Thanks Harley.
I will pick your example and will see if this is do-able...
Sandeep
Best Regards,
Sandeep Kalra
On Mon, Mar 20, 2017 at 11:48 PM, Harley Laue <losinggenerat...@gmail.com>
wrote:
> I have some code that I've sat on for some time:
>
> type Cell int
> type Function func() error
>
> func cellToFunction(c Cell) *Function {
> p := unsafe.Pointer(uintptr(c))
> if p == nil { return nil }
> return (*Function)(p)
> }
>
> func functionToCell(w *Function) Cell {
> return Cell(uintptr(unsafe.Pointer(w)))
> }
>
> It's not []byte, but the idea is similar. There are a few major gotchas.
> After functionToCell, it's possible for the function to be garbage
> collected. The function type must be known ahead of time for
> cellToFunction. There's no way that I know to get arbitrary functions.
>
> Honestly, this approach is fragile and error prone, but it is possible.
>
>
> On Mon, Mar 20, 2017, 7:57 PM Sandeep Kalra <sandeep.ka...@gmail.com>
> wrote:
>
>> Is there any option to convert []byte to func (Assuming that []byte
>> carries valid function)
>> ----
>> package main
>>
>> import (
>> "fmt"
>> "io/ioutil"
>> )
>>
>> func run(b []byte) {
>> /// HERE ?
>> }
>>
>> func main() {
>> if b, e := ioutil.ReadFile("./file.go"); e != nil {
>> fmt.Println(e)
>> } else {
>> run(b)
>> }
>> }
>>
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