Check if UIImage exists in assets

uiimage_check.sh

#!/bin/bash

CLASSES_FOLDERS=($PROJECT_NAME)
RESOURCE_FOLDER=$PROJECT_NAME

function show_code {
    for ClassFolder in "${CLASSES_FOLDERS[@]}"; do
        # try to find image name in [UIImage imageNamed:] pattern
        ERROR_LOCATION=$(grep -Ron "\[UIImage imageNamed:@\"$1\"]" $ClassFolder)
        if [[ -n $ERROR_LOCATION ]]; then break; fi;

        # try to find image name in UIImage(named:) pattern
        ERROR_LOCATION=$(grep -Ron "UIImage(named\:\"$1\")" $ClassFolder)
        if [[ -n $ERROR_LOCATION ]]; then break; fi;

        # try to find image name in xib pattern
        ERROR_LOCATION=$(grep -Ron --include "*.xib" "\s*image=\"$1\"" $ClassFolder)
        if [[ -n $ERROR_LOCATION ]]; then break; fi;

        # try to find image name in storyboard pattern
        ERROR_LOCATION=$(grep -Ron --include "*.storyboard" "\s*image=\"$1\"" $ClassFolder)
        if [[ -n $ERROR_LOCATION ]]; then break; fi;
    done
    
    ERROR_LOCATION=$(echo $ERROR_LOCATION | cut -d ':' -f 1,2)
    echo "$ERROR_LOCATION: error: Missing imageset with name $1"
}

function show_img {
    local IMG_LOC=$(find "$RESOURCE_FOLDER" -name "$1.imageset" | sed 's/.xcassets\//.xcassets:.\//')
    echo "$IMG_LOC/:: error: No more refs to imageset $1"
}

USED_NAMES=()

for ClassFolder in "${CLASSES_FOLDERS[@]}"; do
    # find obj-c [UIImage imageNamed:@""]
    USED_NAMES+=($(grep -Ron '\[UIImage imageNamed:\s*@"[^"]*"\s*\]' $ClassFolder | cut -d '"' -f 2))
    # find obj-c [UIApplicationShotrcutIcon iconWithTemplateImageName:@""]
    USED_NAMES+=($(grep -Ron '\[UIApplicationShortcutIcon iconWithTemplateImageName:\s*@"[^"]*"\s*\]' $ClassFolder | cut -d '"' -f 2))
    # find swift UIImage(named "")
    USED_NAMES+=($(grep -Ron 'UIImage(named\:\s*"[^"]\{1,\}"\s*)' $ClassFolder | cut -d '"' -f 2))
    # find xib usages
    USED_NAMES+=($(grep -Ron --include "*.xib" '\s*image="[^"]\{1,\}"\s*' $ClassFolder | cut -d '"' -f 2))
    # find storyboard usages
    USED_NAMES+=($(grep -Ron --include "*.storyboard" '\s*image="[^"]\{1,\}"\s*' $ClassFolder | cut -d '"' -f 2))
done

# find xib and storybord usages in resource folder
USED_NAMES+=($(grep -Ron --include "*.xib" '\s*image="[^"]\{1,\}"\s*' $RESOURCE_FOLDER | cut -d '"' -f 2))
USED_NAMES+=($(grep -Ron --include "*.storyboard" '\s*image="[^"]\{1,\}"\s*' $RESOURCE_FOLDER | cut -d '"' -f 2))
# find images names in assets and sort
PRESENTED_IMAGES=($(find $RESOURCE_FOLDER -name *.imageset | grep -v Pods | /usr/bin/sed -e 's/.*\///' -e 's/\.imageset$//'))

# sort result
SORTED_USED_NAMES=$(printf '%s\n' "${USED_NAMES[@]}" | sort -u)
SORTED_PRESENTED_IMAGES=$(printf '%s\n' "${PRESENTED_IMAGES[@]}" | sort -u)

EXIT_CODE=0

# printf '%s\n' "$SORTED_USED_NAMES" > used_names.txt
# printf '%s\n' "$SORTED_PRESENTED_IMAGES" > presented_images.txt

echo "Missing imageset with name:"
for name in $(comm -23 <(printf '%s\n' "$SORTED_USED_NAMES") <(printf '%s\n' "$SORTED_PRESENTED_IMAGES")); do
    show_code $name
    EXIT_CODE=1
done

echo "No more refs to imageset:"
for name in $(comm -13 <(printf '%s\n' "$SORTED_USED_NAMES") <(printf '%s\n' "$SORTED_PRESENTED_IMAGES")); do
    show_img $name
    EXIT_CODE=1
done
echo

exit $EXIT_CODE