chat.txt

# Limiting repeating characters to 4 repeats maximum.
# Does NOT work for multiple letters/characters repeating such as: lololololololol
# Only works for things like: "aaaaaaaaaaaaaaaaaaaaaaaaaaaa" or "...................."
match (.)(?=([a-z])\1{3})
then replace

# replaces things like lollollollollollollol with max of 4 characters.
match (..)(?=([a-z])\1{3})
then replace

match (...)(?=([a-z])\1{3})
then replace

match (....)(?=([a-z])\1{3})
then replace

match (.....)(?=([a-z])\1{3})
then replace