/**
 * Extracts workflow metrics from LLM stream result steps.
 */
export declare function extractWorkflowMetrics(steps: Array<{
    toolCalls?: unknown[];
    content?: unknown[];
}>): {
    toolCalls: number;
    stepCount: number;
    linesAdded: number;
    linesEdited: number;
    linesRemoved: number;
};
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