Method: Containers::CRBTreeMap#min_key

Defined in:
ext/containers/rbtree_map/rbtree.c

#min_key ⇒ Object 



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# File 'ext/containers/rbtree_map/rbtree.c', line 371

static VALUE rbtree_min_key(VALUE self) {
  rbtree *tree = get_tree_from_self(self);
  if(!tree->root)
    return Qnil;
  
  return min_key(tree->root);
}