Исходники и презентации

lessons/generics_and_reflection/method_set_constraint/main.go

@@ -0,0 +1,16 @@
+package main
+
+type Data struct{}
+
+func (d Data) Do1() {}
+
+type Constraint interface {
+	Data
+	Do2()
+}
+
+// generics restriction
+func GenericDo[T Constraint](value T) {
+	value.Do1() // compilation error
+	value.Do2() // ok
+}