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92 lines
2.5 KiB
92 lines
2.5 KiB
package reflect2
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import (
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"reflect"
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"unsafe"
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)
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type safeSliceType struct {
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safeType
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}
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func (type2 *safeSliceType) SetIndex(obj interface{}, index int, value interface{}) {
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val := reflect.ValueOf(obj).Elem()
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elem := reflect.ValueOf(value).Elem()
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val.Index(index).Set(elem)
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}
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func (type2 *safeSliceType) UnsafeSetIndex(obj unsafe.Pointer, index int, value unsafe.Pointer) {
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panic("does not support unsafe operation")
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}
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func (type2 *safeSliceType) GetIndex(obj interface{}, index int) interface{} {
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val := reflect.ValueOf(obj).Elem()
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elem := val.Index(index)
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ptr := reflect.New(elem.Type())
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ptr.Elem().Set(elem)
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return ptr.Interface()
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}
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func (type2 *safeSliceType) UnsafeGetIndex(obj unsafe.Pointer, index int) unsafe.Pointer {
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panic("does not support unsafe operation")
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}
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func (type2 *safeSliceType) MakeSlice(length int, cap int) interface{} {
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val := reflect.MakeSlice(type2.Type, length, cap)
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ptr := reflect.New(val.Type())
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ptr.Elem().Set(val)
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return ptr.Interface()
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}
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func (type2 *safeSliceType) UnsafeMakeSlice(length int, cap int) unsafe.Pointer {
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panic("does not support unsafe operation")
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}
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func (type2 *safeSliceType) Grow(obj interface{}, newLength int) {
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oldCap := type2.Cap(obj)
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oldSlice := reflect.ValueOf(obj).Elem()
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delta := newLength - oldCap
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deltaVals := make([]reflect.Value, delta)
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newSlice := reflect.Append(oldSlice, deltaVals...)
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oldSlice.Set(newSlice)
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}
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func (type2 *safeSliceType) UnsafeGrow(ptr unsafe.Pointer, newLength int) {
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panic("does not support unsafe operation")
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}
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func (type2 *safeSliceType) Append(obj interface{}, elem interface{}) {
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val := reflect.ValueOf(obj).Elem()
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elemVal := reflect.ValueOf(elem).Elem()
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newVal := reflect.Append(val, elemVal)
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val.Set(newVal)
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}
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func (type2 *safeSliceType) UnsafeAppend(obj unsafe.Pointer, elem unsafe.Pointer) {
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panic("does not support unsafe operation")
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}
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func (type2 *safeSliceType) SetNil(obj interface{}) {
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val := reflect.ValueOf(obj).Elem()
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val.Set(reflect.Zero(val.Type()))
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}
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func (type2 *safeSliceType) UnsafeSetNil(ptr unsafe.Pointer) {
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panic("does not support unsafe operation")
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}
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func (type2 *safeSliceType) LengthOf(obj interface{}) int {
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return reflect.ValueOf(obj).Elem().Len()
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}
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func (type2 *safeSliceType) UnsafeLengthOf(ptr unsafe.Pointer) int {
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panic("does not support unsafe operation")
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}
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func (type2 *safeSliceType) Cap(obj interface{}) int {
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return reflect.ValueOf(obj).Elem().Cap()
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}
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func (type2 *safeSliceType) UnsafeCap(ptr unsafe.Pointer) int {
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panic("does not support unsafe operation")
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}
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