [-h] [-n] -- creates a tmux environment for Ember and Rails applications

where:
    -h  show this help text
    -n  don't launch Ember/Rails server"
}

# Show the command usage and exit
if [ "$show_help" == true ]; then
  show_usage
  exit 0
fi

# Set up tmux session
tmux new-session -d 'vim'

if [ "$run_server" = false ] || [ -z "$SERVER_CMD" ]; then
  tmux split-window -v
else
  tmux split-window -v "$SERVER_CMD"
fi

tmux split-window -h
tmux -2 attach-session -d