vendor.github.com.smarty.assertions.internal.oglematchers.not.go Maven / Gradle / Ivy
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// Copyright 2011 Aaron Jacobs. All Rights Reserved.
// Author: [email protected] (Aaron Jacobs)
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package oglematchers
import (
"errors"
"fmt"
)
// Not returns a matcher that inverts the set of values matched by the wrapped
// matcher. It does not transform the result for values for which the wrapped
// matcher returns a fatal error.
func Not(m Matcher) Matcher {
return ¬Matcher{m}
}
type notMatcher struct {
wrapped Matcher
}
func (m *notMatcher) Matches(c any) (err error) {
err = m.wrapped.Matches(c)
// Did the wrapped matcher say yes?
if err == nil {
return errors.New("")
}
// Did the wrapped matcher return a fatal error?
if _, isFatal := err.(*FatalError); isFatal {
return err
}
// The wrapped matcher returned a non-fatal error.
return nil
}
func (m *notMatcher) Description() string {
return fmt.Sprintf("not(%s)", m.wrapped.Description())
}