add an example

Author: zoubin

example/empty.js

@@ -0,0 +1,30 @@
+// https://gist.github.com/Hypercubed/f0e4514bc9aec5cc5c9e814bbc1dab2d
+// f431390d24fa067fb262d4ea03de3d77911b95bf
+var test = require('tape')
+var math = require('./math')
+
+test('t.plan', function(t) {
+  t.plan(3)
+
+  t.equal(
+    math.toFixed(2.385, 2),
+    '2.39'
+  )
+  next(function () {
+    t.whatIsThisFunction();  // causes an uncaught error
+    t.equal(
+      math.toFixed(2.384, 2),
+      '2.38'
+    )
+    t.equal(
+      math.toFixed(2, 2),
+      '2.00'
+    )
+  })
+})
+
+function next(fn) {
+  setTimeout(function() {
+    fn()
+  }, 100)
+}