Add mention of one, all in identifiers

wooorm · wooorm · commit 6a7a93d88ec8 · 2021-08-26T12:48:47.000+02:00
diff --git a/readme.md b/readme.md
@@ -59,7 +59,7 @@ Now, running `node example.js` yields:
 
 ## API
 
-This package exports the following identifiers: `toMdast`.
+This package exports the following identifiers: `toMdast`, `one`, `all`.
 There is no default export.
 
 ### `toMdast(tree[, options])`
