entc/gen: ignore query execution on empty batch (#648)

entc/integration/config/ent/user_create.go

@@ -148,8 +148,10 @@ func (ucb *UserCreateBulk) Save(ctx context.Context) ([]*User, error) {
 			mutators[i] = mut
 		}(i, ctx)
 	}
-	if _, err := mutators[0].Mutate(ctx, ucb.builders[0].mutation); err != nil {
-		return nil, err
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, ucb.builders[0].mutation); err != nil {
+			return nil, err
+		}
 	}
 	return nodes, nil
 }

entc/integration/customid/ent/blob_create.go

@@ -249,8 +249,10 @@ func (bcb *BlobCreateBulk) Save(ctx context.Context) ([]*Blob, error) {
 			mutators[i] = mut
 		}(i, ctx)
 	}
-	if _, err := mutators[0].Mutate(ctx, bcb.builders[0].mutation); err != nil {
-		return nil, err
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, bcb.builders[0].mutation); err != nil {
+			return nil, err
+		}
 	}
 	return nodes, nil
 }

entc/integration/customid/ent/car_create.go

@@ -278,8 +278,10 @@ func (ccb *CarCreateBulk) Save(ctx context.Context) ([]*Car, error) {
 			mutators[i] = mut
 		}(i, ctx)
 	}
-	if _, err := mutators[0].Mutate(ctx, ccb.builders[0].mutation); err != nil {
-		return nil, err
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, ccb.builders[0].mutation); err != nil {
+			return nil, err
+		}
 	}
 	return nodes, nil
 }

entc/integration/customid/ent/group_create.go

@@ -197,8 +197,10 @@ func (gcb *GroupCreateBulk) Save(ctx context.Context) ([]*Group, error) {
 			mutators[i] = mut
 		}(i, ctx)
 	}
-	if _, err := mutators[0].Mutate(ctx, gcb.builders[0].mutation); err != nil {
-		return nil, err
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, gcb.builders[0].mutation); err != nil {
+			return nil, err
+		}
 	}
 	return nodes, nil
 }

entc/integration/customid/ent/pet_create.go

@@ -305,8 +305,10 @@ func (pcb *PetCreateBulk) Save(ctx context.Context) ([]*Pet, error) {
 			mutators[i] = mut
 		}(i, ctx)
 	}
-	if _, err := mutators[0].Mutate(ctx, pcb.builders[0].mutation); err != nil {
-		return nil, err
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, pcb.builders[0].mutation); err != nil {
+			return nil, err
+		}
 	}
 	return nodes, nil
 }

entc/integration/customid/ent/user_create.go

@@ -304,8 +304,10 @@ func (ucb *UserCreateBulk) Save(ctx context.Context) ([]*User, error) {
 			mutators[i] = mut
 		}(i, ctx)
 	}
-	if _, err := mutators[0].Mutate(ctx, ucb.builders[0].mutation); err != nil {
-		return nil, err
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, ucb.builders[0].mutation); err != nil {
+			return nil, err
+		}
 	}
 	return nodes, nil
 }

entc/integration/ent/card_create.go

@@ -325,8 +325,10 @@ func (ccb *CardCreateBulk) Save(ctx context.Context) ([]*Card, error) {
 			mutators[i] = mut
 		}(i, ctx)
 	}
-	if _, err := mutators[0].Mutate(ctx, ccb.builders[0].mutation); err != nil {
-		return nil, err
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, ccb.builders[0].mutation); err != nil {
+			return nil, err
+		}
 	}
 	return nodes, nil
 }

entc/integration/ent/comment_create.go

@@ -205,8 +205,10 @@ func (ccb *CommentCreateBulk) Save(ctx context.Context) ([]*Comment, error) {
 			mutators[i] = mut
 		}(i, ctx)
 	}
-	if _, err := mutators[0].Mutate(ctx, ccb.builders[0].mutation); err != nil {
-		return nil, err
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, ccb.builders[0].mutation); err != nil {
+			return nil, err
+		}
 	}
 	return nodes, nil
 }

