Potential method of using exceptions in WordPress

wp-exceptions.php

<?php
/**
 * WordPress core would provide these...
 */
class WP_Exception extends Exception {
  // Whatever special that would be needed goes here
}
class WP_Error {
  function __construct($code = '', $message = '', $data = '') {
    // Nothing different from existing WP_ Error class
  }
}
function wp_remote_get( $url, $args ) {
  $result = null;
  /**
   * More code above...  
   *
   * This code is all a simulation showing throwing exceptions when requested
   */
  if ( $could_not_connect && isset( $args['exceptions'] ) )
    if ( true === $args['exceptions'] ) {
      throw new WP_Exception( "Could not connect to {$url}",'http_request_failed' );
    } else {
      $exception_class = $args['exceptions'];
      throw new $exception_class( "Could not connect to {$url}",'http_request_failed' );
    } 
  else 
    return new WP_Error('http_request_failed',"Could not connect to {$url}" );
  /**
   * More code below...  
   */
  return $result;
}

/**
 * Plugin developer would create this
 */
try {
  $response = wp_remote_get( 'http://api.example.com/', array( 
    'exceptions' => true 
  ));
  $json = json_decode( $response['body'] );
  echo $json['apidata']['messages']['latest'];
} catch ( WP_Exception $exception ) {
  echo $exception->getMessage();
}