an-parubets

class EventEmitter {
  constructor() {
    this.events = {};
  }
    
  /**
   * @param {string} eventName
   * @param {Function} callback
   */
  subscribe(eventName, callback) {

an-parubets

/**
 * @param {string} eventName
 * @param {any} args
 */
emit(eventName, args) {
  const event = this.events[eventName];
  event && event.forEach(callback => callback.call(null, args));
}

an-parubets

/**
 * @param {string} eventName
 * @param {Function} callback
 */
unsubscribe(eventName, callback) {
  this.events[eventName] = this.events[eventName].filter(eventCallback => callback !== eventCallback);
}

an-parubets

/**
 * @param {string} eventName
 * @param {Function} callback
 */
subscribe(eventName, callback) {
  !this.events[eventName] && (this.events[eventName] = []);
  this.events[eventName].push(callback);
}

an-parubets

class EventEmitter {
  constructor() {
    this.events = {};
  }
    
  subscribe() {}
  unsubscribe() {}
  emit() {}
}

an-parubets

export PATH="/usr/local/opt/openssl/bin:$PATH"
export PATH="/usr/local/bin:$PATH"
export PATH="/usr/local/sbin:$PATH"
export PATH="/usr/local/opt/openssl@1.1/bin:$PATH"
export EDITOR=/usr/bin/nano
parse_git_branch() {
     git branch 2> /dev/null | sed -e '/^[^*]/d' -e 's/* \(.*\)/ (\1)/'
}
export PS1="\u@\h \[\033[32m\]\w\[\033[33m\]\$(parse_git_branch)\[\033[00m\] $ "