entc/integration/ent/fieldtype_create.go

@@ -1077,8 +1077,10 @@ func (ftcb *FieldTypeCreateBulk) Save(ctx context.Context) ([]*FieldType, error)
 			mutators[i] = mut
 		}(i, ctx)
 	}
-	if _, err := mutators[0].Mutate(ctx, ftcb.builders[0].mutation); err != nil {
-		return nil, err
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, ftcb.builders[0].mutation); err != nil {
+			return nil, err
+		}
 	}
 	return nodes, nil
 }

entc/integration/ent/file_create.go

@@ -354,8 +354,10 @@ func (fcb *FileCreateBulk) Save(ctx context.Context) ([]*File, error) {
 			mutators[i] = mut
 		}(i, ctx)
 	}
-	if _, err := mutators[0].Mutate(ctx, fcb.builders[0].mutation); err != nil {
-		return nil, err
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, fcb.builders[0].mutation); err != nil {
+			return nil, err
+		}
 	}
 	return nodes, nil
 }

entc/integration/ent/filetype_create.go

@@ -263,8 +263,10 @@ func (ftcb *FileTypeCreateBulk) Save(ctx context.Context) ([]*FileType, error) {
 			mutators[i] = mut
 		}(i, ctx)
 	}
-	if _, err := mutators[0].Mutate(ctx, ftcb.builders[0].mutation); err != nil {
-		return nil, err
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, ftcb.builders[0].mutation); err != nil {
+			return nil, err
+		}
 	}
 	return nodes, nil
 }

entc/integration/ent/group_create.go

@@ -411,8 +411,10 @@ func (gcb *GroupCreateBulk) Save(ctx context.Context) ([]*Group, error) {
 			mutators[i] = mut
 		}(i, ctx)
 	}
-	if _, err := mutators[0].Mutate(ctx, gcb.builders[0].mutation); err != nil {
-		return nil, err
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, gcb.builders[0].mutation); err != nil {
+			return nil, err
+		}
 	}
 	return nodes, nil
 }

entc/integration/ent/groupinfo_create.go

@@ -227,8 +227,10 @@ func (gicb *GroupInfoCreateBulk) Save(ctx context.Context) ([]*GroupInfo, error)
 			mutators[i] = mut
 		}(i, ctx)
 	}
-	if _, err := mutators[0].Mutate(ctx, gicb.builders[0].mutation); err != nil {
-		return nil, err
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, gicb.builders[0].mutation); err != nil {
+			return nil, err
+		}
 	}
 	return nodes, nil
 }

entc/integration/ent/item_create.go

@@ -148,8 +148,10 @@ func (icb *ItemCreateBulk) Save(ctx context.Context) ([]*Item, error) {
 			mutators[i] = mut
 		}(i, ctx)
 	}
-	if _, err := mutators[0].Mutate(ctx, icb.builders[0].mutation); err != nil {
-		return nil, err
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, icb.builders[0].mutation); err != nil {
+			return nil, err
+		}
 	}
 	return nodes, nil
 }

entc/integration/ent/node_create.go

@@ -246,8 +246,10 @@ func (ncb *NodeCreateBulk) Save(ctx context.Context) ([]*Node, error) {
 			mutators[i] = mut
 		}(i, ctx)
 	}
-	if _, err := mutators[0].Mutate(ctx, ncb.builders[0].mutation); err != nil {
-		return nil, err
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, ncb.builders[0].mutation); err != nil {
+			return nil, err
+		}
 	}
 	return nodes, nil
 }

entc/integration/ent/pet_create.go

@@ -243,8 +243,10 @@ func (pcb *PetCreateBulk) Save(ctx context.Context) ([]*Pet, error) {
 			mutators[i] = mut
 		}(i, ctx)
 	}
-	if _, err := mutators[0].Mutate(ctx, pcb.builders[0].mutation); err != nil {
-		return nil, err
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, pcb.builders[0].mutation); err != nil {
+			return nil, err
+		}
 	}
 	return nodes, nil
 }

