Interface StreamPlugin

interface StreamPlugin {
    processStreamPart?: (
        part: EnhancedStreamPart,
        context: PluginContext,
    ) => EnhancedStreamPart | Promise<EnhancedStreamPart>;
    onStreamStart?: (context: PluginContext) => void | Promise<void>;
    onStreamEnd?: (context: PluginContext) => void | Promise<void>;
    onStreamError?: (
        error: Error,
        context: PluginContext,
    ) => void | Promise<void>;
}