Files
Moltbot/src/memory/qmd-query-parser.ts
2026-02-11 15:39:28 -08:00

48 lines
1.7 KiB
TypeScript

import { createSubsystemLogger } from "../logging/subsystem.js";
const log = createSubsystemLogger("memory");
export type QmdQueryResult = {
docid?: string;
score?: number;
file?: string;
snippet?: string;
body?: string;
};
export function parseQmdQueryJson(stdout: string, stderr: string): QmdQueryResult[] {
const trimmedStdout = stdout.trim();
const trimmedStderr = stderr.trim();
const stdoutIsMarker = trimmedStdout.length > 0 && isQmdNoResultsOutput(trimmedStdout);
const stderrIsMarker = trimmedStderr.length > 0 && isQmdNoResultsOutput(trimmedStderr);
if (stdoutIsMarker || (!trimmedStdout && stderrIsMarker)) {
return [];
}
if (!trimmedStdout) {
const context = trimmedStderr ? ` (stderr: ${summarizeQmdStderr(trimmedStderr)})` : "";
const message = `stdout empty${context}`;
log.warn(`qmd query returned invalid JSON: ${message}`);
throw new Error(`qmd query returned invalid JSON: ${message}`);
}
try {
const parsed = JSON.parse(trimmedStdout) as unknown;
if (!Array.isArray(parsed)) {
throw new Error("qmd query JSON response was not an array");
}
return parsed as QmdQueryResult[];
} catch (err) {
const message = err instanceof Error ? err.message : String(err);
log.warn(`qmd query returned invalid JSON: ${message}`);
throw new Error(`qmd query returned invalid JSON: ${message}`, { cause: err });
}
}
function isQmdNoResultsOutput(raw: string): boolean {
const normalized = raw.trim().toLowerCase().replace(/\s+/g, " ");
return normalized === "no results found" || normalized === "no results found.";
}
function summarizeQmdStderr(raw: string): string {
return raw.length <= 120 ? raw : `${raw.slice(0, 117)}...`;
}