export constants for snowflake node IDs, fix snowflake node creation error...

export constants for snowflake node IDs, fix snowflake node creation error handling (not that it would be useful anyway)

store/store.go

@@ -14,6 +14,11 @@ import (
 
 const revision = 1
 
+const (
+	UserSnowflakeNodeID  = 7
+	ImageSnowflakeNodeID = 9
+)
+
 var (
 	imageNode *snowflake.Node
 	userNode  *snowflake.Node
@@ -49,12 +54,15 @@ func init() {
 	// Set Epoch to beginning of time (01/01/1970)
 	snowflake.Epoch = 0
 
-	// Create a single node
+	// Create snowflake nodes
 	var err error
-	imageNode, err = snowflake.NewNode(9)
-	userNode, err = snowflake.NewNode(7)
+	userNode, err = snowflake.NewNode(UserSnowflakeNodeID)
+	if err != nil {
+		log.Fatalf("Error creating user snowflake node, %s", err)
+	}
+	imageNode, err = snowflake.NewNode(ImageSnowflakeNodeID)
 	if err != nil {
-		log.Fatalf("Error creating snowflake generation node, %s", err)
+		log.Fatalf("Error creating image snowflake node, %s", err)
 	}
 }