Function getSemanticDiff

packages/server/review.ts:468–489

(url: URL)

  };

  const getSemanticDiff = async (url: URL): Promise<SemanticDiffResponse> => {
    // Semantic diff reads real files — wait out the checkout warmup in PR mode.
    if (isPRMode && options.worktreePool) await ensurePRLocalCwd();
    const cwd = resolveSemanticDiffCwd();
    const fileExts = semanticDiffFileExtsFromSearchParams(url.searchParams);
    const cacheKey = semanticDiffCacheKey({ rawPatch: currentPatch, cwd, fileExts });
    const cached = semanticDiffCache.get(cacheKey, currentPatch);
    if (cached) return cached;

    const result = await runSemanticDiff(
      { rawPatch: currentPatch, cwd, fileExts },
      createSemanticDiffRuntime(cwd),
    );
    if (result.status === "ok") {
      semanticDiffCache.set(cacheKey, currentPatch, result);
    } else if (result.status === "error") {
      // Cooldown-memoized: request rate (file badges remount on scroll) must
      // not drive sem execution rate when it's failing.
      semanticDiffCache.setFailure(cacheKey, currentPatch, result);
    }
    return result;
  };

  const agentJobs = createAgentJobHandler({
    mode: "review",