planning

node_modules/hast-util-to-mdast/lib/handlers/list-item.js

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+'use strict'
+
+module.exports = listItem
+
+var convert = require('hast-util-is-element/convert')
+var shallow = require('../util/shallow')
+var wrapChildren = require('../util/wrap-children')
+
+var p = convert('p')
+var input = convert('input')
+
+function listItem(h, node) {
+  var head = node.children[0]
+  var checked = null
+  var content
+  var checkbox
+  var clone
+  var headClone
+
+  // Check if this node starts with a checkbox.
+  if (p(head)) {
+    checkbox = head.children[0]
+
+    if (
+      input(checkbox) &&
+      (checkbox.properties.type === 'checkbox' ||
+        checkbox.properties.type === 'radio')
+    ) {
+      checked = Boolean(checkbox.properties.checked)
+      headClone = shallow(head)
+      headClone.children = head.children.slice(1)
+      clone = shallow(node)
+      clone.children = [headClone].concat(node.children.slice(1))
+    }
+  }
+
+  content = wrapChildren(h, clone || node)
+
+  return h(
+    node,
+    'listItem',
+    {spread: content.length > 1, checked: checked},
+    content
+  )
+}