Module: Datadog::CI::FileSerialization

Defined in:

lib/datadog/ci/file_serialization.rb,
ext/datadog_ci_native/file_serialization.c

Overview

Native fast path for serializing large lists of file paths. Implementation in ext/datadog_ci_native/file_serialization.c.

Class Method Summary

• .pack_files(primary_files, additional_files, root) ⇒ Object

Class Method Details

.pack_files(primary_files, additional_files, root) ⇒ Object

# File 'ext/datadog_ci_native/file_serialization.c', line 194

static VALUE file_serialization_pack_files(VALUE module, VALUE primary_files,
                                           VALUE additional_files,
                                           VALUE root) {
  Check_Type(primary_files, T_HASH);
  Check_Type(additional_files, T_ARRAY);
  if (!RB_TYPE_P(root, T_STRING) || rb_obj_class(root) != rb_cString ||
      RSTRING_LEN(root) == 0 || !string_bytes_are_ascii(root)) {
    return Qnil;
  }

  long additional_files_len = RARRAY_LEN(additional_files);

  struct packed_files_context context = {
      .root = root,
      .packed = rb_str_buf_new(4096),
      .root_len = RSTRING_LEN(root),
      .files_count = 0,
      .fast_path_supported = true};
  rb_str_resize(context.packed, 5);

  rb_hash_foreach(primary_files, pack_primary_file_i, (VALUE)&context);
  if (!context.fast_path_supported) {
    return Qnil;
  }

  for (long i = 0; i < additional_files_len; i++) {
    if (!packed_files_append_entry(&context,
                                   rb_ary_entry(additional_files, i), true)) {
      return Qnil;
    }
  }

  packed_files_write_array_header(&context);
  return context.packed;
}