surrealpatch/sql/option.go
2021-12-14 08:13:19 +00:00

47 lines
1.2 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 sql
func (p *parser) parseOptionStatement() (stmt *OptStatement, err error) {
stmt = &OptStatement{What: true}
_, lit, err := p.shouldBe(IDENT, STRING)
if err != nil {
return nil, &ParseError{Found: lit, Expected: []string{"name"}}
}
// The first part of a SET expression must
// always be an identifier, specifying a
// variable name to set.
stmt.Name = lit
// The next part might be a = operator,
// which mist be followed by a TRUE or
// FALSE boolean value.
if _, _, exi := p.mightBe(EQ); exi {
stmt.What, err = p.parseBool()
if err != nil {
return nil, err
}
}
return
}