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Fix issue 3309 parameter names trait #951

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Fix issue 3309 parameter names trait #951

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f7518cd
Fix issue 3309
jmaschme May 14, 2012
9de8cff
Changed the expression return type to a Tuple for consistency
jmaschme May 14, 2012
4da62e4
Dropped direct use of data
jmaschme May 15, 2012
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1 change: 1 addition & 0 deletions src/idgen.c
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Expand Up @@ -324,6 +324,7 @@ Msgtable msgtable[] =
{ "hasMember" }, { "hasMember" },
{ "identifier" }, { "identifier" },
{ "parent" }, { "parent" },
{ "parameterNames" },
{ "getMember" }, { "getMember" },
{ "getOverloads" }, { "getOverloads" },
{ "getVirtualFunctions" }, { "getVirtualFunctions" },
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17 changes: 17 additions & 0 deletions src/traits.c
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Expand Up @@ -206,6 +206,23 @@ Expression *TraitsExp::semantic(Scope *sc)
StringExp *se = new StringExp(loc, s->ident->toChars()); StringExp *se = new StringExp(loc, s->ident->toChars());
return se->semantic(sc); return se->semantic(sc);
} }
else if (ident == Id::parameterNames)
{
FuncDeclaration *f;
Dsymbol *s = getDsymbol((*args)[0]);
if ((f = s->isFuncDeclaration()) == NULL)
{
error("argument %s is not a function", s->toPrettyChars());
goto Lfalse;
}
Expressions *exps = new Expressions();
TypeFunction *tf = (TypeFunction *) f->type;
if(tf->parameters)
for (size_t i = 0; i < tf->parameters->dim; i++)
exps->push(new StringExp(loc, ((Parameter*) tf->parameters->data[i])->ident->toChars()));
Expression *e = new TupleExp(loc, exps);
return e->semantic(sc);
}
else if (ident == Id::parent) else if (ident == Id::parent)
{ {
if (dim != 1) if (dim != 1)
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