1 files changed, 56 insertions, 0 deletions
diff --git a/zerialize.go b/zerialize.go
new file mode 100644
index 0000000..0e07bec
--- /dev/null
+++ b/zerialize.go
@@ -0,0 +1,56 @@
+// This file is called zerialize.go so the following go:generate runs last.
+
+//go:generate ./mkserialize.sh
+
+package mt
+
+import (
+	"encoding/binary"
+	"errors"
+	"io"
+)
+
+// ErrTooLong reports a length that is too long to serialize.
+var ErrTooLong = errors.New("len too long")
+
+var be = binary.BigEndian
+
+type serializer interface {
+	serialize(w io.Writer)
+}
+
+func serialize(w io.Writer, s interface{}) error {
+	return pcall(func() { s.(serializer).serialize(w) })
+}
+
+type deserializer interface {
+	deserialize(r io.Reader)
+}
+
+func deserialize(r io.Reader, d interface{}) error {
+	return pcall(func() { d.(deserializer).deserialize(r) })
+}
+
+type serializationError struct {
+	error
+}
+
+func pcall(f func()) (rerr error) {
+	defer func() {
+		switch r := recover().(type) {
+		case serializationError:
+			rerr = r.error
+		case nil:
+		default:
+			panic(r)
+		}
+	}()
+	f()
+	return
+}
+
+func chk(err error) {
+	if err != nil {
+		panic(serializationError{err})
+	}
+}