forked from go-pg/pg
/
interface.go
42 lines (28 loc) · 953 Bytes
/
interface.go
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package types
import "github.com/go-pg/pg/internal"
type ValueScanner interface {
ScanValue(rd Reader, n int) error
}
type ValueAppender interface {
AppendValue(b []byte, quote int) []byte
}
//------------------------------------------------------------------------------
// Q represents safe SQL query.
type Q string
var _ ValueAppender = Q("")
func (q Q) AppendValue(b []byte, quote int) []byte {
return append(b, q...)
}
//------------------------------------------------------------------------------
// F represents a SQL field, e.g. table or column name.
type F string
var _ ValueAppender = F("")
func (f F) AppendValue(b []byte, quote int) []byte {
return AppendField(b, string(f), quote)
}
//------------------------------------------------------------------------------
type Reader = internal.Reader
type BytesReader = internal.BytesReader
func NewBytesReader(buf []byte) *BytesReader {
return internal.NewBytesReader(buf)
}