planning

node_modules/mdast-util-to-hast/lib/revert.js

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+'use strict'
+
+module.exports = revert
+
+var u = require('unist-builder')
+var all = require('./all')
+
+// Return the content of a reference without definition as markdown.
+function revert(h, node) {
+  var subtype = node.referenceType
+  var suffix = ']'
+  var contents
+  var head
+  var tail
+
+  if (subtype === 'collapsed') {
+    suffix += '[]'
+  } else if (subtype === 'full') {
+    suffix += '[' + (node.label || node.identifier) + ']'
+  }
+
+  if (node.type === 'imageReference') {
+    return u('text', '![' + node.alt + suffix)
+  }
+
+  contents = all(h, node)
+  head = contents[0]
+
+  if (head && head.type === 'text') {
+    head.value = '[' + head.value
+  } else {
+    contents.unshift(u('text', '['))
+  }
+
+  tail = contents[contents.length - 1]
+
+  if (tail && tail.type === 'text') {
+    tail.value += suffix
+  } else {
+    contents.push(u('text', suffix))
+  }
+
+  return contents
+}