diff --git a/nomsu.peg b/nomsu.peg
index 38db312..ee0acb0 100644
--- a/nomsu.peg
+++ b/nomsu.peg
@@ -45,12 +45,11 @@ noindex_inline_expression:
       )
 inline_expression: index_chain / noindex_inline_expression 
 indented_expression:
-    indented_text / indented_nomsu / indented_list / indented_dict / {|
+    indented_text / indented_nomsu / indented_list / indented_dict / ({|
         ("(..)" / ":")? nl_indent (comment nl_nodent)*
             (block / action / expression)
             (!! [^%nl]+ -> "Unexpected character while parsing indented expression" !!)?
-            {:is_halfblock: ''->'yep' :}
-    |}
+    |} -> unpack)
 expression:
     inline_expression
     / (":" %ws*
diff --git a/parser.lua b/parser.lua
index 979a29f..a4d2a90 100644
--- a/parser.lua
+++ b/parser.lua
@@ -26,6 +26,7 @@ do
   _with_0.nl = P("\r") ^ -1 * P("\n")
   _with_0.ws = S(" \t")
   _with_0.tonumber = tonumber
+  _with_0.unpack = unpack or table.unpack
   local string_escapes = {
     n = "\n",
     t = "\t",
@@ -91,34 +92,6 @@ setmetatable(NOMSU_DEFS, {
           value.source = Source(_with_0.filename, _with_0.start + start - 1, _with_0.start + stop - 1)
         end
       end
-      while true do
-        local found = false
-        for i = #value, 1, -1 do
-          local _continue_0 = false
-          repeat
-            if not (type(value[i]) == 'table') then
-              _continue_0 = true
-              break
-            end
-            if value[i].is_halfblock then
-              found = true
-              local hb = remove(value, i)
-              for _index_0 = 1, #hb do
-                local v = hb[_index_0]
-                insert(value, i, v)
-                i = i + 1
-              end
-            end
-            _continue_0 = true
-          until true
-          if not _continue_0 then
-            break
-          end
-        end
-        if not (found) then
-          break
-        end
-      end
       local comments = { }
       for i = #value, 1, -1 do
         local _continue_0 = false
diff --git a/parser.moon b/parser.moon
index 1591161..78aa042 100644
--- a/parser.moon
+++ b/parser.moon
@@ -14,6 +14,7 @@ NOMSU_DEFS = with {}
     .nl = P("\r")^-1 * P("\n")
     .ws = S(" \t")
     .tonumber = tonumber
+    .unpack = unpack or table.unpack
     string_escapes = n:"\n", t:"\t", b:"\b", a:"\a", v:"\v", f:"\f", r:"\r"
     digit, hex = R('09'), R('09','af','AF')
     .escaped_char = (P("\\")*S("xX")*C(hex*hex)) / => string.char(tonumber(@, 16))
@@ -58,17 +59,6 @@ setmetatable(NOMSU_DEFS, {__index:(key)=>
         if userdata.source
             with userdata.source
                 value.source = Source(.filename, .start + start-1, .start + stop-1)
-        while true
-            found = false
-            for i=#value,1,-1
-                continue unless type(value[i]) == 'table'
-                if value[i].is_halfblock
-                    found = true
-                    hb = remove(value, i)
-                    for v in *hb
-                        insert value, i, v
-                        i += 1
-            break unless found
         comments = {}
         for i=#value,1,-1
             continue unless type(value[i]) == 'table'