Identify namespace dependency issues (Laravel 4 to Laravel 5 upgrade)

dependencyResolution.sh

#!/bin/bash

folder='*'
exclude='--exclude-dir=vendor --exclude-dir=bower_components --exclude-dir=node_modules --exclude-dir=storage --exclude-dir=public'

statics=`grep -Eo $exclude "([A-Z][a-zA-Z0-9]+)::" $folder -R`
classes=`grep -Eo $exclude 'new ([A-Z][a-zA-Z0-9]+)' $folder -R | sed -n 's/new //p'`
exceptions=`grep -Eo $exclude 'catch \((([A-Z][a-zA-Z0-9]+)?Exception)' $folder -R | sed -n 's/catch (//p'`

combined=("${statics[@]}" "${classes[@]}" "${exceptions[@]}")
combined=`echo "${combined[@]}" | sort | uniq`

for classUsage in $combined; do
	tempArray=($(echo $classUsage | tr ":" " "))

	if [ ! -z ${tempArray[1]} ]; then
		useStatementExists=`grep -E "^use ([^ ]+)?( as )?${tempArray[1]};$" ${tempArray[0]}`

		if [ -z "$useStatementExists" ]; then
			echo "${tempArray[@]}"
		fi
	fi
done