Rust: add ExtractionStep::CrateGraph

Author: aibaars

rust/extractor/src/diagnostics.rs

@@ -83,6 +83,7 @@ pub enum ExtractionStepKind {
     LoadSource,
     Parse,
     Extract,
+    CrateGraph,
 }
 
 #[derive(Debug, Clone, Serialize)]
@@ -128,6 +129,10 @@ impl ExtractionStep {
         )
     }
 
+    pub fn crate_graph(start: Instant) -> Self {
+        Self::new(start, ExtractionStepKind::CrateGraph, None)
+    }
+
     pub fn load_source(start: Instant, target: &Path) -> Self {
         Self::new(
             start,

rust/extractor/src/main.rs

@@ -239,7 +239,11 @@ fn main() -> anyhow::Result<()> {
     let cargo_config = cfg.to_cargo_config(&cwd()?);
     for (manifest, files) in map.values().filter(|(_, files)| !files.is_empty()) {
         if let Some((ref db, ref vfs)) = extractor.load_manifest(manifest, &cargo_config) {
+            let before_crate_graph = Instant::now();
             crate_graph::extract_crate_graph(extractor.traps, db, vfs);
+            extractor
+                .steps
+                .push(ExtractionStep::crate_graph(before_crate_graph));
             let semantics = Semantics::new(db);
             for file in files {
                 match extractor.load_source(file, &semantics, vfs) {

rust/ql/test/query-tests/diagnostics/SummaryStats.expected

@@ -1,4 +1,4 @@
-| Elements extracted | 405 |
+| Elements extracted | 406 |
 | Elements unextracted | 0 |
 | Extraction errors | 0 |
 | Extraction warnings | 7 |