mirror of https://github.com/go-gitea/gitea.git
102 lines
2.5 KiB
Go
102 lines
2.5 KiB
Go
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 safeMapType struct {
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safeType
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}
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func (type2 *safeMapType) Key() Type {
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return type2.safeType.cfg.Type2(type2.Type.Key())
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}
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func (type2 *safeMapType) MakeMap(cap int) interface{} {
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ptr := reflect.New(type2.Type)
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ptr.Elem().Set(reflect.MakeMap(type2.Type))
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return ptr.Interface()
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}
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func (type2 *safeMapType) UnsafeMakeMap(cap int) unsafe.Pointer {
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panic("does not support unsafe operation")
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}
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func (type2 *safeMapType) SetIndex(obj interface{}, key interface{}, elem interface{}) {
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keyVal := reflect.ValueOf(key)
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elemVal := reflect.ValueOf(elem)
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val := reflect.ValueOf(obj)
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val.Elem().SetMapIndex(keyVal.Elem(), elemVal.Elem())
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}
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func (type2 *safeMapType) UnsafeSetIndex(obj unsafe.Pointer, key 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 *safeMapType) TryGetIndex(obj interface{}, key interface{}) (interface{}, bool) {
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keyVal := reflect.ValueOf(key)
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if key == nil {
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keyVal = reflect.New(type2.Type.Key()).Elem()
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}
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val := reflect.ValueOf(obj).MapIndex(keyVal)
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if !val.IsValid() {
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return nil, false
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}
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return val.Interface(), true
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}
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func (type2 *safeMapType) GetIndex(obj interface{}, key interface{}) interface{} {
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val := reflect.ValueOf(obj).Elem()
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keyVal := reflect.ValueOf(key).Elem()
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elemVal := val.MapIndex(keyVal)
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if !elemVal.IsValid() {
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ptr := reflect.New(reflect.PtrTo(val.Type().Elem()))
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return ptr.Elem().Interface()
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}
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ptr := reflect.New(elemVal.Type())
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ptr.Elem().Set(elemVal)
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return ptr.Interface()
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}
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func (type2 *safeMapType) UnsafeGetIndex(obj unsafe.Pointer, key unsafe.Pointer) unsafe.Pointer {
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panic("does not support unsafe operation")
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}
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func (type2 *safeMapType) Iterate(obj interface{}) MapIterator {
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m := reflect.ValueOf(obj).Elem()
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return &safeMapIterator{
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m: m,
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keys: m.MapKeys(),
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}
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}
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func (type2 *safeMapType) UnsafeIterate(obj unsafe.Pointer) MapIterator {
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panic("does not support unsafe operation")
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}
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type safeMapIterator struct {
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i int
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m reflect.Value
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keys []reflect.Value
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}
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func (iter *safeMapIterator) HasNext() bool {
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return iter.i != len(iter.keys)
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}
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func (iter *safeMapIterator) Next() (interface{}, interface{}) {
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key := iter.keys[iter.i]
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elem := iter.m.MapIndex(key)
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iter.i += 1
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keyPtr := reflect.New(key.Type())
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keyPtr.Elem().Set(key)
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elemPtr := reflect.New(elem.Type())
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elemPtr.Elem().Set(elem)
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return keyPtr.Interface(), elemPtr.Interface()
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}
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func (iter *safeMapIterator) UnsafeNext() (unsafe.Pointer, unsafe.Pointer) {
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panic("does not support unsafe operation")
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}
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