Source code for linkd.exceptions
# -*- coding: utf-8 -*-
# Copyright (c) 2025-present tandemdude
#
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from __future__ import annotations
__all__ = [
"CircularDependencyException",
"CodeGenerationFailedException",
"ContainerClosedException",
"DependencyInjectionException",
"DependencyNotSatisfiableException",
"RegistryFrozenException",
]
import typing as t
[docs]
class DependencyInjectionException(Exception):
"""Base class for all exceptions raised from the dependency injection system."""
[docs]
class ContainerClosedException(DependencyInjectionException):
"""Exception raised when attempting to get a dependency from a closed container."""
[docs]
class CircularDependencyException(DependencyInjectionException):
"""Exception raised when a circular dependency is detected."""
[docs]
class DependencyNotSatisfiableException(DependencyInjectionException):
"""Exception raised when a dependency is requested but cannot be created."""
[docs]
class RegistryFrozenException(DependencyInjectionException):
"""Exception raised when attempting to register a new dependency with a frozen registry."""
[docs]
class CodeGenerationFailedException(DependencyInjectionException, SyntaxError):
"""Exception raised code generation of a dependency resolver function failed."""
def __init__(self, generated_code: str, exec_globals: dict[str, t.Any]) -> None:
super().__init__(
"\n".join(
[
"dependency resolver function generation failed",
"generated code was:",
"",
generated_code,
"",
f"globals were: {exec_globals}",
]
)
)
self.generated_code = generated_code
self.exec_globals = exec_globals