Mapping of type names to their validation functions that check if a string matches a specific type.
Each function takes a string and returns true if it's a valid representation of that type.
Used internally by getTypes() and hasType() but exported for direct access to specific validators.
Mapping of type names to their validation functions that check if a string matches a specific type. Each function takes a string and returns true if it's a valid representation of that type. Used internally by getTypes() and hasType() but exported for direct access to specific validators.