A lightweight node logger with zero dependencies.
Install through npm
npm i @lauwri/log
yarn add @lauwri/log
import log from "@lauwri/log";
// Enables logging to file, use outputFile to change output
log.setup({
enableFile: true,
});
log.info("This is a regular log");
//INFO: 2022-05-16T22:53:47.688Z example.ts:8:5: This is a regular log
log.warn("This is a warning log");
//WARN: 2022-05-16T22:53:47.692Z example.ts:9:5: This is a warning log
log.error("This is a error log");
//ERROR: 2022-05-16T22:53:47.693Z example.ts:10:5: This is a error log
log.debug("This is a debug log");
//DEBUG: 2022-05-16T22:53:47.694Z example.ts:11:5: This is a debug log
import log from "@lauwri/log";
info warn error debug (message?: any, ...args: any[]):
Log by level
setup(options):
Set global options for logger
options:
| command | description | default |
|---|---|---|
| logLevels | Array of levels to log | Info,Debug,Warn,Error |
| enableLogging | Enable logging to console | true |
| enableFile | Enable logging to file | false |
| outputFile | Path to log output file | ./logs/logs.txt |
| tagDate | Tags file with a timestamp | true |
| tagLevel | Tags file with a log level | true |
| tagColor | Tags file with a color | true |
| tagFileMessage | Tags file with a message | Logging started at n from origin x |
| color | Colors for logging levels |
Colors:
ANSI colorcodes. If any color is present, log adds Reset as last argument to console.
| Name | Value |
|---|---|
| Reset | "\x1b[0m" |
| Bright | "\x1b[1m" |
| Dim | "\x1b[2m" |
| Underscore | "\x1b[4m" |
| Blink | "\x1b[5m" |
| Reverse | "\x1b[7m" |
| Hidden | "\x1b[8m" |
| FgBlack | "\x1b[30m" |
| FgRed | "\x1b[31m" |
| FgGreen | "\x1b[32m" |
| FgYellow | "\x1b[33m" |
| FgBlue | "\x1b[34m" |
| FgMagenta | "\x1b[35m" |
| FgCyan | "\x1b[36m" |
| FgWhite | "\x1b[37m" |
| BgBlack | "\x1b[40m" |
| BgRed | "\x1b[41m" |
| BgGreen | "\x1b[42m" |
| BgYellow | "\x1b[43m" |
| BgBlue | "\x1b[44m" |
| BgMagenta | "\x1b[45m" |
| BgCyan | "\x1b[46m" |
| BgWhite | "\x1b[47m" |