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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,56 +1,82 @@ | ||
| 'use strict' | ||
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| /** | ||
| * Module dependencies. | ||
| */ | ||
|
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| const chalk = require('chalk') | ||
| const env = require('./env') | ||
|
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| const logger = {} | ||
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| const logTypes = { | ||
| success: { | ||
| color: 'green', | ||
| label: 'DONE' | ||
| }, | ||
| error: { | ||
| color: 'red', | ||
| label: 'FAIL' | ||
| }, | ||
| warn: { | ||
| color: 'yellow', | ||
| label: 'WARN' | ||
| }, | ||
| tip: { | ||
| color: 'cyan', | ||
| label: 'TIP' | ||
| }, | ||
| wait: { | ||
| color: 'blue', | ||
| label: 'WAIT' | ||
|
|
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| class Logger { | ||
| constructor (options) { | ||
| this.options = Object.assign( | ||
| { | ||
| logLevel: 3 | ||
| }, | ||
| options | ||
| ) | ||
| } | ||
| } | ||
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| const getLoggerFn = (color, label) => (msg, log = true) => { | ||
| let newLine = false | ||
| if (msg.startsWith('\n')) { | ||
| if (log) msg = msg.slice(1) | ||
| newLine = true | ||
| setOptions (options) { | ||
| Object.assign(this.options, options) | ||
| } | ||
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| // level: 4 | ||
| debug (...args) { | ||
| if (this.options.logLevel < 4) { | ||
| return | ||
| } | ||
|
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| this.status('magenta', 'debug', ...args) | ||
| } | ||
| msg = chalk.reset.inverse.bold[color](` ${label} `) + ' ' + msg | ||
| if (log) { | ||
| console.log(newLine ? '\n' + msg : msg) | ||
| } else { | ||
| return msg | ||
|
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||
| // level: 2 | ||
| warn (...args) { | ||
| if (this.options.logLevel < 2) { | ||
| return | ||
| } | ||
| console.warn(chalk.yellow('warning'), ...args) | ||
| } | ||
| } | ||
|
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| for (const type in logTypes) { | ||
| const { color, label } = logTypes[type] | ||
| logger[type] = getLoggerFn(color, label) | ||
| } | ||
| // level: 1 | ||
| error (...args) { | ||
| if (this.options.logLevel < 1) { | ||
| return | ||
| } | ||
| process.exitCode = process.exitCode || 1 | ||
| console.error(chalk.red('error'), ...args) | ||
| } | ||
|
|
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| // level: 3 | ||
| success (...args) { | ||
| this.status('green', 'success', ...args) | ||
| } | ||
|
|
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| // level: 3 | ||
| tip (...args) { | ||
| this.status('blue', 'tip', ...args) | ||
| } | ||
|
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| const debugFn = getLoggerFn('magenta', 'DEBUG') | ||
| // level: 3 | ||
| info (...args) { | ||
| this.status('cyan', 'info', ...args) | ||
| } | ||
|
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| wait (...args) { | ||
| this.status('cyan', 'wait', ...args) | ||
| } | ||
|
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| logger.debug = function (msg) { | ||
| if (env.isDebug) { | ||
| debugFn(msg) | ||
| // level: 3 | ||
| status (color, label, ...args) { | ||
| if (this.options.logLevel < 3) { | ||
| return | ||
| } | ||
| console.log(chalk[color](label), ...args) | ||
| } | ||
| } | ||
|
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| module.exports = logger | ||
| /** | ||
| * Expose a logger instance. | ||
| */ | ||
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| module.exports = new Logger() | ||
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|