Replace that boring variable names with funny emojis in your Swift code

emojize-swift.sh

#!/usr/bin/env bash

# Replace that boring variable names with funny emojis in your Swift code
#
# @param 1 - file to emojize
emojize() {
	local FILE=$1
	local EMOJI=(😀 😬 😁 😂 😃 😄 😅 😆 😇 😉 😊 🙂 🙃 😋 😌 😍 😘 😗 😙 😚 😜 😝 😛 🤑 🤓 😎 🤗 😏 😶 😐 😑 😒 🙄 🤔 😳 😞 😟 😠 😡 😔 😕 🙁 😣 😖 😫 😩 😤 😮 😱 😨 😰 😯 😦 😧 😢 😥 😪 😓 😭 😵 😲 🤐 😷 🤒 🤕 😴 💤 💩 😈 👿 👹 👺 💀 👻 👽 🤖 😺 😸 😹 😻 😼 😽 🙀 😿 😾 🙌 👏 👋 👍 👊 👌 💪 🙏 👆 👇 👈 👉 🖕 🤘 🖖 💅 👄 👅 👂 👃 👁 👀 👤 🗣 👶 👦 👧 👨 👩 👱 👴 👵 👲 👳 👮 👷 💂 🕵 🎅 👼 👸 👰 🚶 🏃 💃 👯 👫 👬 👭 🙇 💁 🙅 🙆 🙋 🙎 🙍 💇 💆 💑 💏 👪)
	local EMOJI_LEN=${#EMOJI[@]}
	local I=0
	[ -r "$FILE" ] && grep -o -E '\<(let|var)\>[ \t]+([a-zA-Z0-9_-]+)' \
		"$FILE" | while read -r _ NAME
	do
		(( I >= EMOJI_LEN )) && break
		sed -i '' -e "s/[[:<:]]${NAME}[[:>:]]/${EMOJI[$(( I++ ))]}/g" "$FILE"
	done
}

if [ "${BASH_SOURCE[0]}" == "$0" ]
then
	for ARG
	do
		emojize "$ARG"
	done
fi