hyperized ITEM OF

HISTORY.md

@@ -1,14 +1,17 @@
 # Snap! (BYOB) History
 
 ## in development:
+* **Notable Changes:**
+    * hyperized ITEM OF
 * **Notable Fixes:**
     * fixed a RESHAPE edge case when passing in a single zero dimension
     * made sure ITEM OF returns data matching the shape specified by the query struct
 
 2024-01-03
 * new dev version for v9.1.2
 * lists: fixed a RESHAPE edge case when passing in a single zero dimension
-* lists: made sure ITEM OF returns data matching the shape specified by the query struct 
+* lists: made sure ITEM OF returns data matching the shape specified by the query struct
+* lists: hyperized ITEM OF
 
 ## 9.1.1:
 * **Notable Fixes:**

src/lists.js

@@ -470,13 +470,17 @@ List.prototype.query = function (indices) {
     // assumes a 2D argument list where each slot represents
     // the indices to select from a dimension
     // e.g. [rows, columns, planes]
-    var first, select;
+    var first, rank, select;
     if (indices.isEmpty()) {
         return this.map(e => e);
     }
-    if (indices.rank() === 1) {
+    rank = indices.rank();
+    if (rank === 1) {
         return indices.map(i => this.lookup(i));
     }
+    if (rank > 2) {
+        return indices.map(i => this.query(i));
+    }
     first = indices.at(1);
     if (first instanceof List) {
         select = first.isEmpty() ?