1 files changed, 87 insertions, 0 deletions
diff --git a/aoc2023/build/packages/gleam_stdlib/src/gleam@bytes_builder.erl b/aoc2023/build/packages/gleam_stdlib/src/gleam@bytes_builder.erl
new file mode 100644
index 0000000..2f6dd93
--- /dev/null
+++ b/aoc2023/build/packages/gleam_stdlib/src/gleam@bytes_builder.erl
@@ -0,0 +1,87 @@
+-module(gleam@bytes_builder).
+-compile([no_auto_import, nowarn_unused_vars, nowarn_unused_function]).
+
+-export([append_builder/2, prepend_builder/2, concat/1, new/0, from_string/1, prepend_string/2, append_string/2, from_string_builder/1, from_bit_array/1, prepend/2, append/2, concat_bit_arrays/1, to_bit_array/1, byte_size/1]).
+-export_type([bytes_builder/0]).
+
+-opaque bytes_builder() :: {bytes, bitstring()} |
+    {text, gleam@string_builder:string_builder()} |
+    {many, list(bytes_builder())}.
+
+-spec append_builder(bytes_builder(), bytes_builder()) -> bytes_builder().
+append_builder(First, Second) ->
+    gleam_stdlib:iodata_append(First, Second).
+
+-spec prepend_builder(bytes_builder(), bytes_builder()) -> bytes_builder().
+prepend_builder(Second, First) ->
+    gleam_stdlib:iodata_append(First, Second).
+
+-spec concat(list(bytes_builder())) -> bytes_builder().
+concat(Builders) ->
+    gleam_stdlib:identity(Builders).
+
+-spec new() -> bytes_builder().
+new() ->
+    gleam_stdlib:identity([]).
+
+-spec from_string(binary()) -> bytes_builder().
+from_string(String) ->
+    gleam_stdlib:wrap_list(String).
+
+-spec prepend_string(bytes_builder(), binary()) -> bytes_builder().
+prepend_string(Second, First) ->
+    gleam_stdlib:iodata_append(gleam_stdlib:wrap_list(First), Second).
+
+-spec append_string(bytes_builder(), binary()) -> bytes_builder().
+append_string(First, Second) ->
+    gleam_stdlib:iodata_append(First, gleam_stdlib:wrap_list(Second)).
+
+-spec from_string_builder(gleam@string_builder:string_builder()) -> bytes_builder().
+from_string_builder(Builder) ->
+    gleam_stdlib:wrap_list(Builder).
+
+-spec from_bit_array(bitstring()) -> bytes_builder().
+from_bit_array(Bits) ->
+    gleam_stdlib:wrap_list(Bits).
+
+-spec prepend(bytes_builder(), bitstring()) -> bytes_builder().
+prepend(Second, First) ->
+    gleam_stdlib:iodata_append(gleam_stdlib:wrap_list(First), Second).
+
+-spec append(bytes_builder(), bitstring()) -> bytes_builder().
+append(First, Second) ->
+    gleam_stdlib:iodata_append(First, gleam_stdlib:wrap_list(Second)).
+
+-spec concat_bit_arrays(list(bitstring())) -> bytes_builder().
+concat_bit_arrays(Bits) ->
+    gleam_stdlib:identity(Bits).
+
+-spec to_list(list(list(bytes_builder())), list(bitstring())) -> list(bitstring()).
+to_list(Stack, Acc) ->
+    case Stack of
+        [] ->
+            Acc;
+
+        [[] | Remaining_stack] ->
+            to_list(Remaining_stack, Acc);
+
+        [[{bytes, Bits} | Rest] | Remaining_stack@1] ->
+            to_list([Rest | Remaining_stack@1], [Bits | Acc]);
+
+        [[{text, Builder} | Rest@1] | Remaining_stack@2] ->
+            Bits@1 = gleam_stdlib:identity(
+                gleam@string_builder:to_string(Builder)
+            ),
+            to_list([Rest@1 | Remaining_stack@2], [Bits@1 | Acc]);
+
+        [[{many, Builders} | Rest@2] | Remaining_stack@3] ->
+            to_list([Builders, Rest@2 | Remaining_stack@3], Acc)
+    end.
+
+-spec to_bit_array(bytes_builder()) -> bitstring().
+to_bit_array(Builder) ->
+    erlang:list_to_bitstring(Builder).
+
+-spec byte_size(bytes_builder()) -> integer().
+byte_size(Builder) ->
+    erlang:iolist_size(Builder).