entc/integration/ent/spec_create.go

@@ -183,8 +183,10 @@ func (scb *SpecCreateBulk) Save(ctx context.Context) ([]*Spec, error) {
 			mutators[i] = mut
 		}(i, ctx)
 	}
-	if _, err := mutators[0].Mutate(ctx, scb.builders[0].mutation); err != nil {
-		return nil, err
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, scb.builders[0].mutation); err != nil {
+			return nil, err
+		}
 	}
 	return nodes, nil
 }

entc/integration/ent/user_create.go

@@ -749,8 +749,10 @@ func (ucb *UserCreateBulk) Save(ctx context.Context) ([]*User, error) {
 			mutators[i] = mut
 		}(i, ctx)
 	}
-	if _, err := mutators[0].Mutate(ctx, ucb.builders[0].mutation); err != nil {
-		return nil, err
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, ucb.builders[0].mutation); err != nil {
+			return nil, err
+		}
 	}
 	return nodes, nil
 }

entc/integration/hooks/ent/card_create.go

@@ -267,8 +267,10 @@ func (ccb *CardCreateBulk) Save(ctx context.Context) ([]*Card, error) {
 			mutators[i] = mut
 		}(i, ctx)
 	}
-	if _, err := mutators[0].Mutate(ctx, ccb.builders[0].mutation); err != nil {
-		return nil, err
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, ccb.builders[0].mutation); err != nil {
+			return nil, err
+		}
 	}
 	return nodes, nil
 }

entc/integration/hooks/ent/user_create.go

@@ -321,8 +321,10 @@ func (ucb *UserCreateBulk) Save(ctx context.Context) ([]*User, error) {
 			mutators[i] = mut
 		}(i, ctx)
 	}
-	if _, err := mutators[0].Mutate(ctx, ucb.builders[0].mutation); err != nil {
-		return nil, err
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, ucb.builders[0].mutation); err != nil {
+			return nil, err
+		}
 	}
 	return nodes, nil
 }

entc/integration/idtype/ent/user_create.go

@@ -272,8 +272,10 @@ func (ucb *UserCreateBulk) Save(ctx context.Context) ([]*User, error) {
 			mutators[i] = mut
 		}(i, ctx)
 	}
-	if _, err := mutators[0].Mutate(ctx, ucb.builders[0].mutation); err != nil {
-		return nil, err
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, ucb.builders[0].mutation); err != nil {
+			return nil, err
+		}
 	}
 	return nodes, nil
 }

entc/integration/json/ent/user_create.go

@@ -235,8 +235,10 @@ func (ucb *UserCreateBulk) Save(ctx context.Context) ([]*User, error) {
 			mutators[i] = mut
 		}(i, ctx)
 	}
-	if _, err := mutators[0].Mutate(ctx, ucb.builders[0].mutation); err != nil {
-		return nil, err
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, ucb.builders[0].mutation); err != nil {
+			return nil, err
+		}
 	}
 	return nodes, nil
 }

entc/integration/migrate/entv1/car_create.go

@@ -187,8 +187,10 @@ func (ccb *CarCreateBulk) Save(ctx context.Context) ([]*Car, error) {
 			mutators[i] = mut
 		}(i, ctx)
 	}
-	if _, err := mutators[0].Mutate(ctx, ccb.builders[0].mutation); err != nil {
-		return nil, err
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, ccb.builders[0].mutation); err != nil {
+			return nil, err
+		}
 	}
 	return nodes, nil
 }

entc/integration/migrate/entv1/user_create.go

@@ -475,8 +475,10 @@ func (ucb *UserCreateBulk) Save(ctx context.Context) ([]*User, error) {
 			mutators[i] = mut
 		}(i, ctx)
 	}
-	if _, err := mutators[0].Mutate(ctx, ucb.builders[0].mutation); err != nil {
-		return nil, err
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, ucb.builders[0].mutation); err != nil {
+			return nil, err
+		}
 	}
 	return nodes, nil
 }

entc/integration/migrate/entv2/car_create.go

@@ -187,8 +187,10 @@ func (ccb *CarCreateBulk) Save(ctx context.Context) ([]*Car, error) {
 			mutators[i] = mut
 		}(i, ctx)
 	}
-	if _, err := mutators[0].Mutate(ctx, ccb.builders[0].mutation); err != nil {
-		return nil, err
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, ccb.builders[0].mutation); err != nil {
+			return nil, err
+		}
 	}
 	return nodes, nil
 }

