Externalise code to mdast-util-phrasing

Closes GH-33.

Amended-by: Titus Wormer <[email protected]>

Author: vhf

lib/wrap.js

@@ -4,23 +4,7 @@ module.exports = wrap;
 
 wrap.needed = needed;
 
-var is = require('unist-util-is');
-
-/* https://github.com/syntax-tree/mdast */
-var inline = [
-  'inlineCode',
-  'emphasis',
-  'break',
-  'strong',
-  'delete',
-  'link',
-  'image',
-  'footnote',
-  'linkReference',
-  'imageReference',
-  'footnoteReference',
-  'text'
-];
+var phrasing = require('mdast-util-phrasing');
 
 /* Wrap all inline runs of MDAST content in `paragraph` nodes. */
 function wrap(nodes) {
@@ -33,7 +17,7 @@ function wrap(nodes) {
   while (++index < length) {
     node = nodes[index];
 
-    if (is(inline, node)) {
+    if (phrasing(node)) {
       if (queue === undefined) {
         queue = [];
       }
@@ -64,7 +48,7 @@ function needed(nodes) {
   var index = -1;
 
   while (++index < length) {
-    if (!is(inline, nodes[index])) {
+    if (!phrasing(nodes[index])) {
       return true;
     }
   }

package.json

@@ -26,9 +26,9 @@
     "hast-util-has-property": "^1.0.0",
     "hast-util-is-element": "^1.0.0",
     "hast-util-to-string": "^1.0.0",
+    "mdast-util-phrasing": "^1.0.0",
     "rehype-minify-whitespace": "^2.0.3",
     "trim-trailing-lines": "^1.1.0",
-    "unist-util-is": "^2.1.0",
     "unist-util-visit": "^1.1.1",
     "xtend": "^4.0.1"
   },