entc/gen: add type for type edges (#318)

Will be used for adding methods on the struct edges

examples/start/ent/car.go

@@ -26,13 +26,16 @@ type Car struct {
 	RegisteredAt time.Time `json:"registered_at,omitempty"`
 	// Edges holds the relations/edges for other nodes in the graph.
 	// The values are being populated by the CarQuery when eager-loading is set.
-	Edges struct {
-		// Owner holds the value of the owner edge.
-		Owner *User
-	} `json:"edges"`
+	Edges    CarEdges `json:"edges"`
 	owner_id *int
 }
 
+// CarEdges holds the relations/edges for other nodes in the graph.
+type CarEdges struct {
+	// Owner holds the value of the owner edge.
+	Owner *User
+}
+
 // scanValues returns the types for scanning values from sql.Rows.
 func (*Car) scanValues() []interface{} {
 	return []interface{}{

examples/start/ent/group.go

@@ -23,10 +23,13 @@ type Group struct {
 	Name string `json:"name,omitempty"`
 	// Edges holds the relations/edges for other nodes in the graph.
 	// The values are being populated by the GroupQuery when eager-loading is set.
-	Edges struct {
-		// Users holds the value of the users edge.
-		Users []*User
-	} `json:"edges"`
+	Edges GroupEdges `json:"edges"`
+}
+
+// GroupEdges holds the relations/edges for other nodes in the graph.
+type GroupEdges struct {
+	// Users holds the value of the users edge.
+	Users []*User
 }
 
 // scanValues returns the types for scanning values from sql.Rows.

examples/start/ent/user.go

@@ -25,12 +25,15 @@ type User struct {
 	Name string `json:"name,omitempty"`
 	// Edges holds the relations/edges for other nodes in the graph.
 	// The values are being populated by the UserQuery when eager-loading is set.
-	Edges struct {
-		// Cars holds the value of the cars edge.
-		Cars []*Car
-		// Groups holds the value of the groups edge.
-		Groups []*Group
-	} `json:"edges"`
+	Edges UserEdges `json:"edges"`
+}
+
+// UserEdges holds the relations/edges for other nodes in the graph.
+type UserEdges struct {
+	// Cars holds the value of the cars edge.
+	Cars []*Car
+	// Groups holds the value of the groups edge.
+	Groups []*Group
 }
 
 // scanValues returns the types for scanning values from sql.Rows.