entc/integration/migrate/entv2/group_create.go

@@ -148,8 +148,10 @@ func (gcb *GroupCreateBulk) Save(ctx context.Context) ([]*Group, error) {
 			mutators[i] = mut
 		}(i, ctx)
 	}
-	if _, err := mutators[0].Mutate(ctx, gcb.builders[0].mutation); err != nil {
-		return nil, err
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, gcb.builders[0].mutation); err != nil {
+			return nil, err
+		}
 	}
 	return nodes, nil
 }

entc/integration/migrate/entv2/pet_create.go

@@ -187,8 +187,10 @@ func (pcb *PetCreateBulk) Save(ctx context.Context) ([]*Pet, error) {
 			mutators[i] = mut
 		}(i, ctx)
 	}
-	if _, err := mutators[0].Mutate(ctx, pcb.builders[0].mutation); err != nil {
-		return nil, err
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, pcb.builders[0].mutation); err != nil {
+			return nil, err
+		}
 	}
 	return nodes, nil
 }

entc/integration/migrate/entv2/user_create.go

@@ -535,8 +535,10 @@ func (ucb *UserCreateBulk) Save(ctx context.Context) ([]*User, error) {
 			mutators[i] = mut
 		}(i, ctx)
 	}
-	if _, err := mutators[0].Mutate(ctx, ucb.builders[0].mutation); err != nil {
-		return nil, err
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, ucb.builders[0].mutation); err != nil {
+			return nil, err
+		}
 	}
 	return nodes, nil
 }

entc/integration/privacy/ent/galaxy_create.go

@@ -228,8 +228,10 @@ func (gcb *GalaxyCreateBulk) Save(ctx context.Context) ([]*Galaxy, error) {
 			mutators[i] = mut
 		}(i, ctx)
 	}
-	if _, err := mutators[0].Mutate(ctx, gcb.builders[0].mutation); err != nil {
-		return nil, err
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, gcb.builders[0].mutation); err != nil {
+			return nil, err
+		}
 	}
 	return nodes, nil
 }

entc/integration/privacy/ent/planet_create.go

@@ -227,8 +227,10 @@ func (pcb *PlanetCreateBulk) Save(ctx context.Context) ([]*Planet, error) {
 			mutators[i] = mut
 		}(i, ctx)
 	}
-	if _, err := mutators[0].Mutate(ctx, pcb.builders[0].mutation); err != nil {
-		return nil, err
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, pcb.builders[0].mutation); err != nil {
+			return nil, err
+		}
 	}
 	return nodes, nil
 }

entc/integration/template/ent/group_create.go

@@ -166,8 +166,10 @@ func (gcb *GroupCreateBulk) Save(ctx context.Context) ([]*Group, error) {
 			mutators[i] = mut
 		}(i, ctx)
 	}
-	if _, err := mutators[0].Mutate(ctx, gcb.builders[0].mutation); err != nil {
-		return nil, err
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, gcb.builders[0].mutation); err != nil {
+			return nil, err
+		}
 	}
 	return nodes, nil
 }

entc/integration/template/ent/pet_create.go

@@ -228,8 +228,10 @@ func (pcb *PetCreateBulk) Save(ctx context.Context) ([]*Pet, error) {
 			mutators[i] = mut
 		}(i, ctx)
 	}
-	if _, err := mutators[0].Mutate(ctx, pcb.builders[0].mutation); err != nil {
-		return nil, err
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, pcb.builders[0].mutation); err != nil {
+			return nil, err
+		}
 	}
 	return nodes, nil
 }

entc/integration/template/ent/user_create.go

@@ -235,8 +235,10 @@ func (ucb *UserCreateBulk) Save(ctx context.Context) ([]*User, error) {
 			mutators[i] = mut
 		}(i, ctx)
 	}
-	if _, err := mutators[0].Mutate(ctx, ucb.builders[0].mutation); err != nil {
-		return nil, err
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, ucb.builders[0].mutation); err != nil {
+			return nil, err
+		}
 	}
 	return nodes, nil
 }