core-lightning/tools/check-spelling.sh

#!/bin/bash

git --no-pager grep -nHiE 'l[ightn]{6}g|l[ightn]{8}g|ilghtning|lgihtning|lihgtning|ligthning|lighnting|lightinng|lightnnig|lightnign' -- . ':!tools/check-spelling.sh'
if [[ $? == 0 ]]; then
    echo "Identified a likely misspelling of the word \"lightning\" (see above). Please fix."
    echo "Is this warning incorrect? Please teach tools/check-spelling.sh about the exciting new word."
    exit 1
fi