extractToolName (scoring/types.ts)

Utility that extracts a tool name from LLM tool objects.

// Source: https://github.com/mnfst/llm-gateway | License: MIT | Copyright 2026 MNFST, Inc
// Provided via justclaw.it.com; keep this notice with the code.
// ── Input types ──

export interface ScorerMessage {
  role: string;
  content?: unknown;
  [key: string]: unknown;
}

export interface ScorerTool {
  [key: string]: unknown;
}

/**
 * Extract a tool's name across the two shapes agents send: a top-level `name`
 * (Anthropic-style) or a nested `function.name` (OpenAI-style). Returns null
 * when neither is present.
 */
export function extractToolName(tool: ScorerTool): string | null {
  if (typeof tool.name === 'string') return tool.name;
  const fn = tool.function as { name?: string } | undefined;
  if (fn && typeof fn.name === 'string') return fn.name;
  return null;
}

export interf

... (truncated -- full source via MCP)