Files
paperclip/packages/adapter-utils/src/log-redaction.ts
2026-03-11 20:56:47 -05:00

82 lines
2.4 KiB
TypeScript

import type { TranscriptEntry } from "./types.js";
export const REDACTED_HOME_PATH_USER = "[]";
const HOME_PATH_PATTERNS = [
{
regex: /\/Users\/[^/\\\s]+/g,
replace: `/Users/${REDACTED_HOME_PATH_USER}`,
},
{
regex: /\/home\/[^/\\\s]+/g,
replace: `/home/${REDACTED_HOME_PATH_USER}`,
},
{
regex: /([A-Za-z]:\\Users\\)[^\\/\s]+/g,
replace: `$1${REDACTED_HOME_PATH_USER}`,
},
] as const;
function isPlainObject(value: unknown): value is Record<string, unknown> {
if (typeof value !== "object" || value === null || Array.isArray(value)) return false;
const proto = Object.getPrototypeOf(value);
return proto === Object.prototype || proto === null;
}
export function redactHomePathUserSegments(text: string): string {
let result = text;
for (const pattern of HOME_PATH_PATTERNS) {
result = result.replace(pattern.regex, pattern.replace);
}
return result;
}
export function redactHomePathUserSegmentsInValue<T>(value: T): T {
if (typeof value === "string") {
return redactHomePathUserSegments(value) as T;
}
if (Array.isArray(value)) {
return value.map((entry) => redactHomePathUserSegmentsInValue(entry)) as T;
}
if (!isPlainObject(value)) {
return value;
}
const redacted: Record<string, unknown> = {};
for (const [key, entry] of Object.entries(value)) {
redacted[key] = redactHomePathUserSegmentsInValue(entry);
}
return redacted as T;
}
export function redactTranscriptEntryPaths(entry: TranscriptEntry): TranscriptEntry {
switch (entry.kind) {
case "assistant":
case "thinking":
case "user":
case "stderr":
case "system":
case "stdout":
return { ...entry, text: redactHomePathUserSegments(entry.text) };
case "tool_call":
return { ...entry, name: redactHomePathUserSegments(entry.name), input: redactHomePathUserSegmentsInValue(entry.input) };
case "tool_result":
return { ...entry, content: redactHomePathUserSegments(entry.content) };
case "init":
return {
...entry,
model: redactHomePathUserSegments(entry.model),
sessionId: redactHomePathUserSegments(entry.sessionId),
};
case "result":
return {
...entry,
text: redactHomePathUserSegments(entry.text),
subtype: redactHomePathUserSegments(entry.subtype),
errors: entry.errors.map((error) => redactHomePathUserSegments(error)),
};
default:
return entry;
}
}