@metamask/logger/dist/transports.mjs

A lightweight logging package using @metamask/streams

import { lser } from "./stream.mjs";
/**
 * The console transport for the logger.
 *
 * @param entry - The log entry to transport.
 */
export const consoleTransport = (entry) => {
    const args = [
        ...(entry.tags.length > 0 ? [entry.tags] : []),
        ...(entry.message ? [entry.message] : []),
        ...(entry.data ?? []),
    ];
    // Ultimately, a console somewhere is an acceptable terminal for logging
    // eslint-disable-next-line no-console
    console[entry.level](...args);
};
/**
 * The stream transport for the logger. Expects the stream is listening for
 * log entries.
 *
 * @param stream - The stream to write the log entry to.
 * @returns A transport function that writes to the stream.
 */
export const makeStreamTransport = (stream) => {
    return (entry) => {
        stream
            .write({
            method: 'notify',
            params: ['logger', lser(entry)],
            jsonrpc: '2.0',
        })
            // This is a last resort, but it's better than nothing
            // eslint-disable-next-line no-console
            .catch(console.debug);
    };
};
export const makeArrayTransport = (target) => {
    return (entry) => {
        target.push(entry);
    };
};
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