remove/rearrange misc

Author: leafo

moonscript/transform.lua

@@ -378,8 +378,7 @@ Statement = Transformer({
           })
         end
         node = self.transform.statement(first_value, action, node)
-        local wrapped = a:wrap(node)
-        return build.assign_one(first_name, wrapped)
+        return build.assign_one(first_name, a:wrap(node))
       end
     end
     local transformed
@@ -689,7 +688,7 @@ Statement = Transformer({
       end)()
     })
   end,
-  foreach = function(self, node, _, parent_assign)
+  foreach = function(self, node, _)
     smart_node(node)
     local source = unpack(node.iter)
     local destructures = { }
@@ -717,11 +716,7 @@ Statement = Transformer({
     if ntype(source) == "unpack" then
       local list = source[2]
       local index_name = NameProxy("index")
-      local assign_name
-      if parent_assign then
-        assign_name = parent_assign[2][1]
-      end
-      local list_name = assign_name ~= list and self:is_local(list) and list or NameProxy("list")
+      local list_name = self:is_local(list) and list or NameProxy("list")
       local slice_var = nil
       local bounds
       if is_slice(list) then

moonscript/transform.moon

@@ -194,9 +194,7 @@ Statement = Transformer {
           a = Accumulator!
           action = (exp) -> a\mutate_body { exp }
           node = @transform.statement first_value, action, node
-
-          wrapped = a\wrap node
-          return build.assign_one first_name, wrapped
+          return build.assign_one first_name, a\wrap node
 
     -- bubble cascading assigns
     transformed = if num_values == 1
@@ -384,7 +382,7 @@ Statement = Transformer {
         ret scope_name
     }
 
-  foreach: (node, _, parent_assign) =>
+  foreach: (node, _) =>
     smart_node node
     source = unpack node.iter
 
@@ -404,8 +402,7 @@ Statement = Transformer {
       list = source[2]
 
       index_name = NameProxy "index"
-      assign_name = parent_assign[2][1] if parent_assign
-      list_name = assign_name != list and @is_local(list) and list or NameProxy "list"
+      list_name = @is_local(list) and list or NameProxy "list"
 
       slice_var = nil
       bounds = if is_slice list

moonscript/types.moon

@@ -122,8 +122,10 @@ build = nil
 build = setmetatable {
   group: (body={}) ->
     {"group", body}
+
   do: (body) ->
     {"do", body}
+
   assign_one: (name, value) ->
     build.assign {
       names: {name}