Replace string in files

replace-in-files.sh

# finds all files in app folder with .rb extension
# for each file
#   capitalizes every "cr" strings preceded by a non-letter and followed by a capital letter
find app -name '*.rb' -exec sed -i '' -- "s/\([^a-zA-Z]\)[Cc][Rr]\([A-Z]\)/\1CR\2/g" {} +

# rename PGIntegrationError -> CRProviderError
find app -name '*.rb' -exec sed -i '' -- "s/PGIntegrationError\CRProviderError/g" {} +


find app spec config lib -name '*.rb' -exec sed -i '' -- "s/pg_integration_error\?\cr_provider_error\?/g" {} +

#shell
find . -name '*.rb' -exec sed -i -- "s/CrLoginStatus/CRProviderSubmission/g" {} +

find . -name '*.rb' -exec sed -i -- "s/cr_provider_submissiones/cr_provider_submissions/g" {} +
find . -name '*.rb' -exec sed -i -- "s/CRProviderSubmissioes/CRProviderSubmissions/g" {} +
CRProviderSubmissiones

cr_login_status
find . -name '*.rb' -exec sed -i -- "s/cr_login_status/cr_provider_submission/g" {} +

# finds all files in app folder starting with cr followed by a capital character
grep -rn "\b[Cc][Rr]\([A-Z]\)" app


grep -rn "\b[\w]?PG[\w]?[Ee]rror" app


# find multiple patterns
cat log/file.log | grep -P '^(?=.*pattern1)(?=.*pattern2)'