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'use strict' |
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const ora = require('ora') |
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const chalk = require('chalk') |
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const moment = require('moment') |
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const format = require('util').format |
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const eraseLine = require('ansi-escapes').eraseLine |
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const slice = Array.prototype.slice |
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var theme = { |
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success: chalk.green, |
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warn: chalk.yellow, |
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yellow: chalk.yellow, |
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err: chalk.red, |
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errEmphasis: chalk.red.underline, |
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info: chalk.underline.white, |
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offset: chalk.italic, |
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notice: chalk.underline |
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} |
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var themeChars = { |
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notice: '', |
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log: '•', |
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err: '• ', |
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warn: 'Warning: ', |
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errEmphasis: '', |
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success: '', |
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offset: '', |
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info: '', |
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yellow: '' |
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} |
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var activeSpinner = null |
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var backlog = [] |
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function processBacklog () { |
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for (var x in backlog) { |
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var action = backlog[x] |
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exports[action[0]].apply(action[1]) |
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} |
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backlog = [] |
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} |
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function log () { |
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var args = slice.call(arguments) |
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var level = args.shift() |
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args[0] = args[0] ? themeChars[level] + args[0] : '' |
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args[0] = args[0] ? theme[level](args[0]) : '' |
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console.log.apply(null, args) |
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} |
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function write () { |
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var out = process.stdout |
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var args = slice.call(arguments) |
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var level = args.shift() |
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out.write(theme[level](format.apply(null, [themeChars[level]].concat(args)))) |
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} |
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exports.log = function () { |
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if (activeSpinner) { |
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backlog.push(['log', this.arguments]) |
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return |
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} |
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console.log.apply(null, [themeChars.log].concat(slice.call(arguments))) |
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} |
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exports.write = function (str) { |
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process.stdout.write(str) |
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} |
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exports.newline = function () { |
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process.stdout.write('\n') |
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} |
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exports.wait = function (msg) { |
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var spinner = ora({ |
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text: chalk.gray(msg), |
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color: 'green' |
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}) |
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activeSpinner = spinner |
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spinner.start() |
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return function (result) { |
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if (result === undefined) { |
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spinner.stop() |
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process.stdout.write(eraseLine) |
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} else if (result === true) { |
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spinner.succeed() |
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} else { |
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spinner.fail(result) |
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} |
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activeSpinner = null |
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processBacklog() |
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} |
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} |
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exports.logComponent = function (component, color, message) { |
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message.split('\n').map(function (string) { |
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if (string.length) { |
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exports.logComponentLine(component, color, string) |
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} |
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}) |
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} |
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exports.logComponentLine = function (component, color, message) { |
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var str = chalk.bold(chalk[color](component)) |
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str += ' ' + message |
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str += ' ' + chalk.dim(moment().format('hh:mm:ss')) |
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return this.log(str) |
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} |
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119
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exports.notice = exports.info = exports.err = exports.warn = function () { |
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// will be overwritten later, only here for syntax completion |
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} |
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123
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Object.keys(theme).forEach(function (level) { |
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exports[level] = function () { |
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log.apply(null, [level].concat(slice.call(arguments))) |
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} |
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127
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128
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var c = level[0].toUpperCase() |
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exports['write' + c + level.slice(1)] = function () { |
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write.apply(null, [level].concat(slice.call(arguments))) |
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} |
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}) |
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includable /
cli
