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go/src/themaru/vendor/github.com/modern-go/reflect2/safe_slice.go 2.48 KB
476d2547e   김태훈   태마루 시스템 설정 / 업데이트...
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  package reflect2
  
  import (
  	"reflect"
  	"unsafe"
  )
  
  type safeSliceType struct {
  	safeType
  }
  
  func (type2 *safeSliceType) SetIndex(obj interface{}, index int, value interface{}) {
  	val := reflect.ValueOf(obj).Elem()
  	elem := reflect.ValueOf(value).Elem()
  	val.Index(index).Set(elem)
  }
  
  func (type2 *safeSliceType) UnsafeSetIndex(obj unsafe.Pointer, index int, value unsafe.Pointer) {
  	panic("does not support unsafe operation")
  }
  
  func (type2 *safeSliceType) GetIndex(obj interface{}, index int) interface{} {
  	val := reflect.ValueOf(obj).Elem()
  	elem := val.Index(index)
  	ptr := reflect.New(elem.Type())
  	ptr.Elem().Set(elem)
  	return ptr.Interface()
  }
  
  func (type2 *safeSliceType) UnsafeGetIndex(obj unsafe.Pointer, index int) unsafe.Pointer {
  	panic("does not support unsafe operation")
  }
  
  func (type2 *safeSliceType) MakeSlice(length int, cap int) interface{} {
  	val := reflect.MakeSlice(type2.Type, length, cap)
  	ptr := reflect.New(val.Type())
  	ptr.Elem().Set(val)
  	return ptr.Interface()
  }
  
  func (type2 *safeSliceType) UnsafeMakeSlice(length int, cap int) unsafe.Pointer {
  	panic("does not support unsafe operation")
  }
  
  func (type2 *safeSliceType) Grow(obj interface{}, newLength int) {
  	oldCap := type2.Cap(obj)
  	oldSlice := reflect.ValueOf(obj).Elem()
  	delta := newLength - oldCap
  	deltaVals := make([]reflect.Value, delta)
  	newSlice := reflect.Append(oldSlice, deltaVals...)
  	oldSlice.Set(newSlice)
  }
  
  func (type2 *safeSliceType) UnsafeGrow(ptr unsafe.Pointer, newLength int) {
  	panic("does not support unsafe operation")
  }
  
  func (type2 *safeSliceType) Append(obj interface{}, elem interface{}) {
  	val := reflect.ValueOf(obj).Elem()
  	elemVal := reflect.ValueOf(elem).Elem()
  	newVal := reflect.Append(val, elemVal)
  	val.Set(newVal)
  }
  
  func (type2 *safeSliceType) UnsafeAppend(obj unsafe.Pointer, elem unsafe.Pointer) {
  	panic("does not support unsafe operation")
  }
  
  func (type2 *safeSliceType) SetNil(obj interface{}) {
  	val := reflect.ValueOf(obj).Elem()
  	val.Set(reflect.Zero(val.Type()))
  }
  
  func (type2 *safeSliceType) UnsafeSetNil(ptr unsafe.Pointer) {
  	panic("does not support unsafe operation")
  }
  
  func (type2 *safeSliceType) LengthOf(obj interface{}) int {
  	return reflect.ValueOf(obj).Elem().Len()
  }
  
  func (type2 *safeSliceType) UnsafeLengthOf(ptr unsafe.Pointer) int {
  	panic("does not support unsafe operation")
  }
  
  func (type2 *safeSliceType) Cap(obj interface{}) int {
  	return reflect.ValueOf(obj).Elem().Cap()
  }
  
  func (type2 *safeSliceType) UnsafeCap(ptr unsafe.Pointer) int {
  	panic("does not support unsafe operation")
  }