Add parsing when using SSR. Fixes #6.

.travis.yml

@@ -1,3 +1,3 @@
 language: node_js
 node_js:
- - 4
+ - 8

package.json

@@ -51,6 +51,7 @@
  "babel-preset-stage-0": "^6.5.0",
  "chai": "^3.5.0",
  "diff": "^2.2.2",
+ "dom-parser": "^0.1.5",
  "eslint": "^3.1.1",
  "gzip-size-cli": "^1.0.0",
  "karma": "^1.1.1",

src/parse-markup.js

@@ -1,4 +1,6 @@
 let parserDoc;
+import DomParser from 'dom-parser';
+const parser = new DomParser();
 
 /** Parse markup into a DOM using the given mimetype.
  * @param {String} markup
@@ -19,18 +21,22 @@ export default function parseMarkup(markup, type) {
  }
 
  // if available (browser support varies), using DOMPaser in HTML mode is much faster, safer and cleaner than injecting HTML into an iframe.
- try {
- doc = new DOMParser().parseFromString(wrappedMarkup, mime);
- } catch (err) {
- parserError = err;
- }
+ if (isNode()) {
+ doc = parser.parseFromString(wrappedMarkup);
+ } else {
+ try {
+ doc = new DOMParser().parseFromString(wrappedMarkup, mime);
+ } catch (err) {
+ parserError = err;
+ }
 
- // fall back to using an iframe to parse HTML (not applicable for XML, since DOMParser() for XML works in IE9+):
- if (!doc && type==='html') {
- doc = parserDoc || (parserDoc = buildParserFrame());
- doc.open();
- doc.write(wrappedMarkup);
- doc.close();
+ // fall back to using an iframe to parse HTML (not applicable for XML, since DOMParser() for XML works in IE9+):
+ if (!doc && type==='html') {
+ doc = parserDoc || (parserDoc = buildParserFrame());
+ doc.open();
+ doc.write(wrappedMarkup);
+ doc.close();
+ }
  }
 
  if (!doc) return;
@@ -67,3 +73,14 @@ function buildParserFrame() {
  document.body.appendChild(frame);
  return frame.contentWindow.document;
 }
+
+/** Determines if we are in node environment or browser.
+ * Adopted from https://github.com/iliakan/detect-node.
+ */
+function isNode() {
+ return (
+ Object.prototype.toString.call(
+ typeof process !== 'undefined' ? process : 0 // eslint-disable-line no-undef
+ ) === '[object process]')
+ ;
+}