Function findMatchingOptions

src/ast/ast_typedecl.cpp:4237–4262

    }

    void findMatchingOptions ( const TypeDeclPtr & type, vector<MatchingOptionError> & matching ) {
        if ( type->baseType == Type::option ) {
            // lets see if one of the argTypes is the same as the other
            for ( size_t ai=0, as=type->argTypes.size(); ai<as; ++ai ) {
                auto & argT = type->argTypes[ai];
                for ( size_t bi=ai+1; bi<as; ++bi ) {
                    auto & argB = type->argTypes[bi];
                    if ( argT->isSameType(*argB, RefMatters::yes, ConstMatters::yes, TemporaryMatters::yes, AllowSubstitute::no, true, false) ) {
                        matching.push_back({type,argT,argB});
                        goto found;
                    }
                }
            }
            found:;
        } else {
            if ( type->firstType ) {
                findMatchingOptions(type->firstType, matching);
            }
            if ( type->secondType ) {
                findMatchingOptions(type->secondType, matching);
            }
            for ( auto & argT : type->argTypes ) {
                findMatchingOptions(argT, matching);
            }
        }
    }
}