surrealpatch/db/return.go
2021-12-14 08:13:19 +00:00

44 lines
1 KiB
Go

// Copyright © 2016 SurrealDB Ltd.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package db
import (
"context"
"github.com/surrealdb/surrealdb/sql"
)
func (e *executor) executeReturn(ctx context.Context, stm *sql.ReturnStatement) (out []interface{}, err error) {
for _, w := range stm.What {
switch what := w.(type) {
case *sql.Void:
// Ignore
case *sql.Empty:
// Ignore
default:
val, err := e.fetch(ctx, what, nil)
if err != nil {
return nil, err
}
out = append(out, val)
}
}
return
}