{"record":{"id":"2fe7d5fbf0aeb383","repo":"stablyai/orca","slug":"lineage-depth-requires-at-least-two-worktrees","errorCode":null,"errorMessage":"--lineage-depth requires at least two --worktrees","messagePattern":"--lineage-depth requires at least two --worktrees","errorType":"validation","errorClass":"Error","httpStatus":null,"severity":"error","filePath":"config/scripts/run-idle-cpu-benchmark.mjs","lineNumber":133,"sourceCode":"      throw new Error(`Invalid --${key}: ${options[key]}`)\n    }\n  }\n  options.worktrees = Math.max(1, Math.floor(options.worktrees))\n  options.intervalMs = Math.max(250, Math.floor(options.intervalMs))\n  options.lineageDepth = Math.floor(options.lineageDepth)\n  options.agentsPerWorktree = Math.floor(options.agentsPerWorktree)\n  options.zustandPublications = Math.floor(options.zustandPublications)\n  options.zustandPublicationIntervalMs = Math.max(\n    1,\n    Math.floor(options.zustandPublicationIntervalMs)\n  )\n  options.syntheticVisibleSpinners = Math.max(0, Math.floor(options.syntheticVisibleSpinners))\n  options.syntheticSpinnerSteps = Math.max(1, Math.floor(options.syntheticSpinnerSteps))\n  if (!['smooth', 'steps'].includes(options.syntheticSpinnerAnimation)) {\n    throw new Error(`Invalid --synthetic-spinner-animation: ${options.syntheticSpinnerAnimation}`)\n  }\n  if (options.lineageDepth > 0 && options.worktrees < 2) {\n    throw new Error('--lineage-depth requires at least two --worktrees')\n  }\n  const publicationSpanMs =\n    Math.max(0, options.zustandPublications - 1) * options.zustandPublicationIntervalMs\n  if (publicationSpanMs > options.sampleMs) {\n    throw new Error(\n      `Zustand publication span ${publicationSpanMs}ms exceeds --sample-ms ${options.sampleMs}`\n    )\n  }\n  return options\n}\nfunction printUsage() {\n  console.log(\n    `Usage: node config/scripts/run-idle-cpu-benchmark.mjs [options]\\n\\nOptions:\\n  --warmup-ms <n>    Time to wait after app readiness before sampling (default ${DEFAULT_WARMUP_MS})\\n  --sample-ms <n>    Sampling window duration (default ${DEFAULT_SAMPLE_MS})\\n  --interval-ms <n>  Sampling cadence (default ${DEFAULT_INTERVAL_MS})\\n  --worktrees <n>    Seed repo worktree count, including primary (default ${DEFAULT_WORKTREE_COUNT})\\n  --lineage-depth <n>  Nest all worktrees under one expanded lineage, up to this depth\\n  --agents-per-worktree <n>  Seed this many visible inline agent rows per worktree\\n  --zustand-publications <n>  Publish exactly this many store updates during sampling\\n  --zustand-publication-interval-ms <n>  Publication cadence (default ${DEFAULT_ZUSTAND_PUBLICATION_INTERVAL_MS})\\n  --headful          Show the Electron window while measuring\\n  --skip-build       Reuse out/main/index.js instead of building first\\n  --output <path>    Write JSON report to this path\\n  --disable-renderer-animations  Inject measurement-only CSS that disables animations/transitions\\n  --synthetic-visible-spinners <n>  Measurement-only: add visible working spinners\\n  --synthetic-spinner-animation <smooth|steps>  Spinner animation style (default smooth)\\n  --synthetic-spinner-steps <n>  Step count for --synthetic-spinner-animation steps (default 12)\\n`\n  )\n}\nfunction run(command, args, options = {}) {\n  execFileSync(command, args, { stdio: options.stdio ?? 'pipe', encoding: 'utf8', ...options })\n}","sourceCodeStart":115,"sourceCodeEnd":151,"githubUrl":"https://github.com/stablyai/orca/blob/1136503c6a231a16dce8f921f6fadb63d181e8db/config/scripts/run-idle-cpu-benchmark.mjs#L115-L151","documentation":"Thrown by parseArgs when --lineage-depth is greater than 0 but --worktrees is less than 2. A lineage nest needs multiple worktrees to chain; a single worktree cannot express depth, so the combination is nonsensical.","triggerScenarios":"Passing --lineage-depth 3 with the default --worktrees (1), or explicitly --worktrees 1 --lineage-depth 2.","commonSituations":"Forgetting to raise --worktrees when enabling lineage, copy-pasting lineage options from a multi-worktree profile.","solutions":["Increase --worktrees to at least 2 when using --lineage-depth.","Set --lineage-depth 0 (or omit it) if you only want a single worktree."],"exampleFix":"# before\nnode config/scripts/run-idle-cpu-benchmark.mjs --lineage-depth 3\n# after\nnode config/scripts/run-idle-cpu-benchmark.mjs --worktrees 3 --lineage-depth 3","handlingStrategy":"validation","validationCode":"if (options.lineageDepth > 0 && options.worktrees < 2) {\n  throw new Error('--lineage-depth requires at least two --worktrees')\n}","typeGuard":"function lineageConfigured(options) {\n  return options.lineageDepth === 0 || options.worktrees >= 2\n}","tryCatchPattern":"try {\n  options = parseArgs(argv)\n} catch (err) {\n  if (/lineage-depth requires/.test(err.message)) { printUsage(); process.exit(2) }\n  throw err\n}","preventionTips":["Validate cross-option constraints in a single post-parse pass and name the dependency.","Document that lineage-depth implies a multi-worktree topology."],"tags":["cli","validation","worktrees","benchmark"],"backgroundTag":null,"analyzedSha":"1136503c6a231a16dce8f921f6fadb63d181e8db","analyzedAt":"2026-08-12T23:15:58.167Z","schemaVersion":2},"datasetVersion":"2026-08-12T23:17:12.415Z"}