NewContainsIgnoreCaseMatcher returns a ContainsIgnoreCaseMatcher for a list of terms.

NewContainsMatcher returns a ContainsMatcher for a list of terms.

NewEqualsIgnoreCaseMatcher returns an EqualsIgnoreCaseMatcher for a list of terms.

NewEqualsMatcher returns an EqualsMatcher for a list of terms.

NewRegexpMatcher returns a RegexpMatcher for a list of regular expressions.

ContainsIgnoreCaseMatcher is the case-insensitive version of ContainsMatcher.

ContainsMatcher matches a string if it contains at any of the terms in the matcher's list.

EqualsIgnoreCaseMatcher is the case-insensitive version of EqualsMatcher.

EqualsMatcher matches a string that is contained in the terms list.

NoneMatcher does not match any string.

RegexpMatcher matches a string using a set of regular expressions.