nest-winston
Version:
A Nest module wrapper for winston
81 lines (80 loc) • 3.36 kB
JavaScript
;
var __rest = (this && this.__rest) || function (s, e) {
var t = {};
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0)
t[p] = s[p];
if (s != null && typeof Object.getOwnPropertySymbols === "function")
for (var i = 0, p = Object.getOwnPropertySymbols(s); i < p.length; i++) {
if (e.indexOf(p[i]) < 0 && Object.prototype.propertyIsEnumerable.call(s, p[i]))
t[p[i]] = s[p[i]];
}
return t;
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.utilities = void 0;
const winston_1 = require("winston");
const util_1 = require("util");
const fast_safe_stringify_1 = __importDefault(require("fast-safe-stringify"));
const clc = {
bold: (text) => `\x1B[1m${text}\x1B[0m`,
green: (text) => `\x1B[32m${text}\x1B[39m`,
yellow: (text) => `\x1B[33m${text}\x1B[39m`,
red: (text) => `\x1B[31m${text}\x1B[39m`,
magentaBright: (text) => `\x1B[95m${text}\x1B[39m`,
cyanBright: (text) => `\x1B[96m${text}\x1B[39m`,
};
const nestLikeColorScheme = {
log: clc.green,
error: clc.red,
warn: clc.yellow,
debug: clc.magentaBright,
verbose: clc.cyanBright,
};
const defaultOptions = {
colors: !process.env.NO_COLOR,
prettyPrint: true,
processId: true,
appName: true,
};
const nestLikeConsoleFormat = (appName = 'NestWinston', options = {}) => {
const formatOptions = Object.assign(Object.assign({}, defaultOptions), options);
return winston_1.format.printf((_a) => {
var { context, level, timestamp, message, ms } = _a, meta = __rest(_a, ["context", "level", "timestamp", "message", "ms"]);
if ('info' === level) {
level = 'log';
}
if ('undefined' !== typeof timestamp) {
try {
if (timestamp === new Date(timestamp).toISOString()) {
timestamp = new Date(timestamp).toLocaleString();
}
}
catch (error) {
}
}
const color = formatOptions.colors && nestLikeColorScheme[level] || ((text) => text);
const yellow = formatOptions.colors ? clc.yellow : ((text) => text);
const stringifiedMeta = (0, fast_safe_stringify_1.default)(meta);
const formattedMeta = formatOptions.prettyPrint
? (0, util_1.inspect)(JSON.parse(stringifiedMeta), { colors: formatOptions.colors, depth: null })
: stringifiedMeta;
return ((formatOptions.appName ? color(`[${appName}]`) + ' ' : '') +
(formatOptions.processId ? color(String(process.pid)).padEnd(6) + ' ' : '') +
('undefined' !== typeof timestamp ? `${timestamp} ` : '') +
`${color(level.toUpperCase().padStart(7))} ` +
('undefined' !== typeof context
? `${yellow('[' + context + ']')}`
: '') +
('undefined' !== typeof message ? ` ${color(message)}` : '') +
(formattedMeta && formattedMeta !== '{}' ? ` - ${formattedMeta}` : '') +
('undefined' !== typeof ms ? ` ${yellow(ms)}` : ''));
});
};
exports.utilities = {
format: {
nestLike: nestLikeConsoleFormat,
},
};