52 lines
1.6 KiB
Go
52 lines
1.6 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
|
|
|
|
import (
|
|
"fmt"
|
|
"strings"
|
|
)
|
|
|
|
// EmptyError represents an error that occurred during parsing.
|
|
type EmptyError struct{}
|
|
|
|
// Error returns the string representation of the error.
|
|
func (e *EmptyError) Error() string {
|
|
return fmt.Sprint("Your SQL query is empty")
|
|
}
|
|
|
|
// GroupError occurs when a 'group' expression is invalid.
|
|
type GroupError struct {
|
|
found interface{}
|
|
}
|
|
|
|
// Error returns the string representation of the error.
|
|
func (e *GroupError) Error() string {
|
|
return fmt.Sprintf("Found '%v' but field is not an aggregate function, and is not present in GROUP expression", e.found)
|
|
}
|
|
|
|
// ParseError represents an error that occurred during parsing.
|
|
type ParseError struct {
|
|
Found string
|
|
Expected []string
|
|
}
|
|
|
|
// Error returns the string representation of the error.
|
|
func (e *ParseError) Error() string {
|
|
if len(e.Found) > 1000 {
|
|
return fmt.Sprintf("Found `%s...` but expected `%s`", e.Found[:1000], strings.Join(e.Expected, ", "))
|
|
}
|
|
return fmt.Sprintf("Found `%s` but expected `%s`", e.Found, strings.Join(e.Expected, ", "))
|
|
}
|