Fix errors identified by report_package() (#14)

src/rtree/adjust.jl

@@ -36,13 +36,13 @@ function _condense!(node::Node, tree::RTree, tmpdetached::AbstractVector{<:Node}
         if length(node) < min_load
             # used space less than the minimum
             # 1. eliminate node entry from the parent. deleteEntry will fix the parent's MBR.
-            _detach!(parent, node_ix, tree)
+            _detach!(parent(node), node_ix, tree)
             # 2. add this node to the stack in order to reinsert its entries.
             push!(tmpdetached, node)
         else
             # global recalculation necessary since the MBR can only shrink in size,
             # due to data removal.
-            tree.tight_mbrs && syncmbr(parent(node))
+            tree.tight_mbrs && syncmbr!(parent(node))
         end
 
         return _condense!(parent(node), tree, tmpdetached)

src/rtree/split.jl

@@ -81,7 +81,7 @@ end
 # pick the two seeds (children indices) for splitting the node into two
 function _splitseeds(node::Node, tree::RTree)
     length(node) > 1 ||
-        throw(SpatialIndexError("Cannot split the node with less than 2 children"))
+        throw(SpatialIndexException("Cannot split the node with less than 2 children"))
 
     if variant(tree) == RTreeLinear || variant(tree) == RTreeStar
         return _splitseeds_linear(node)
@@ -245,6 +245,6 @@ function _split!(node::Node, tree::RTree)
     elseif variant(tree) == RTreeStar
         return _split!_rstar(node, tree)
     else
-        throw(SpatialIndexError("RTree variant not supported"))
+        throw(SpatialIndexException("RTree variant not supported"))
     end
 end