Update protocol version to 1.2

In the second protocol refinement revision several request error types
have received dedicated message types to avoid naming collisions
with user-defined error codes. The protocol is therefore no longer
considered backwards-compatible to the previous version.

client/client.go

@@ -15,7 +15,7 @@ import (
 	"github.com/gorilla/websocket"
 )
 
-const supportedProtocolVersion = "1.1"
+const supportedProtocolVersion = "1.2"
 
 // Client represents an instance of one of the servers clients
 type Client struct {

client/verifyProtocolVersion.go

@@ -1,6 +1,5 @@
 package client
 
-// verifyProtocolVersion requests the endpoint metadata
 import (
 	"encoding/json"
 	"fmt"
@@ -11,6 +10,7 @@ import (
 	"github.com/qbeon/webwire-go"
 )
 
+// verifyProtocolVersion requests the endpoint metadata
 // to verify the server is running a supported protocol version
 func (clt *Client) verifyProtocolVersion() error {
 	// Initialize HTTP client

server.go

@@ -14,7 +14,7 @@ import (
 	"github.com/gorilla/websocket"
 )
 
-const protocolVersion = "1.1"
+const protocolVersion = "1.2"
 
 // Hooks represents all callback hook functions
 type Hooks struct {

test/endpointMetadata_test.go

@@ -12,7 +12,7 @@ import (
 
 // TestEndpointMetadata verifies the server endpoint provides correct metadata
 func TestEndpointMetadata(t *testing.T) {
-	expectedVersion := "1.1"
+	expectedVersion := "1.2"
 
 	// Initialize webwire server
 	_, addr := setupServer(t, webwire.ServerOptions{})