fix: spelling error (#170)

Co-authored-by: Forbes Lindesay <forbes@lindesay.co.uk>

Author: ryuever

test/adapter-a.js

@@ -1,6 +1,5 @@
 var Promise = require('../');
 
-
 exports.deferred = function () {
   var resolve, reject;
   var promise = new Promise(function (_resolve, _reject) {

test/extensions-tests.js

@@ -4,8 +4,8 @@ var sentinel = {}
 var promise = new Promise(function (resolve) {
   resolve(sentinel)
 })
-var thenable = {then: function (fullfilled, rejected) { fullfilled(sentinel) }}
-var thenableRejected = {then: function (fullfilled, rejected) { rejected(sentinel) }}
+var thenable = {then: function (fulfilled, rejected) { fulfilled(sentinel) }}
+var thenableRejected = {then: function (fulfilled, rejected) { rejected(sentinel) }}
 
 var a = {}
 var b = {}

test/nested-promises.js

@@ -4,7 +4,7 @@ var assert = require('assert');
 var Promise = require('../');
 
 describe('nested promises', function () {
-  it('does not result in any wierd behaviour - 1', function (done) {
+  it('does not result in any weird behaviour - 1', function (done) {
     var resolveA, resolveB, resolveC;
     var A = new Promise(function (resolve, reject) {
       resolveA = resolve;
@@ -23,7 +23,7 @@ describe('nested promises', function () {
       done();
     });
   });
-  it('does not result in any wierd behaviour - 2', function (done) {
+  it('does not result in any weird behaviour - 2', function (done) {
     var resolveA, resolveB, resolveC, resolveD;
     var A = new Promise(function (resolve, reject) {
       resolveA = resolve;
@@ -47,7 +47,7 @@ describe('nested promises', function () {
       done();
     });
   });
-  it('does not result in any wierd behaviour - 2', function (done) {
+  it('does not result in any weird behaviour - 2', function (done) {
     var promises = [];
     var resolveFns = [];
     for (var i = 0; i < 100; i++) {