Исходники и презентации

lessons/contexts/chech_cancel/main.go

@@ -0,0 +1,17 @@
+package main
+
+import "context"
+
+func incorrectCheck(ctx context.Context, stream <-chan string) {
+	data := <-stream
+	_ = data
+}
+
+func correctCheck(ctx context.Context, stream <-chan string) {
+	select {
+	case data := <-stream:
+		_ = data
+	case <-ctx.Done():
+		return
+	}
+}