dify/api/core/tools/provider/builtin/regex/regex.py

from typing import Any

from core.tools.errors import ToolProviderCredentialValidationError
from core.tools.provider.builtin.regex.tools.regex_extract import RegexExpressionTool
from core.tools.provider.builtin_tool_provider import BuiltinToolProviderController


class RegexProvider(BuiltinToolProviderController):
    def _validate_credentials(self, credentials: dict[str, Any]) -> None:
        try:
            RegexExpressionTool().invoke(
                user_id='',
                tool_parameters={
                    'content': '1+(2+3)*4',
                    'expression': r'(\d+)',
                },
            )
        except Exception as e:
            raise ToolProviderCredentialValidationError(str(e))