39 lines
1.1 KiB
Python
39 lines
1.1 KiB
Python
from hamcrest.core.helpers.hasmethod import hasmethod
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from hamcrest.core.matcher import Matcher
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from hamcrest.library.text.substringmatcher import SubstringMatcher
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__author__ = "Jon Reid"
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__copyright__ = "Copyright 2011 hamcrest.org"
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__license__ = "BSD, see License.txt"
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class StringStartsWith(SubstringMatcher):
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def __init__(self, substring) -> None:
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super(StringStartsWith, self).__init__(substring)
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def _matches(self, item: str) -> bool:
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if not hasmethod(item, "startswith"):
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return False
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return item.startswith(self.substring)
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def relationship(self):
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return "starting with"
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def starts_with(substring: str) -> Matcher[str]:
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"""Matches if object is a string starting with a given string.
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:param string: The string to search for.
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This matcher first checks whether the evaluated object is a string. If so,
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it checks if ``string`` matches the beginning characters of the evaluated
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object.
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Example::
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starts_with("foo")
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will match "foobar".
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"""
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return StringStartsWith(substring)
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