Module bic 

BIC (Bank Identifier Code) / SWIFT code validation rule.

Validates per ISO 9362:2022:

• 4 alpha-only characters: institution code
• 2 alpha-only characters: country code (ISO 3166-1 alpha-2)
• 2 alphanumeric characters: location code
• Optional 3 alphanumeric characters: branch code

Total length: 8 or 11 characters.

The pattern also matches the generated type annotation: [A-Z0-9]{4,4}[A-Z]{2,2}[A-Z0-9]{2,2}([A-Z0-9]{3,3}){0,1}

Structs

BicRule

Validates a value as a BIC/SWIFT code.