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"""Shared utility functions.""" |
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import sys |
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from traceback import format_exception, format_exception_only |
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def format_exc_skip(skip, limit=None): |
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"""Like traceback.format_exc but allow skipping the first frames.""" |
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type, val, tb = sys.exc_info() |
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for i in range(skip): |
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tb = tb.tb_next |
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return ('\n'.join(format_exception(type, val, tb, limit))).rstrip() |
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def format_exc_msg(skip=1, limit=None): |
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"""Format ``exc`` to be used in error messages. |
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It duplicates the exception itself on the first line, since v:exception |
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will only contain this. |
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5 |
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`repr()` is used for SyntaxErrors, because it will contain more information |
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that cannot be easily displayed on a single line: |
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SyntaxError('unexpected EOF while parsing', |
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('<string>', 1, 12, 'syntaxerror('))) |
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For all other exceptions `traceback.format_exception_only` is used, |
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which is the same as the last line then (via with `format_exception` in |
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`format_exc_skip`). |
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5 |
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""" |
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etype, value, _ = sys.exc_info() |
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if issubclass(etype, SyntaxError): |
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exc_msg = repr(value) |
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else: |
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exc_msg = format_exception_only(etype, value)[-1].rstrip('\n') |
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return "{!s}\n{}\n\n".format(exc_msg, format_exc_skip(skip)) |
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# Taken from SimpleNamespace in python 3 |
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class Version: |
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"""Helper class for version info.""" |
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def __init__(self, **kwargs): |
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"""Create the Version object.""" |
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self.__dict__.update(kwargs) |
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def __repr__(self): |
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"""Return str representation of the Version.""" |
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keys = sorted(self.__dict__) |
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items = ("{}={!r}".format(k, self.__dict__[k]) for k in keys) |
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return "{}({})".format(type(self).__name__, ", ".join(items)) |
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def __eq__(self, other): |
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"""Check if version is same as other.""" |
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return self.__dict__ == other.__dict__ |
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neovim /
python-client
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It is generally discouraged to redefine built-ins as this makes code very hard to read.