Function NewPointerMap

reflectmap/reflect_pointer.go:21–53

(key, value interface{})

}

func NewPointerMap(key, value interface{}) *PointerMap {
	keyType := reflect.TypeOf(key)
	valueType := reflect.TypeOf(value)
	bucketCount := 128

	bucketType := reflect.StructOf([]reflect.StructField{
		reflect.StructField{
			Name: "Hash",
			Type: reflect.TypeOf(hashBucket{}),
		},
		reflect.StructField{
			Name: "Key",
			Type: reflect.ArrayOf(bucketSize, keyType),
		},
		reflect.StructField{
			Name: "Value",
			Type: reflect.ArrayOf(bucketSize, valueType),
		},
	})

	buckets := reflect.New(reflect.ArrayOf(bucketCount, bucketType))
	return &PointerMap{
		keyType:    keyType,
		valueType:  valueType,
		bucketType: bucketType,

		tempKey:   reflect.NewAt(keyType, nil),
		tempValue: reflect.NewAt(valueType, nil),

		bucketCount: bucketCount,
		buckets:     buckets,
	}
}

func (m *PointerMap) Add(key, value unsafe.Pointer) {
	// hack to avoid figuring out a hash function