mirror of
https://github.com/morpheus65535/bazarr
synced 2024-12-26 09:37:25 +00:00
235 lines
7.5 KiB
Python
235 lines
7.5 KiB
Python
from ._compat import PY2, filename_to_ui, get_text_stderr
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from .utils import echo
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def _join_param_hints(param_hint):
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if isinstance(param_hint, (tuple, list)):
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return ' / '.join('"%s"' % x for x in param_hint)
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return param_hint
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class ClickException(Exception):
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"""An exception that Click can handle and show to the user."""
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#: The exit code for this exception
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exit_code = 1
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def __init__(self, message):
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ctor_msg = message
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if PY2:
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if ctor_msg is not None:
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ctor_msg = ctor_msg.encode('utf-8')
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Exception.__init__(self, ctor_msg)
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self.message = message
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def format_message(self):
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return self.message
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def __str__(self):
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return self.message
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if PY2:
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__unicode__ = __str__
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def __str__(self):
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return self.message.encode('utf-8')
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def show(self, file=None):
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if file is None:
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file = get_text_stderr()
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echo('Error: %s' % self.format_message(), file=file)
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class UsageError(ClickException):
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"""An internal exception that signals a usage error. This typically
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aborts any further handling.
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:param message: the error message to display.
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:param ctx: optionally the context that caused this error. Click will
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fill in the context automatically in some situations.
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"""
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exit_code = 2
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def __init__(self, message, ctx=None):
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ClickException.__init__(self, message)
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self.ctx = ctx
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self.cmd = self.ctx and self.ctx.command or None
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def show(self, file=None):
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if file is None:
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file = get_text_stderr()
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color = None
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hint = ''
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if (self.cmd is not None and
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self.cmd.get_help_option(self.ctx) is not None):
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hint = ('Try "%s %s" for help.\n'
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% (self.ctx.command_path, self.ctx.help_option_names[0]))
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if self.ctx is not None:
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color = self.ctx.color
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echo(self.ctx.get_usage() + '\n%s' % hint, file=file, color=color)
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echo('Error: %s' % self.format_message(), file=file, color=color)
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class BadParameter(UsageError):
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"""An exception that formats out a standardized error message for a
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bad parameter. This is useful when thrown from a callback or type as
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Click will attach contextual information to it (for instance, which
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parameter it is).
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.. versionadded:: 2.0
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:param param: the parameter object that caused this error. This can
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be left out, and Click will attach this info itself
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if possible.
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:param param_hint: a string that shows up as parameter name. This
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can be used as alternative to `param` in cases
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where custom validation should happen. If it is
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a string it's used as such, if it's a list then
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each item is quoted and separated.
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"""
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def __init__(self, message, ctx=None, param=None,
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param_hint=None):
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UsageError.__init__(self, message, ctx)
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self.param = param
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self.param_hint = param_hint
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def format_message(self):
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if self.param_hint is not None:
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param_hint = self.param_hint
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elif self.param is not None:
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param_hint = self.param.get_error_hint(self.ctx)
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else:
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return 'Invalid value: %s' % self.message
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param_hint = _join_param_hints(param_hint)
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return 'Invalid value for %s: %s' % (param_hint, self.message)
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class MissingParameter(BadParameter):
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"""Raised if click required an option or argument but it was not
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provided when invoking the script.
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.. versionadded:: 4.0
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:param param_type: a string that indicates the type of the parameter.
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The default is to inherit the parameter type from
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the given `param`. Valid values are ``'parameter'``,
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``'option'`` or ``'argument'``.
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"""
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def __init__(self, message=None, ctx=None, param=None,
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param_hint=None, param_type=None):
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BadParameter.__init__(self, message, ctx, param, param_hint)
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self.param_type = param_type
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def format_message(self):
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if self.param_hint is not None:
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param_hint = self.param_hint
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elif self.param is not None:
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param_hint = self.param.get_error_hint(self.ctx)
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else:
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param_hint = None
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param_hint = _join_param_hints(param_hint)
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param_type = self.param_type
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if param_type is None and self.param is not None:
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param_type = self.param.param_type_name
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msg = self.message
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if self.param is not None:
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msg_extra = self.param.type.get_missing_message(self.param)
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if msg_extra:
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if msg:
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msg += '. ' + msg_extra
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else:
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msg = msg_extra
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return 'Missing %s%s%s%s' % (
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param_type,
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param_hint and ' %s' % param_hint or '',
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msg and '. ' or '.',
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msg or '',
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)
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class NoSuchOption(UsageError):
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"""Raised if click attempted to handle an option that does not
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exist.
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.. versionadded:: 4.0
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"""
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def __init__(self, option_name, message=None, possibilities=None,
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ctx=None):
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if message is None:
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message = 'no such option: %s' % option_name
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UsageError.__init__(self, message, ctx)
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self.option_name = option_name
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self.possibilities = possibilities
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def format_message(self):
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bits = [self.message]
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if self.possibilities:
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if len(self.possibilities) == 1:
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bits.append('Did you mean %s?' % self.possibilities[0])
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else:
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possibilities = sorted(self.possibilities)
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bits.append('(Possible options: %s)' % ', '.join(possibilities))
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return ' '.join(bits)
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class BadOptionUsage(UsageError):
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"""Raised if an option is generally supplied but the use of the option
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was incorrect. This is for instance raised if the number of arguments
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for an option is not correct.
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.. versionadded:: 4.0
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:param option_name: the name of the option being used incorrectly.
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"""
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def __init__(self, option_name, message, ctx=None):
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UsageError.__init__(self, message, ctx)
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self.option_name = option_name
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class BadArgumentUsage(UsageError):
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"""Raised if an argument is generally supplied but the use of the argument
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was incorrect. This is for instance raised if the number of values
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for an argument is not correct.
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.. versionadded:: 6.0
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"""
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def __init__(self, message, ctx=None):
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UsageError.__init__(self, message, ctx)
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class FileError(ClickException):
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"""Raised if a file cannot be opened."""
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def __init__(self, filename, hint=None):
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ui_filename = filename_to_ui(filename)
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if hint is None:
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hint = 'unknown error'
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ClickException.__init__(self, hint)
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self.ui_filename = ui_filename
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self.filename = filename
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def format_message(self):
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return 'Could not open file %s: %s' % (self.ui_filename, self.message)
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class Abort(RuntimeError):
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"""An internal signalling exception that signals Click to abort."""
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class Exit(RuntimeError):
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"""An exception that indicates that the application should exit with some
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status code.
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:param code: the status code to exit with.
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"""
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def __init__(self, code=0):
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self.exit_code = code
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