| 1 | var emojis = {
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| 2 | debug: '🐛',
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| 3 | info: '✨',
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| 4 | warn: '⚠️',
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| 5 | error: '🚨',
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| 6 | fatal: '💀'
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| 7 | }
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| 8 |
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| 9 | var levels = {
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| 10 | debug: 20,
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| 11 | info: 30,
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| 12 | warn: 40,
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| 13 | error: 50,
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| 14 | fatal: 60
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| 15 | }
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| 16 |
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| 17 | var colors = {
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| 18 | foreground: '#d3c0c8',
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| 19 | background: '#2d2d2d',
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| 20 | black: '#2d2d2d',
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| 21 | red: '#f2777a',
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| 22 | green: '#99cc99',
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| 23 | yellow: '#ffcc66',
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| 24 | blue: '#6699cc',
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| 25 | magenta: '#cc99cc',
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| 26 | cyan: '#66cccc',
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| 27 | white: '#d3d0c8',
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| 28 | brightBlack: '#747369'
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| 29 | }
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| 30 |
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| 31 | module.exports = Nanologger
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| 32 |
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| 33 | function Nanologger (name) {
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| 34 | if (!(this instanceof Nanologger)) return new Nanologger(name)
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| 35 | this._name = name || ''
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| 36 | try {
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| 37 | this.logLevel = window.localStorage.getItem('logLevel') || 'info'
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| 38 | } catch (e) {
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| 39 | this.logLevel = 'info'
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| 40 | }
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| 41 | this._logLevel = levels[this.logLevel]
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| 42 | }
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| 43 |
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| 44 | Nanologger.prototype.debug = function (message, data) {
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| 45 | this._print('debug', message, data)
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| 46 | }
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| 47 |
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| 48 | Nanologger.prototype.info = function (message, data) {
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| 49 | this._print('info', message, data)
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| 50 | }
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| 51 |
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| 52 | Nanologger.prototype.warn = function (message, data) {
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| 53 | this._print('warn', message, data)
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| 54 | }
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| 55 |
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| 56 | Nanologger.prototype.error = function (message, data) {
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| 57 | this._print('error', message, data)
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| 58 | }
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| 59 |
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| 60 | Nanologger.prototype.fatal = function (message, data) {
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| 61 | this._print('fatal', message, data)
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| 62 | }
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| 63 |
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| 64 | Nanologger.prototype._print = function (level, message, data) {
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| 65 | if (levels[level] < this._logLevel) return
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| 66 |
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| 67 | data = data === undefined ? '' : data
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| 68 | data = data || ''
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| 69 | var time = this._getTimeStamp()
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| 70 | var emoji = emojis[level]
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| 71 | var name = this._name || 'unknown'
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| 72 | var c = this._c
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| 73 |
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| 74 | var msgColor = (level === 'error' || level.fatal)
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| 75 | ? colors.red
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| 76 | : (level === 'warn')
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| 77 | ? colors.yellow
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| 78 | : colors.green
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| 79 |
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| 80 | var msg = '%c' + time + ' ' + emoji + ' %c' + name + ' %c' + message
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| 81 | console.log(msg, c(colors.brightBlack), c(colors.magenta), c(msgColor), data)
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| 82 | }
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| 83 |
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| 84 | Nanologger.prototype._c = function (color) {
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| 85 | return 'color: ' + color + ';'
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| 86 | }
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| 87 |
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| 88 | Nanologger.prototype._getTimeStamp = function () {
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| 89 | var date = new Date()
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| 90 | var hours = this._pad(date.getHours().toString())
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| 91 | var minutes = this._pad(date.getMinutes().toString())
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| 92 | var seconds = this._pad(date.getSeconds().toString())
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| 93 | return hours + ':' + minutes + ':' + seconds
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| 94 | }
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| 95 |
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| 96 | Nanologger.prototype._pad = function (str) {
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| 97 | return (str.length !== 2) ? '0' + str : str
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| 98 | }
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