defineTool function

Tool defineTool(String name, { String? description, Map<String, dynamic>? parameters, required ToolHandler handler, })

Convenience factory matching the upstream SDK defineTool helper.

Creates a Tool with the given name, optional description, optional parameters (JSON Schema), and handler.

final weatherTool = defineTool(
  'get_weather',
  description: 'Get weather for a city',
  parameters: {
    'type': 'object',
    'properties': {
      'city': {'type': 'string'},
    },
  },
  handler: (args, inv) async {
    return ToolResultSuccess('Sunny in ${args['city']}');
  },
);

Implementation

Tool defineTool(
  String name, {
  String? description,
  Map<String, dynamic>? parameters,
  required ToolHandler handler,
}) {
  return Tool(
    name: name,
    description: description,
    parameters: parameters,
    handler: handler,
  );
}