Merge branch 'bouzuya-support-null-undefined'

snabbdom · Sep 19, 2017 · e93d88d · e93d88d
2 parents c041b5e + 39489d2
commit e93d88d
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diff --git a/init.js b/init.js
@@ -25,6 +25,10 @@ module.exports = function init (modules) {
   }
 
   return function renderToString (vnode) {
+    if (typeof vnode === 'undefined' || vnode === null) {
+      return ''
+    }
+
     if (!vnode.sel && vnode.text) {
       return vnode.text
     }

diff --git a/test/index.js b/test/index.js
@@ -37,6 +37,12 @@ test('No modules', function (t) {
   ])
   t.equal(renderToString(vnode), '<div><p>Paragraph 1</p><p><img></p><ul><li>1</li><li>2</li><li>3</li></ul></div>', 'nesting')
 
+  vnode = h('div', [
+    undefined,
+    null
+  ])
+  t.equal(renderToString(vnode), '<div></div>', 'null / undefined')
+
   vnode = h('!', 'comment text')
   t.equal(renderToString(vnode), '<!--comment text-->', 'comment')