Исходники и презентации

lessons/interfaces/interface_with_receiver_reason/main.go

@@ -0,0 +1,23 @@
+package main
+
+type Getter interface {
+	Get() interface{}
+}
+
+type PointerGetter struct{}
+
+func (p *PointerGetter) Get() interface{} {
+	return nil
+}
+
+func get() PointerGetter {
+	return PointerGetter{}
+}
+
+func main() {
+	var ptrGetter PointerGetter
+	ptrGetter.Get() // ok
+
+	var getter Getter = get() // error
+	_ = getter
+}