github.com/hasnat/dolt/go@v0.0.0-20210628190320-9eb5d843fbb7/libraries/doltcore/schema/alterschema/renametable.go (about)

     1  // Copyright 2019 Dolthub, Inc.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package alterschema
    16  
    17  import (
    18  	"context"
    19  
    20  	"github.com/dolthub/dolt/go/libraries/doltcore/doltdb"
    21  )
    22  
    23  // RenameTable renames a table with in a RootValue and returns the updated root.
    24  func RenameTable(ctx context.Context, root *doltdb.RootValue, oldName, newName string) (*doltdb.RootValue, error) {
    25  	if newName == oldName {
    26  		return root, nil
    27  	} else if root == nil {
    28  		panic("invalid parameters")
    29  	}
    30  
    31  	return root.RenameTable(ctx, oldName, newName)
    32  }