cx-library-manager/server_source/validators_base.py

import re

class validators_base:
    @staticmethod
    def _validate_generic_name(content: str, name: str = "it") -> str:
        if re.search("\W ", content) is not None:
            raise ValueError(
                name.title() + " can contain only _ and alphanumeric chars."
            )

        return content 

    @staticmethod
    def _validate_white_chars(content: str, name: str = "it") -> str:
        if re.search("\s", content) is not None:
            raise ValueError(
                name.title() + " can not contain whitespace chars."
            )
        
        return content

    @staticmethod 
    def _validate_lenght(
        content: str, 
        name: str,
        minimum: int, 
        maximum: int | None
    ) -> str:
        if len(content) < minimum:
            raise ValueError(name.title() + " is too short.")

        if maximum is not None and len(content) > maximum:
            raise ValueError(name.title() + " is too long.")

        return content