package matchers import ( "fmt" "github.com/onsi/gomega/format" ) type SucceedMatcher struct { } func (matcher *SucceedMatcher) Match(actual interface{}) (success bool, err error) { if actual == nil { return true, nil } if isError(actual) { return false, nil } return false, fmt.Errorf("Expected an error-type. Got:\n%s", format.Object(actual, 1)) } func (matcher *SucceedMatcher) FailureMessage(actual interface{}) (message string) { return fmt.Sprintf("Expected success, but got an error:\n%s\n%s", format.Object(actual, 1), format.IndentString(actual.(error).Error(), 1)) } func (matcher *SucceedMatcher) NegatedFailureMessage(actual interface{}) (message string) { return "Expected failure, but got no error." }