opts.cpp File Reference

Go to the source code of this file.

Functions
	EMSCRIPTEN_DECLARE_VAL_TYPE (OptionsSnapshot)
int	patch_options (OptionsPatch patch, double expected_revision)
int	initial_options (OptionsPatch patch)
	EMSCRIPTEN_BINDINGS (ascii_chat_options)

Function Documentation

EMSCRIPTEN_BINDINGS()

EMSCRIPTEN_BINDINGS

(

ascii_chat_options

)

Definition at line 69 of file opts.cpp.

                                        {
  emscripten::function("browser_options_revision", +[]() { return static_cast<double>(options_revision()); });
  emscripten::register_optional<std::string>();
  emscripten::register_type<OptionsPatch>("OptionsPatch", "Record<string, number | string | boolean>");
  emscripten::register_type<OptionsSnapshot>(
      "OptionsSnapshot", "{ revision: number; values: Record<string, number | string | boolean> } | null");
  emscripten::function("patchOptions", &patch_options);
  emscripten::function("readOptions", &read_options);
  emscripten::function("optionHelp", &option_help);
}

References options_revision(), and patch_options().

EMSCRIPTEN_DECLARE_VAL_TYPE()

EMSCRIPTEN_DECLARE_VAL_TYPE

(

OptionsSnapshot

)

initial_options()

int initial_options

(

OptionsPatch

patch

)

Definition at line 28 of file opts.cpp.

                                        {
  emscripten::val object = patch;
  if (!object.isNull() && !object.isUndefined() && object.typeOf().as<std::string>() == "object" &&
      !emscripten::val::global("Array").call<bool>("isArray", object) &&
      emscripten::val::global("Object").call<emscripten::val>("keys", object)["length"].as<unsigned>() == 0)
    return ASCIICHAT_OK;
  int result = patch_options(patch, -1);
  if (result == ASCIICHAT_OK) {
    options_snapshot_t *snapshot = SAFE_MALLOC(sizeof(*snapshot), options_snapshot_t *);
    if (options_read_snapshot(snapshot) == ASCIICHAT_OK)
      log_set_level(snapshot->values.log_level);
    SAFE_FREE(snapshot);
  }
  return result;
}

References ASCIICHAT_OK, options_state::log_level, log_set_level(), options_read_snapshot(), patch_options(), SAFE_FREE, SAFE_MALLOC, and options_snapshot_t::values.

patch_options()

int patch_options	(	OptionsPatch	patch,
		double	expected_revision )

Definition at line 15 of file opts.cpp.

                                                                {
  emscripten::val object = patch;
  if (object.isNull() || object.isUndefined() || object.typeOf().as<std::string>() != "object" ||
      emscripten::val::global("Array").call<bool>("isArray", object))
    return SET_ERRNO(ERROR_INVALID_PARAM, "Options patch must be an object");
  emscripten::val json = emscripten::val::global("JSON").call<emscripten::val>("stringify", object);
  if (json.isUndefined())
    return SET_ERRNO(ERROR_INVALID_PARAM, "Options patch cannot be serialized");
  std::string text = json.as<std::string>();
  return options_apply_json(text.c_str(), text.size(),
                            expected_revision < 0 ? OPTIONS_REVISION_ANY : static_cast<uint64_t>(expected_revision),
                            OPTIONS_ORIGIN_LOCAL, nullptr);
}

References ERROR_INVALID_PARAM, options_apply_json(), OPTIONS_ORIGIN_LOCAL, OPTIONS_REVISION_ANY, and SET_ERRNO.

Referenced by EMSCRIPTEN_BINDINGS(), and initial_options().