src/fastmcp/exceptions.py

"""Custom exceptions for FastMCP."""

from mcp import McpError  # noqa: F401


class FastMCPError(Exception):
    """Base error for FastMCP."""


class ValidationError(FastMCPError):
    """Error in validating parameters or return values."""


class ResourceError(FastMCPError):
    """Error in resource operations."""


class ToolError(FastMCPError):
    """Error in tool operations."""


class PromptError(FastMCPError):
    """Error in prompt operations."""


class InvalidSignature(Exception):
    """Invalid signature for use with FastMCP."""


class ClientError(Exception):
    """Error in client operations."""


class NotFoundError(Exception):
    """Object not found."""


class DisabledError(Exception):
    """Object is disabled."""