Method ptrval

structencoder.go:440–457

ptrval creates an instruction to read from a pointer field we're marshaling

(conv func(unsafe.Pointer, *Buffer))

// ptrval creates an instruction to read from a pointer field we're marshaling
func (e *StructEncoder) ptrval(conv func(unsafe.Pointer, *Buffer)) {

	e.flunk() // flush any chunk data we've buffered

	// avoids allocs at runtime
	null := []byte("null")

	f := e.f
	e.appendInstructionFun(func(v unsafe.Pointer, w *Buffer) {

		p := unsafe.Pointer(*(*unsafe.Pointer)(unsafe.Pointer(uintptr(v) + f.Offset)))
		if p == unsafe.Pointer(nil) {
			w.Write(null)
			return
		}
		conv(p, w)
	})
}

// ptrstringval is essentially the same as ptrval but quotes strings if not nil
func (e *StructEncoder) ptrstringval(conv func(unsafe.Pointer, *Buffer)) {