surrealpatch/sql/index.go
2016-09-14 10:23:57 +01:00

85 lines
1.9 KiB
Go

// Copyright © 2016 Abcum 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 sql
func (p *Parser) parseDefineIndexStatement(explain bool) (stmt *DefineIndexStatement, err error) {
stmt = &DefineIndexStatement{}
stmt.EX = explain
stmt.KV = p.c.Get("KV").(string)
stmt.NS = p.c.Get("NS").(string)
stmt.DB = p.c.Get("DB").(string)
if stmt.Name, err = p.parseName(); err != nil {
return nil, err
}
if _, _, err = p.shouldBe(ON); err != nil {
return nil, err
}
if stmt.What, err = p.parseNames(); err != nil {
return nil, err
}
if _, _, err = p.shouldBe(COLUMNS); err != nil {
return nil, err
}
if stmt.Cols, err = p.parseNames(); err != nil {
return nil, err
}
_, _, stmt.Uniq = p.mightBe(UNIQUE)
if _, _, err = p.shouldBe(EOF, SEMICOLON); err != nil {
return nil, err
}
return
}
func (p *Parser) parseRemoveIndexStatement(explain bool) (stmt *RemoveIndexStatement, err error) {
stmt = &RemoveIndexStatement{}
stmt.EX = explain
stmt.KV = p.c.Get("KV").(string)
stmt.NS = p.c.Get("NS").(string)
stmt.DB = p.c.Get("DB").(string)
if stmt.Name, err = p.parseName(); err != nil {
return nil, err
}
if _, _, err = p.shouldBe(ON); err != nil {
return nil, err
}
if stmt.What, err = p.parseNames(); err != nil {
return nil, err
}
if _, _, err = p.shouldBe(EOF, SEMICOLON); err != nil {
return nil, err
}
return
}