Trim util

1 files changed, 3 insertions, 5 deletions

@@ -2,11 +2,9 @@
 
 local dump = require("dump")
 local type = require("type")
-local utf8 = require("utf8")
-local null = type.null
 local assert_arity, assert_type = type.assert_arity, type.assert_type
-local util = require("util")
-local error = util.error
+local null = type.null
+local error = require("util").error
 
 local function fold (kons, knil, r)
         if r == null then
@@ -111,7 +109,7 @@ end
 env["integer->char"] = function (r)
         assert_arity(r,1,1)
         assert_type(r[1], "number") -- todo: check integer
-        return type.character(utf8.char(r[1]))
+        return type.character(r[1])
 end
 
 env["string->list"] = function (r)