from hamcrest.core.base_matcher import BaseMatcher
from hamcrest.core.helpers.wrap_matcher import wrap_matcher

__author__ = "Jon Reid"
__copyright__ = "Copyright 2011 hamcrest.org"
__license__ = "BSD, see License.txt"


class AllOf(BaseMatcher):

    def __init__(self, *matchers, **kwargs):
        self.matchers = matchers
        self.describe_matcher_in_mismatch = kwargs.pop('describe_matcher_in_mismatch', True)  # No keyword-only args in 2.7 :-(
        self.describe_all_mismatches = kwargs.pop('describe_all_mismatches', False)

    def matches(self, item, mismatch_description=None):
        found_mismatch = False
        for i, matcher in enumerate(self.matchers):
            if not matcher.matches(item):
                if mismatch_description:
                    if self.describe_matcher_in_mismatch:
                        mismatch_description.append_description_of(matcher) \
                                            .append_text(' ')
                    matcher.describe_mismatch(item, mismatch_description)
                found_mismatch = True
                if not self.describe_all_mismatches:
                    break
                elif i < len(self.matchers) - 1:
                    mismatch_description.append_text(' and ')
        return not found_mismatch

    def describe_mismatch(self, item, mismatch_description):
        self.matches(item, mismatch_description)

    def describe_to(self, description):
        description.append_list('(', ' and ', ')', self.matchers)


def all_of(*items):
    """Matches if all of the given matchers evaluate to ``True``.

    :param matcher1,...:  A comma-separated list of matchers.

    The matchers are evaluated from left to right using short-circuit
    evaluation, so evaluation stops as soon as a matcher returns ``False``.

    Any argument that is not a matcher is implicitly wrapped in an
    :py:func:`~hamcrest.core.core.isequal.equal_to` matcher to check for
    equality.

    """
    return AllOf(*[wrap_matcher(item) for item in items])
