code: func NoError(t TestingT, err error, msgAndArgs ...interface{}) bool {
  	if h, ok := t.(tHelper); ok {
  		h.Helper()
  	}
  	if err != nil {
  		return Fail(t, fmt.Sprintf("Received unexpected error:\n%+v", err), msgAndArgs...)
  	}
  
  	return true
  }
docs: /*
  	Errors
  */
  // NoError asserts that a function returned no error (i.e. `nil`).
  //
  //   actualObj, err := SomeFunction()
  //   if assert.NoError(t, err) {
  //	   assert.Equal(t, expectedObj, actualObj)
  //   }