Fix bug where descendant selector wasn’t working

Author: wooorm

lib/nest.js

@@ -5,6 +5,7 @@ var zwitch = require('zwitch');
 module.exports = zwitch('nestingOperator');
 
 var own = {}.hasOwnProperty;
+var slice = [].slice;
 
 var handle = module.exports;
 var handlers = handle.handlers;
@@ -43,16 +44,18 @@ function descendant(query, node, index, parent, state) {
 
   state.iterator = iterator;
 
-  return child(query, node, index, parent, state);
+  child.apply(this, arguments);
 
-  function iterator(subq, node, index) {
+  function iterator() {
+    state.iterator = prev;
     prev.apply(this, arguments);
+    state.iterator = iterator;
 
     if (state.one && state.found) {
       return;
     }
 
-    child(query, node, index, node, state);
+    child.apply(this, [query].concat(slice.call(arguments, 1)));
   }
 }
 

test/select-all.js

@@ -124,6 +124,15 @@ test('select.selectAll()', function (t) {
       'should return deep matches'
     );
 
+    st.deepEqual(
+      selectAll('b s', h('p', [
+        h('b', h('s', '1')),
+        h('i', h('s', '2'))
+      ])),
+      [h('s', '1')],
+      'should not match outside other matches'
+    );
+
     st.end();
   });