Post-checkout hook clear DerivedData and re-open Xcode if needed

post-checkout-hook

#!/bin/bash

PROCESS=Contents/MacOS/Xcode
WORKSPACE={Your Workspace/Project Path}
CACHE=~/Library/Developer/Xcode/DerivedData

# --------

previousHead=$1
currentHead=$2

if [ $previousHead == $currentHead ]
  then
    # same branch, ignoring...
    exit 0
fi

function clean() {
    echo "Cleaning $1..."
    rm -rf $1
}

function stop() {
    echo "Killing $1"
    kill $(ps aux | grep -v grep | grep $1 | awk '{print $2}' | xargs -L 1 kill -9)
}

function reopen() {
    echo "Re-Opening $1..."
    open $1
}

function isOpen() {
    filename=${0##*/}
    number=$(ps aux | grep -v grep | grep -v $filename | grep -ci $1)

    if [ $number -gt 0 ]
        then
            echo "Found $number open instances of $1"
            return 0
        else
            return 1
    fi
}

if isOpen $PROCESS; then
    stop $PROCESS
    clean $CACHE
    reopen $WORKSPACE
else
    clean $CACHE
fi

post-checkout-hook-alt

#!/bin/bash

previousHead=$1
currentHead=$2

if [ $previousHead == $currentHead ]
  then
    # same branch, ignoring...
    exit 0
fi

process=Contents/MacOS/Xcode
workspace={Your Workspace/Project Path}
cache=~/Library/Developer/Xcode/DerivedData

{Path to script}/stop-and-frisk.sh $process $workspace $cache

stop-and-frisk.sh

#!/bin/bash

PROCESS=$1
WORKSPACE=$2
CACHE=$3

function clean() {
    echo "Cleaning $1..."
    rm -rf $1
}

function stop() {
    echo "Killing $1"
    kill $(ps aux | grep -v grep | grep $1 | awk '{print $2}' | xargs -L 1 kill -9)
}

function reopen() {
    echo "Re-Opening $1..."
    open $1
}

function isOpen() {
    filename=${0##*/}
    number=$(ps aux | grep -v grep | grep -v $filename | grep -ci $1)

    if [ $number -gt 0 ]
        then
            echo "Found $number open instances of $1"
            return 0
        else
            return 1
    fi
}

if isOpen $PROCESS; then
    stop $PROCESS
    clean $CACHE
    reopen $WORKSPACE
else
    clean $CACHE
fi