Macro create_endpoint_node

macro_rules! create_endpoint_node {
    {
        #[$name:ident] $sname:ident $tname:ident,
        #[$args:ident] {$($arg_name:ident: $arg_ty:ty,)+},
        #[$methods:ident] {$($func:ident($($farg_name:ident: $farg_ty:ty,)*) -> $output:ty;)*}
    } => { ... };
}