Merge pull request #13 from tst2005/typofix

Fixing typos in comments

Author: andremm

lua-parser/pp.lua

@@ -154,7 +154,7 @@ function exp2str (exp)
       end
     end
     str = str .. " }"
-  elseif tag == "Invoke" then -- `Invoke{ expr `String{ <string> expr* }
+  elseif tag == "Invoke" then -- `Invoke{ expr `String{ <string> } expr* }
     str = str .. "{ "
     str = str .. exp2str(exp[1]) .. ", "
     str = str .. exp2str(exp[2])

lua-parser/validator.lua

@@ -310,7 +310,7 @@ function traverse_exp (env, exp)
     return traverse_paren(env, exp)
   elseif tag == "Call" then -- `Call{ expr expr* }
     return traverse_call(env, exp)
-  elseif tag == "Invoke" then -- `Invoke{ expr `String{ <string> expr* }
+  elseif tag == "Invoke" then -- `Invoke{ expr `String{ <string> } expr* }
     return traverse_invoke(env, exp)
   elseif tag == "Id" or -- `Id{ <string> }
          tag == "Index" then -- `Index{ expr expr }