nomsu/core/scopes.nom

#!/usr/bin/env nomsu -V2.2.4.3
#
    This file contains definitions pertaining to variable scoping

use "core/metaprogramming.nom"
use "core/operators.nom"
use "core/collections.nom"
use "core/control_flow.nom"
compile [with local %locals %body, with local %locals do %body] to:
    %body_lua <- (%body as lua statements)
    when %locals.type = ?:
        * "Dict":
            %body_lua <- (Lua "\(compile as (<- %locals))\n\%body_lua")
            declare locals ("\(%.1 as lua)" for % in %locals) in %body_lua
        
        * "List":
            declare locals ("\(% as lua)" for % in %locals) in %body_lua
        * "Var"
        * "Action":
            declare locals ["\(%locals as lua)"] in %body_lua
        *else (barf "Unexpected local: \(%locals as nomsu)")
    
    return (..)
        Lua ".."
            do
                \%body_lua
            end