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gotosocial/vendor/github.com/uptrace/bun/bun.go

126 lines
2.6 KiB
Go

package bun
import (
"context"
"fmt"
"reflect"
"github.com/uptrace/bun/internal"
"github.com/uptrace/bun/schema"
)
type (
Safe = schema.Safe
Ident = schema.Ident
NullTime = schema.NullTime
BaseModel = schema.BaseModel
BeforeScanHook = schema.BeforeScanHook
AfterScanHook = schema.AfterScanHook
)
type BeforeSelectHook interface {
BeforeSelect(ctx context.Context, query *SelectQuery) error
}
type AfterSelectHook interface {
AfterSelect(ctx context.Context, query *SelectQuery) error
}
type BeforeInsertHook interface {
BeforeInsert(ctx context.Context, query *InsertQuery) error
}
type AfterInsertHook interface {
AfterInsert(ctx context.Context, query *InsertQuery) error
}
type BeforeUpdateHook interface {
BeforeUpdate(ctx context.Context, query *UpdateQuery) error
}
type AfterUpdateHook interface {
AfterUpdate(ctx context.Context, query *UpdateQuery) error
}
type BeforeDeleteHook interface {
BeforeDelete(ctx context.Context, query *DeleteQuery) error
}
type AfterDeleteHook interface {
AfterDelete(ctx context.Context, query *DeleteQuery) error
}
type BeforeCreateTableHook interface {
BeforeCreateTable(ctx context.Context, query *CreateTableQuery) error
}
type AfterCreateTableHook interface {
AfterCreateTable(ctx context.Context, query *CreateTableQuery) error
}
type BeforeDropTableHook interface {
BeforeDropTable(ctx context.Context, query *DropTableQuery) error
}
type AfterDropTableHook interface {
AfterDropTable(ctx context.Context, query *DropTableQuery) error
}
// SetLogger overwriters default Bun logger.
func SetLogger(logger internal.Logging) {
internal.Logger = logger
}
//------------------------------------------------------------------------------
type InValues struct {
slice reflect.Value
err error
}
var _ schema.QueryAppender = InValues{}
func In(slice interface{}) InValues {
v := reflect.ValueOf(slice)
if v.Kind() != reflect.Slice {
return InValues{
err: fmt.Errorf("bun: In(non-slice %T)", slice),
}
}
return InValues{
slice: v,
}
}
func (in InValues) AppendQuery(fmter schema.Formatter, b []byte) (_ []byte, err error) {
if in.err != nil {
return nil, in.err
}
return appendIn(fmter, b, in.slice), nil
}
func appendIn(fmter schema.Formatter, b []byte, slice reflect.Value) []byte {
sliceLen := slice.Len()
for i := 0; i < sliceLen; i++ {
if i > 0 {
b = append(b, ", "...)
}
elem := slice.Index(i)
if elem.Kind() == reflect.Interface {
elem = elem.Elem()
}
if elem.Kind() == reflect.Slice {
b = append(b, '(')
b = appendIn(fmter, b, elem)
b = append(b, ')')
} else {
b = fmter.AppendValue(b, elem)
}
}
return b
}