TUN-528: Move cloudflared into a separate repo

vendor/zombiezen.com/go/capnproto2/pogs/example_test.go

@@ -0,0 +1,87 @@
+package pogs_test
+
+import (
+	"fmt"
+
+	"zombiezen.com/go/capnproto2"
+	"zombiezen.com/go/capnproto2/internal/demo/books"
+	"zombiezen.com/go/capnproto2/pogs"
+)
+
+var bookData = []byte{
+	0x00, 0x00, 0x00, 0x00, 0x05, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x01, 0x00,
+	0xa0, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x01, 0x00, 0x00, 0x00, 0x72, 0x00, 0x00, 0x00,
+	0x57, 0x61, 0x72, 0x20, 0x61, 0x6e, 0x64, 0x20,
+	0x50, 0x65, 0x61, 0x63, 0x65, 0x00, 0x00, 0x00,
+}
+
+func ExampleExtract() {
+	// books.capnp:
+	// struct Book {
+	//   title @0 :Text;
+	//   pageCount @1 :Int32;
+	// }
+
+	type Book struct {
+		Title     string
+		PageCount int32
+	}
+
+	// Read the message from bytes.
+	msg, err := capnp.Unmarshal(bookData)
+	if err != nil {
+		panic(err)
+	}
+	root, err := msg.RootPtr()
+	if err != nil {
+		panic(err)
+	}
+
+	// Extract the book from the root struct.
+	b := new(Book)
+	if err := pogs.Extract(b, books.Book_TypeID, root.Struct()); err != nil {
+		panic(err)
+	}
+	fmt.Printf("%q has %d pages\n", b.Title, b.PageCount)
+
+	// Output:
+	// "War and Peace" has 1440 pages
+}
+
+func ExampleInsert() {
+	// books.capnp:
+	// struct Book {
+	//   title @0 :Text;
+	//   pageCount @1 :Int32;
+	// }
+
+	type Book struct {
+		Title     string
+		PageCount int32
+	}
+
+	// Allocate a new Cap'n Proto Book struct.
+	_, seg, err := capnp.NewMessage(capnp.SingleSegment(nil))
+	if err != nil {
+		panic(err)
+	}
+	root, err := books.NewRootBook(seg)
+	if err != nil {
+		panic(err)
+	}
+
+	// Insert the book struct into the Cap'n Proto struct.
+	b := &Book{
+		Title:     "War and Peace",
+		PageCount: 1440,
+	}
+	if err := pogs.Insert(books.Book_TypeID, root.Struct, b); err != nil {
+		panic(err)
+	}
+	fmt.Println(root)
+
+	// Output:
+	// (title = "War and Peace", pageCount = 1440)
+}