On Sat, 27 Jun 2015 16:28:40 +0000, BBaz wrote:
> I try to build a symbol table:
>
> ---
> module aveb;
>
> import std.stdio;
> import std.algorithm.searching;
> import std.ascii;
>
> void* [string] sig;
>
> void ana(alias mod)()
> {
> import std.traits; foreach(memb;__traits(allMembers,mod))
> static if
> (canFind(["package","public"],__traits(getProtection,memb)))
> static if (isSomeFunction! (__traits(getMember,mod,memb)
> ))
> foreach(ov;__traits(getOverloads,mod,memb))
> sig[memb] = &__traits(getMember,mod,memb);
> }
>
> void main(string[] args)
> {
> //ana!(std.ascii); //ok ana!(std.traits);
> writeln(sig);
> }
> ---
>
>>Error: function std.traits.demangleParameterStorageClass is not
>>accessible from module aveb Error: function
>>std.traits.demangleParameterStorageClass is not accessible from module
>>aveb etc
>
>
> problem is that the sub functions are not accessible. i'd like to skip
> them.
wrap your code in another static if:
static if (is(typeof(__traits(getMember, mod, memb)))) { ... }
`is()` gags errors and simply returns `false` for invalid cases.
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