wip: migrate to bun

src/.internal/compareMultiple.ts

@@ -0,0 +1,45 @@
+import compareAscending from './compareAscending.js'
+
+/**
+ * Used by `orderBy` to compare multiple properties of a value to another
+ * and stable sort them.
+ *
+ * If `orders` is unspecified, all values are sorted in ascending order. Otherwise,
+ * specify an order of "desc" for descending or "asc" for ascending sort order
+ * of corresponding values.
+ *
+ * @private
+ * @param {Object} object The object to compare.
+ * @param {Object} other The other object to compare.
+ * @param {(string|function)[]} orders The order to sort by for each property.
+ * @returns {number} Returns the sort order indicator for `object`.
+ */
+function compareMultiple(object, other, orders) {
+  let index = -1
+  const objCriteria = object.criteria
+  const othCriteria = other.criteria
+  const length = objCriteria.length
+  const ordersLength = orders.length
+
+  while (++index < length) {
+    const order = index < ordersLength ? orders[index] : null
+    const cmpFn = (order && typeof order === 'function') ? order: compareAscending
+    const result = cmpFn(objCriteria[index], othCriteria[index])
+    if (result) {
+      if (order && typeof order !== 'function') {
+        return result * (order == 'desc' ? -1 : 1)
+      }
+      return result
+    }
+  }
+  // Fixes an `Array#sort` bug in the JS engine embedded in Adobe applications
+  // that causes it, under certain circumstances, to provide the same value for
+  // `object` and `other`. See https://github.com/jashkenas/underscore/pull/1247
+  // for more details.
+  //
+  // This also ensures a stable sort in V8 and other engines.
+  // See https://bugs.chromium.org/p/v8/issues/detail?id=90 for more details.
+  return object.index - other.index
+}
+
+export default compareMultiple