lib/log.js

/* eslint-disable no-console */
import chalk from 'chalk';
import activity from 'activity-logger';
 
let verboseMode = true;
let isSilent = false;
 
export default {
  setLogLevel(logLevel) {
    verboseMode = logLevel === 'verbose';
  },
 
  setSilent(newSilent = false) {
    isSilent = newSilent;
  },
 
  info(...args) {
    const prefix = `${chalk.green('info')}:\t`;
    args.unshift(prefix);
    console.log(...args);
  },
 
  warn(...args) {
    if (!verboseMode) {
      return;
    }
    const prefix = `${chalk.yellow('warn')}:\t`;
    args.unshift(prefix);
    console.log(...args);
  },
 
  error(...args) {
    const prefix = `${chalk.red('error')}:\t`;
    args.unshift(prefix);
    console.log(...args);
  },
 
  startActivity(name) {
    if (isSilent) {
      return -1;
    }
    return activity.start(name);
  },
 
  endActivity(id) {
    if (isSilent) {
      return true;
    }
    return activity.end(id);
  },
};