1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071727374757677787980818283 |
- 'use strict';
- const { configs, LEVEL, MESSAGE } = require('triple-beam');
- class Padder {
- constructor(opts = { levels: configs.npm.levels }) {
- this.paddings = Padder.paddingForLevels(opts.levels, opts.filler);
- this.options = opts;
- }
-
- static getLongestLevel(levels) {
- const lvls = Object.keys(levels).map(level => level.length);
- return Math.max(...lvls);
- }
-
- static paddingForLevel(level, filler, maxLength) {
- const targetLen = maxLength + 1 - level.length;
- const rep = Math.floor(targetLen / filler.length);
- const padding = `${filler}${filler.repeat(rep)}`;
- return padding.slice(0, targetLen);
- }
-
- static paddingForLevels(levels, filler = ' ') {
- const maxLength = Padder.getLongestLevel(levels);
- return Object.keys(levels).reduce((acc, level) => {
- acc[level] = Padder.paddingForLevel(level, filler, maxLength);
- return acc;
- }, {});
- }
-
- transform(info, opts) {
- info.message = `${this.paddings[info[LEVEL]]}${info.message}`;
- if (info[MESSAGE]) {
- info[MESSAGE] = `${this.paddings[info[LEVEL]]}${info[MESSAGE]}`;
- }
- return info;
- }
- }
- module.exports = opts => new Padder(opts);
- module.exports.Padder
- = module.exports.Format
- = Padder;
|