code: func (a *Assertions) NotPanics(f assert.PanicTestFunc, msgAndArgs ...interface{}) {
  	if h, ok := a.t.(tHelper); ok {
  		h.Helper()
  	}
  	NotPanics(a.t, f, msgAndArgs...)
  }
docs: // NotPanics asserts that the code inside the specified PanicTestFunc does NOT panic.
  //
  //   a.NotPanics(func(){ RemainCalm() })