jsout/dist/log.js

A Syslog-compatible, small, and simple logger for Typescript/Javascript projects. Sponsored by https://aeroview.io

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.log = log;
const _1 = require(".");
const cli_1 = require("./formatters/cli");
const json_1 = require("./formatters/json");
const serializeCustomProps_1 = require("./serializeCustomProps");
const serializeError_1 = require("./serializeError");
function log(input) {
    if (!input)
        throw new Error('input is required');
    if (!input.options)
        throw new Error('options is required');
    if (!input.transport)
        throw new Error('transport is required');
    if (!input.transport.stdout)
        throw new Error('transport.stdout must be a function');
    if (!input.transport.stderr)
        throw new Error('transport.stderr must be a function');
    const { level, message, error, data, options } = input;
    if (level > options.level)
        return;
    const log = {
        level,
        message: message ?? error?.message ?? '',
        error: error instanceof Error
            ? (0, serializeError_1.serializeError)(error)
            : (0, serializeCustomProps_1.serializeCustomProps)(error),
        data: (0, serializeCustomProps_1.serializeCustomProps)(data),
    };
    const transport = log.level <= _1.LogLevel.warn
        ? input.transport.stderr // 0-4
        : input.transport.stdout; // 5-7
    options.format === _1.LogFormat.json
        ? transport((0, json_1.formatJson)(log))
        : transport((0, cli_1.formatCli)(log));
}
//# sourceMappingURL=log.js.map