Merge branch 'master' into compact-whitespace

snippets/chainAsync.md

@@ -7,7 +7,11 @@ Loop through an array of functions containing asynchronous events, calling `next
 ```js
 const chainAsync = fns => {
   let curr = 0;
-  const next = () => fns[curr++](next);
+  const last = fns[fns.length - 1];
+  const next = () => {
+    const fn = fns[curr++];
+    fn === last ? fn() : fn(next);
+  };
   next();
 };
 ```
@@ -20,6 +24,10 @@ chainAsync([
   },
   next => {
     console.log('1 second');
+    setTimeout(next, 1000);
+  },
+  () => {
+    console.log('2 second');
   }
 ]);
 ```

snippets/pipeAsyncFunctions.md

@@ -11,6 +11,7 @@ const pipeAsyncFunctions = (...fns) => arg => fns.reduce((p, f) => p.then(f), Pr
 ```
 
 ```js
+
 const sum = pipeAsyncFunctions(
   x => x + 1,
   x => new Promise(resolve => setTimeout(() => resolve(x + 2), 1000)),

snippets/remove.md

@@ -6,6 +6,7 @@ Use `Array.prototype.filter()` to find array elements that return truthy values
 The `func` is invoked with three arguments (`value, index, array`).
 
 ```js
+
 const remove = (arr, func) =>
   Array.isArray(arr)
     ? arr.filter(func).reduce((acc, val) => {