{"record":{"id":"00b6bbd031fe70f7","repo":"Egonex-AI/Understand-Anything","slug":"invalid-path-in-git-diff-for-status-status","errorCode":null,"errorMessage":"Invalid path in git diff for status ${status}","messagePattern":"Invalid path in git diff for status (.+?)","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"understand-anything-plugin/skills/understand/prepare-incremental.mjs","lineNumber":174,"sourceCode":"}\n\nfunction parseNameStatusZ(output) {\n  if (!output) return [];\n  const fields = output.split('\\0');\n  if (fields.at(-1) === '') fields.pop();\n  const changes = [];\n  for (let i = 0; i < fields.length;) {\n    const status = fields[i++];\n    if (!status) continue;\n    const kind = status[0];\n    if (kind === 'R' || kind === 'C') {\n      const oldPath = normalizeRelativePath(fields[i++]);\n      const newPath = normalizeRelativePath(fields[i++]);\n      if (!oldPath || !newPath) throw new Error(`Invalid ${kind} path in git diff`);\n      changes.push({ status, oldPath, newPath });\n    } else {\n      const path = normalizeRelativePath(fields[i++]);\n      if (!path) throw new Error(`Invalid path in git diff for status ${status}`);\n      changes.push({ status, path });\n    }\n  }\n  return changes;\n}\n\nfunction pathsFromChanges(changes) {\n  const paths = [];\n  for (const change of changes) {\n    if (change.path) paths.push(change.path);\n    if (change.oldPath) paths.push(change.oldPath);\n    if (change.newPath) paths.push(change.newPath);\n  }\n  return sorted(paths);\n}\n\nfunction parseNulPaths(output) {\n  return output","sourceCodeStart":156,"sourceCodeEnd":192,"githubUrl":"https://github.com/Egonex-AI/Understand-Anything/blob/07edf82a04371b6f69779b067bdc8a1a8753a9db/understand-anything-plugin/skills/understand/prepare-incremental.mjs#L156-L192","documentation":"parseNameStatusZ throws when a non-rename/copy git name-status entry yields no valid path after normalization. A status code was read but the following NUL-separated field is missing or normalizes to empty, so the change record would be unusable.","triggerScenarios":"A truncated or malformed `git diff --name-status -z` stream where the path field for a status like A, D, or M is absent or rejected by normalizeRelativePath.","commonSituations":"Interruption or truncation of git output (memory limits, subprocess buffering issues), unusual filenames the normalizer drops, or a mismatch between the git flags used to produce the diff and what the parser expects.","solutions":["Re-run `git diff --name-status -z <baseCommit>` and verify each status line is followed by a path","Check the filename for characters that normalizeRelativePath may reject (leading slashes, '..' traversal, quoting)","Retry the git command — transient truncation resolves on re-run","Fall back to a full analysis run instead of the incremental path"],"exampleFix":"// before\nif (!path) throw new Error(`Invalid path in git diff for status ${status}`);\n// after\nif (!path) {\n  console.warn(`Skipping entry with invalid path for status ${status}`);\n  continue;\n}","handlingStrategy":"validation","validationCode":"const raw = execSync(`git diff --name-status -z ${baseCommit}`).toString();\nif (!raw.endsWith('\\0') && raw.length > 0) throw new Error('Truncated git diff output');","typeGuard":"function hasPathField(fields, i) { return typeof fields[i] === 'string' && fields[i].length > 0; }","tryCatchPattern":"try {\n  const changes = parseNameStatusZ(rawDiff);\n} catch (err) {\n  if (String(err.message).includes('Invalid path in git diff')) {\n    return retryOrFullAnalysis();\n  }\n  throw err;\n}","preventionTips":["Re-run the git command if output may have been truncated (subprocess limits)","Avoid unusual filename encodings or set core.quotePath=false consistently","Always pair parse failures with a full-analysis fallback"],"tags":["git","parsing","diff"],"backgroundTag":"git-command-failed","analyzedSha":"07edf82a04371b6f69779b067bdc8a1a8753a9db","analyzedAt":"2026-09-07T23:20:10.829Z","contentChangedAt":"2026-09-07T23:20:10.829Z","schemaVersion":2},"datasetVersion":"2026-09-14T05:17:10.506Z"}