src/client/pkg/require/require.go
func Matches(tb testing.TB, expectedMatch string, actual string, msgAndArgs ...interface{}) {
	tb.Helper()
	r, err := regexp.Compile(expectedMatch)
	if err != nil {
		fatal(tb, msgAndArgs, "Match string provided (%v) is invalid", expectedMatch)
	}
	if !r.MatchString(actual) {
		fatal(tb, msgAndArgs, "Actual string (%v) does not match pattern (%v)", actual, expectedMatch)
	}
}
func Matches(tb testing.TB, expectedMatch string, actual string, msgAndArgs ...interface{}) {
	tb.Helper()
	r, err := regexp.Compile(expectedMatch)
	if err != nil {
		fatal(tb, msgAndArgs, "Match string provided (%v) is invalid", expectedMatch)
	}
	if !r.MatchString(actual) {
		fatal(tb, msgAndArgs, "Actual string (%v) does not match pattern (%v)", actual, expectedMatch)
	}
}
// Matches checks that a string matches a regular-expression.