xc-launch.sh

#!/bin/bash

# xc-launch.sh: script to launch Xcode using a RAM disk to store intermediate build products 
# written by Diego Freniche
# distributed under the MIT & Anyone But Richard Stallman Licenses ;-)

# delete /volumes/ramdisk directory (in case you've started Xcode without calling this script 1st)

rm -rf /Volumes/ramdisk

# create a 4GB RAM disk. Mounting it in /Volumes/ramdisk
# if /Volumes/ramdisk already exist, do nothing

if [[ $(mount | awk '$3 == "/Volumes/ramdisk" {print $3}') != "" ]]; then
	echo /Volumes/ramdisk is mounted
else
	diskutil erasevolume HFS+ "ramdisk" `hdiutil attach -nomount ram://8475854`
fi

open -a Xcode

echo "
      ____________________________
     /                           /\           ██╗  ██╗ ██████╗ ██╗      █████╗ ██╗   ██╗███╗   ██╗ ██████╗██╗  ██╗
    /                          _/ /\          ╚██╗██╔╝██╔════╝ ██║     ██╔══██╗██║   ██║████╗  ██║██╔════╝██║  ██║
   /        xc-launch          / \/            ╚███╔╝ ██║█████╗██║     ███████║██║   ██║██╔██╗ ██║██║     ███████║
  /                           /\               ██╔██╗ ██║╚════╝██║     ██╔══██║██║   ██║██║╚██╗██║██║     ██╔══██║
 /___________________________/ /              ██╔╝ ██╗╚██████╗ ███████╗██║  ██║╚██████╔╝██║ ╚████║╚██████╗██║  ██║
 \___________________________\/               ╚═╝  ╚═╝ ╚═════╝ ╚══════╝╚═╝  ╚═╝ ╚═════╝ ╚═╝  ╚═══╝ ╚═════╝╚═╝  ╚═╝
  \ \ \ \ \ \ \ \ \ \ \ \ \ \ \               ... your derived data folder in RAM
  
  "