@playlyfe/babel-loader/lib/utils/Log.js

babel module loader for webpack

"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.info = info;
exports.default = void 0;

var _console = require("console");

var _chalk = _interopRequireDefault(require("chalk"));

var _ansiStyles = _interopRequireDefault(require("ansi-styles"));

var _ansiEscapes = require("ansi-escapes");

/* global stream$Writable, tty$WriteStream, $npm$chalk$StyleElement */
// $FlowIssue: console is node native module
function info(msg) {
  return _ansiEscapes.eraseLine + (0, _ansiEscapes.cursorTo)(0) + _chalk.default.gray(msg);
}

class Log {
  constructor(name, stream = process.stderr) {
    this.console = void 0;
    this.name = void 0;
    this.stream = void 0;
    this.colors = void 0;
    this.name = name;
    this.stream = stream;
    this.console = new _console.Console(stream);
    this.colors = {
      info: _ansiStyles.default.gray,
      error: _ansiStyles.default.red,
      warn: _ansiStyles.default.yellow
    };
  }

  _color(msg) {
    return `${this.colors.info.open}${msg}${this.colors.info.close}`;
  }

  _msg(str, prependName = true) {
    return prependName ? `${_chalk.default.bold(`[${this.name}]`)} ${str}` : str;
  }

  clearLine() {
    this.stream.write(_ansiEscapes.eraseLine + (0, _ansiEscapes.cursorTo)(0));
  }

  info(msg, prependName) {
    this.stream.write(this.colors.info.open);
    this.console.log(this._msg(msg, prependName));
    this.stream.write(this.colors.info.close);
  }

  warn(msg, prependName = true) {
    this.stream.write(this.colors.warn.open);

    if (prependName) {
      this.write('', true);
    }

    this.console.warn(msg);
    this.stream.write(this.colors.warn.close);
  }

  error(msg, prependName = true) {
    this.stream.write(this.colors.error.open);

    if (prependName) {
      this.write('', true);
    }

    this.console.error(msg);
    this.stream.write(this.colors.error.close);
  }

  write(msg, prependName) {
    this.stream.write(this._msg(msg, prependName));
  }

  time(key) {
    this.console.time(key);
  }

  timeEnd(key, prependName = true) {
    this.stream.write(this.colors.info.open);

    if (prependName) {
      this.write('', true);
    }

    this.console.timeEnd(key);
    this.stream.write(this.colors.info.close);
  }

}

exports.default = Log;