events: use assigned variable instead of arguments
authorRyunosuke SATO <tricknotes.rs@gmail.com>
Mon, 10 Dec 2012 09:07:23 +0000 (18:07 +0900)
committerBen Noordhuis <info@bnoordhuis.nl>
Mon, 10 Dec 2012 12:04:46 +0000 (13:04 +0100)
commit1c7acd2c843d9f19a0b8ecee48ec48fa617eac5e
treec7244f65a65e2645c6bd454960b0bc47f0d1b166
parent0397223ab4a050f4acffeee6952660710327f2a0
events: use assigned variable instead of arguments

Always `arguments[0]` is used when `EventEmitter#emit` called.
Using assigned variable is faster than `arguments[0]`.
lib/events.js