Try to improve read_documents (iresearch-toolkit#568)

MBkkt · web-flow · commit c3af2570cdd5 · 2023-10-13T11:45:02.000+02:00
* Update formats_burst_trie.cpp

* Update formats_burst_trie.cpp
diff --git a/core/formats/formats_burst_trie.cpp b/core/formats/formats_burst_trie.cpp
@@ -3208,7 +3208,8 @@ class field_reader final : public irs::field_reader {
 
     size_t read_documents(bytes_view term,
                           std::span<doc_id_t> docs) const final {
-      if (IRS_UNLIKELY(docs.empty())) {
+      // Order is important here!
+      if (max() < term || term < min() || docs.empty()) {
         return 0;
       }
 

Original file line number	Diff line number	Diff line change
`@@ -3208,7 +3208,8 @@ class field_reader final : public irs::field_reader {`
`3208`	`3208`
`3209`	`3209`	`size_t read_documents(bytes_view term,`
`3210`	`3210`	`std::span<doc_id_t> docs) const final {`
`3211`		`- if (IRS_UNLIKELY(docs.empty())) {`
	`3211`	`+ // Order is important here!`
	`3212`	`+ if (max() < term \|\| term < min() \|\| docs.empty()) {`
`3212`	`3213`	`return 0;`
`3213`	`3214`	`}`
`3214`	`3215`