OrdinaryMagician/vkdoom_m
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added class pointer casts. Due to grammar problems the type has to be put into parentheses to get the class token out of the global parsing namespace:

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class<Actor> myclass = (class<Actor>)(GetClass());
This commit is contained in:
Christoph Oelckers 2016-11-17 20:31:53 +01:00
commit 3bcd85eb8a
8 changed files with 167 additions and 0 deletions
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18
src/scripting/zscript/zcc_compile.cpp
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@ -2766,6 +2766,24 @@ FxExpression *ZCCCompiler::ConvertNode(ZCC_TreeNode *ast)
break;
}
case AST_ClassCast:
{
auto cc = static_cast<ZCC_ClassCast *>(ast);
if (cc->Parameters == nullptr || cc->Parameters->SiblingNext != cc->Parameters)
{
Error(cc, "Class type cast requires exactly one parameter");
return new FxNop(*ast); // return something so that the compiler can continue.
}
auto cls = PClass::FindClass(cc->ClassName);
if (cls == nullptr)
{
Error(cc, "Unknown class %s", FName(cc->ClassName).GetChars());
return new FxNop(*ast); // return something so that the compiler can continue.
}
return new FxClassPtrCast(cls, ConvertNode(cc->Parameters));
}
case AST_ExprMemberAccess:
{
auto memaccess = static_cast<ZCC_ExprMemberAccess *>(ast);