57 lines
1.9 KiB
JavaScript
57 lines
1.9 KiB
JavaScript
// File: server/rr/rr-logger.js
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// Console logger for RR flows with safe JSON. No socket emission by default.
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const baseLogger = require("../utils/logger");
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function RRLogger(_socket, defaults = {}) {
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function safeSerialize(value) {
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try {
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const seen = new WeakSet();
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return JSON.stringify(value, (key, val) => {
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if (typeof val === "bigint") return val.toString();
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if (val instanceof Error) return { name: val.name, message: val.message, stack: val.stack };
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if (typeof val === "function") return undefined;
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if (typeof val === "object" && val !== null) {
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if (seen.has(val)) return "[Circular]";
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seen.add(val);
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if (val instanceof Date) return val.toISOString();
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if (val instanceof Map) return Object.fromEntries(val);
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if (val instanceof Set) return Array.from(val);
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if (typeof Buffer !== "undefined" && Buffer.isBuffer?.(val)) return `<Buffer len=${val.length}>`;
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}
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return val;
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});
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} catch {
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try {
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return String(value);
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} catch {
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return "[Unserializable]";
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}
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}
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}
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return function log(level = "info", message = "", ctx = {}) {
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const lvl = String(level || "info").toLowerCase();
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const iso = new Date().toISOString();
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const msgStr = typeof message === "string" ? message : safeSerialize(message);
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const mergedCtx = ctx && typeof ctx === "object" ? { ...defaults, ...ctx } : { ...defaults };
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const ctxStr = Object.keys(mergedCtx || {}).length ? ` ${safeSerialize(mergedCtx)}` : "";
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const line = `[RR] ${iso} [${lvl.toUpperCase()}] ${msgStr}${ctxStr}`;
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const logger = baseLogger?.logger || baseLogger || console;
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const fn = (logger[lvl] || logger.log || logger.info || console[lvl] || console.log).bind(logger);
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try {
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fn(line);
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} catch {
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try {
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console.log(line);
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} catch {}
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}
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};
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}
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module.exports = RRLogger;
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