I accidentally sent that before I was finished ...

6) JS functions called from C will be able to convert structs in the heap
to objects and vice versa.  It will not only be for debugging.

I've already got the code half written.  I hope others will help add
features.



On Wed, Mar 5, 2014 at 9:42 AM, Mark Hahn <[email protected]> wrote:

> > I'd try handwriting a function that takes in a pointer to a structure,
> and prints its contents out to console.
>
> That is exactly what I started doing yesterday.  Today I got a much better
> idea.  I'm going to make it a javascript function to convert between data
> structs in the heap and javascript objects.  Then you can have the
> inspector show the structs as objects and get the best of all worlds.
>
> I'm going to make it an open source project on github (
> https://github.com/mark-hahn/emStructObj) so everyone can help.  It
> should be ready to look at in a few hours,  For now it will just be docs
> and some incomplete code.
>
> Some features ...
>
> 1) Create js objects with keys matching the struct member names.
>
> 2) Supports simple variables as well.
>
> 3) The definition will be in two parts.  simple type defs and struct defs.
>
>
>     a) Simple defs: A hash with type names (short, long, LONG, color, etc)
> as keys and a def spec as the value.  The def will look like 'size,
> display, array length'.
>         i) The size has to be one of: i8, i16, i32, i64, float, or double.
>         ii) Display can be hex, dec, str (ascii string), strw (16-bit
> unicode str), or one of the struct names.  If a struct name then it is a
> pointer to that struct def and an object is nested in the object.
>         iii) The array length creates an array of these types assuming the
> vars/structs are contiguous in memory.
>
>     b) Struct defs look like they do in C/C++.   It won't do a real parse,
> it will just assume one line per member with type and name followed by
> semicolon.  Usually you will be able to copy a struct definition directly
> from a c/c++ header.
>
> 4) All defs will be in a separate js file included before the emStructObj
> code.
>
> 5) The emStructObj code will work in any js environment like node and the
> browser.
>
>
>
>
>
>

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