func (g *GraphDefinitionMarker) HasValue() bool {
	if g != nil && g.Value != nil {
		return true
	}

	return false
}
func (g *GraphDefinitionMarker) HasValue() bool {
	if g != nil && g.Value != nil {
		return true
	}

	return false
}
func ( g * GraphDefinitionMarker ) HasValue ( ) bool { if g != nil && g . Value != nil { return true } return false }
// HasValue returns a boolean if a field has been set.
HasValue returns a boolean if a field has been set .