mirror of
https://github.com/thegeeklab/ansible-later.git
synced 2024-07-02 23:21:02 +02:00
148 lines
4.6 KiB
Python
148 lines
4.6 KiB
Python
"""Exception classes for all of Flake8."""
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class Flake8Exception(Exception):
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"""Plain Flake8 exception."""
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class EarlyQuit(Flake8Exception):
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"""Except raised when encountering a KeyboardInterrupt."""
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class ExecutionError(Flake8Exception):
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"""Exception raised during execution of Flake8."""
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class FailedToLoadPlugin(Flake8Exception):
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"""Exception raised when a plugin fails to load."""
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FORMAT = 'Flake8 failed to load plugin "%(name)s" due to %(exc)s.'
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def __init__(self, plugin, exception):
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"""Initialize our FailedToLoadPlugin exception."""
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self.plugin = plugin
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self.ep_name = self.plugin.name
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self.original_exception = exception
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super(FailedToLoadPlugin, self).__init__(plugin, exception)
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def __str__(self):
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"""Format our exception message."""
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return self.FORMAT % {
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"name": self.ep_name,
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"exc": self.original_exception,
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}
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class InvalidSyntax(Flake8Exception):
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"""Exception raised when tokenizing a file fails."""
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def __init__(self, exception): # type: (Exception) -> None
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"""Initialize our InvalidSyntax exception."""
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self.original_exception = exception
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self.error_message = "{0}: {1}".format(
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exception.__class__.__name__, exception.args[0]
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)
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self.error_code = "E902"
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self.line_number = 1
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self.column_number = 0
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super(InvalidSyntax, self).__init__(exception)
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def __str__(self):
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"""Format our exception message."""
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return self.error_message
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class PluginRequestedUnknownParameters(Flake8Exception):
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"""The plugin requested unknown parameters."""
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FORMAT = '"%(name)s" requested unknown parameters causing %(exc)s'
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def __init__(self, plugin, exception):
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"""Pop certain keyword arguments for initialization."""
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self.plugin = plugin
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self.original_exception = exception
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super(PluginRequestedUnknownParameters, self).__init__(
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plugin, exception
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)
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def __str__(self):
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"""Format our exception message."""
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return self.FORMAT % {
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"name": self.plugin["plugin_name"],
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"exc": self.original_exception,
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}
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class PluginExecutionFailed(Flake8Exception):
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"""The plugin failed during execution."""
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FORMAT = '"%(name)s" failed during execution due to "%(exc)s"'
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def __init__(self, plugin, exception):
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"""Utilize keyword arguments for message generation."""
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self.plugin = plugin
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self.original_exception = exception
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super(PluginExecutionFailed, self).__init__(plugin, exception)
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def __str__(self):
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"""Format our exception message."""
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return self.FORMAT % {
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"name": self.plugin["plugin_name"],
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"exc": self.original_exception,
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}
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class HookInstallationError(Flake8Exception):
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"""Parent exception for all hooks errors."""
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class GitHookAlreadyExists(HookInstallationError):
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"""Exception raised when the git pre-commit hook file already exists."""
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def __init__(self, *args, **kwargs):
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"""Initialize the path attribute."""
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self.path = kwargs.pop("path")
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super(GitHookAlreadyExists, self).__init__(*args, **kwargs)
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def __str__(self):
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"""Provide a nice message regarding the exception."""
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msg = (
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"The Git pre-commit hook ({0}) already exists. To convince "
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"Flake8 to install the hook, please remove the existing "
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"hook."
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)
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return msg.format(self.path)
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class MercurialHookAlreadyExists(HookInstallationError):
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"""Exception raised when a mercurial hook is already configured."""
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hook_name = None
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def __init__(self, *args, **kwargs):
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"""Initialize the relevant attributes."""
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self.path = kwargs.pop("path")
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self.value = kwargs.pop("value")
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super(MercurialHookAlreadyExists, self).__init__(*args, **kwargs)
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def __str__(self):
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"""Return a nicely formatted string for these errors."""
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msg = (
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'The Mercurial {0} hook already exists with "{1}" in {2}. '
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"To convince Flake8 to install the hook, please remove the "
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"{0} configuration from the [hooks] section of your hgrc."
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)
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return msg.format(self.hook_name, self.value, self.path)
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class MercurialCommitHookAlreadyExists(MercurialHookAlreadyExists):
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"""Exception raised when the hg commit hook is already configured."""
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hook_name = "commit"
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class MercurialQRefreshHookAlreadyExists(MercurialHookAlreadyExists):
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"""Exception raised when the hg commit hook is already configured."""
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hook_name = "qrefresh"
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