21 lines
388 B
Go
21 lines
388 B
Go
//go:build go1.20
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// +build go1.20
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package json
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import (
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"reflect"
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"unsafe"
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)
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func extendSlice(t reflect.Type, s *slice, n int) slice {
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arrayType := reflect.ArrayOf(n, t.Elem())
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arrayData := reflect.New(arrayType)
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reflect.Copy(arrayData.Elem(), reflect.NewAt(t, unsafe.Pointer(s)).Elem())
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return slice{
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data: unsafe.Pointer(arrayData.Pointer()),
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len: s.len,
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cap: n,
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}
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}
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