global: adding support for safe lengths

crates/brk_computer/src/blocks/count/compute.rs

@@ -1,25 +1,20 @@
 use brk_error::Result;
 use brk_indexer::Indexer;
-use brk_types::{Indexes, StoredU32};
+use brk_types::StoredU32;
 use vecdb::Exit;
 
 use super::Vecs;
 
 impl Vecs {
-    pub(crate) fn compute(
-        &mut self,
-        indexer: &Indexer,
-        starting_indexes: &Indexes,
-        exit: &Exit,
-    ) -> Result<()> {
-        // Block count raw + cumulative
+    pub(crate) fn compute(&mut self, indexer: &Indexer, exit: &Exit) -> Result<()> {
+        let starting_height = indexer.safe_lengths().height;
         self.total.block.compute_range(
-            starting_indexes.height,
+            starting_height,
             &indexer.vecs.blocks.weight,
             |h| (h, StoredU32::from(1_u32)),
             exit,
         )?;
-        self.total.compute_rest(starting_indexes.height, exit)?;
+        self.total.compute_rest(starting_height, exit)?;
 
         Ok(())
     }