From c0e9a4838abd09cd9bca12c4ab80442973217ab4 Mon Sep 17 00:00:00 2001
From: Michael Mark <michael.mark@oit.edu>
Date: Fri, 24 May 2024 19:08:01 -0700
Subject: Changed u-ification function to use `io_lib:format`

---
 src/gleam_stdlib.erl | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

(limited to 'src')

diff --git a/src/gleam_stdlib.erl b/src/gleam_stdlib.erl
index c1b6a1c..b95d9f8 100644
--- a/src/gleam_stdlib.erl
+++ b/src/gleam_stdlib.erl
@@ -507,11 +507,7 @@ inspect_maybe_utf8_string(Binary, Acc) ->
     end.
 
 convert_to_u(Code) ->
-    Hex = integer_to_list(Code, 16),
-    Leading = lists:duplicate(4 - length(Hex), "0"),
-    Formatted = lists:append(Leading, Hex),
-    Bin = list_to_binary(Formatted),
-    <<$\\, $u, ${, Bin/binary, $}>>.
+    list_to_binary(io_lib:format("\\u{~4.16.0B}", [Code])).
 
 float_to_string(Float) when is_float(Float) ->
     erlang:iolist_to_binary(io_lib_format:fwrite_g(Float)).
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