// Test of examples.
package testdata
func Example() {} // OK because is package-level.
func Example_suffix() // OK because refers to suffix annotation.
func Example_BadSuffix() // OK because non-test package was excluded. No false positives wanted.
func ExampleBuf() // OK because non-test package was excluded. No false positives wanted.
func ExampleBuf_Append() {} // OK because non-test package was excluded. No false positives wanted.
func ExampleBuf_Clear() {} // OK because non-test package was excluded. No false positives wanted.
func ExampleBuf_suffix() {} // OK because refers to suffix annotation.
func ExampleBuf_Append_Bad() {} // OK because non-test package was excluded. No false positives wanted.
func ExampleBuf_Append_suffix() {} // OK because refers to known method with valid suffix.
func ExampleBuf_Reset() bool { return true } // ERROR "ExampleBuf_Reset should return nothing"
func ExampleBuf_Len(i int) {} // ERROR "ExampleBuf_Len should be niladic"
// "Puffer" is German for "Buffer".
func ExamplePuffer() // OK because non-test package was excluded. No false positives wanted.
func ExamplePuffer_Append() // OK because non-test package was excluded. No false positives wanted.
func ExamplePuffer_suffix() // OK because non-test package was excluded. No false positives wanted.