Correct "is Function" porting #333
Description
as3 code for example:
package {
public class Issue {
public function Issue() {
if(f is Function){}
}
}
}expected result
class Issue
{
public function new()
{
if(Reflect.isFunction(f)){}
}
}
actual result
class Issue
{
public function new()
{
if(Std.is(f, Function)){}
}
}