third_party/blink/renderer/core/script_tools/script_tool_types.h

// Copyright 2026 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef THIRD_PARTY_BLINK_RENDERER_CORE_SCRIPT_TOOLS_SCRIPT_TOOL_TYPES_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_SCRIPT_TOOLS_SCRIPT_TOOL_TYPES_H_

#include <optional>

#include "base/functional/callback_forward.h"
#include "base/types/expected.h"
#include "third_party/blink/renderer/platform/wtf/text/wtf_string.h"

namespace blink {

enum class ScriptToolErrorCode {
  kInvalidToolName,
  kInvalidInputArguments,
  kMissingRequiredSubmitButton,
  kToolInvocationFailed,
  kToolCancelled,
};

struct ScriptToolError {
  ScriptToolErrorCode code;
  String message;

  explicit ScriptToolError(ScriptToolErrorCode code, String message = String())
      : code(code), message(std::move(message)) {}

  bool operator==(const ScriptToolError& other) const {
    return code == other.code;
  }
  bool operator==(ScriptToolErrorCode other_code) const {
    return code == other_code;
  }
};


struct ScriptToolDeclaration {
  String description;
  String input_schema;
  std::optional<bool> read_only;
  std::optional<bool> untrusted_content;
};

using ScriptToolExecutedCallback =
    base::OnceCallback<void(base::expected<String, ScriptToolError>)>;

}  // namespace blink

#endif  // THIRD_PARTY_BLINK_RENDERER_CORE_SCRIPT_TOOLS_SCRIPT_TOOL_TYPES_H_