Init: first commit 🎉

observable/util.go

@@ -0,0 +1,15 @@
+package observable
+
+func mergeWithBytes(ch <-chan interface{}, buf []byte) chan interface{} {
+	out := make(chan interface{})
+	go func() {
+		defer close(out)
+		if len(buf) != 0 {
+			out <- buf
+		}
+		for elm := range ch {
+			out <- elm
+		}
+	}()
+	return out
+}