Rust: add some performance diagnostics

MODULE.bazel

@@ -68,7 +68,7 @@ use_repo(py_deps, "vendor__anyhow-1.0.44", "vendor__cc-1.0.70", "vendor__clap-2.
 # deps for ruby+rust
 # keep in sync by running `misc/bazel/3rdparty/update_cargo_deps.sh`
 tree_sitter_extractors_deps = use_extension("//misc/bazel/3rdparty:tree_sitter_extractors_extension.bzl", "r")
-use_repo(tree_sitter_extractors_deps, "vendor__anyhow-1.0.93", "vendor__argfile-0.2.1", "vendor__chrono-0.4.38", "vendor__clap-4.5.20", "vendor__encoding-0.2.33", "vendor__figment-0.10.19", "vendor__flate2-1.0.34", "vendor__glob-0.3.1", "vendor__globset-0.4.15", "vendor__itertools-0.10.5", "vendor__itertools-0.13.0", "vendor__lazy_static-1.5.0", "vendor__log-0.4.22", "vendor__num-traits-0.2.19", "vendor__num_cpus-1.16.0", "vendor__proc-macro2-1.0.89", "vendor__quote-1.0.37", "vendor__ra_ap_base_db-0.0.232", "vendor__ra_ap_cfg-0.0.232", "vendor__ra_ap_hir-0.0.232", "vendor__ra_ap_hir_def-0.0.232", "vendor__ra_ap_hir_expand-0.0.232", "vendor__ra_ap_ide_db-0.0.232", "vendor__ra_ap_intern-0.0.232", "vendor__ra_ap_load-cargo-0.0.232", "vendor__ra_ap_parser-0.0.232", "vendor__ra_ap_paths-0.0.232", "vendor__ra_ap_project_model-0.0.232", "vendor__ra_ap_span-0.0.232", "vendor__ra_ap_syntax-0.0.232", "vendor__ra_ap_vfs-0.0.232", "vendor__rand-0.8.5", "vendor__rayon-1.10.0", "vendor__regex-1.11.1", "vendor__serde-1.0.214", "vendor__serde_json-1.0.132", "vendor__serde_with-3.11.0", "vendor__stderrlog-0.6.0", "vendor__syn-2.0.87", "vendor__tracing-0.1.40", "vendor__tracing-subscriber-0.3.18", "vendor__tree-sitter-0.24.4", "vendor__tree-sitter-embedded-template-0.23.2", "vendor__tree-sitter-json-0.24.8", "vendor__tree-sitter-ql-0.23.1", "vendor__tree-sitter-ruby-0.23.1", "vendor__triomphe-0.1.14", "vendor__ungrammar-1.16.1")
+use_repo(tree_sitter_extractors_deps, "vendor__anyhow-1.0.93", "vendor__argfile-0.2.1", "vendor__chrono-0.4.38", "vendor__clap-4.5.20", "vendor__encoding-0.2.33", "vendor__figment-0.10.19", "vendor__flate2-1.0.34", "vendor__glob-0.3.1", "vendor__globset-0.4.15", "vendor__itertools-0.10.5", "vendor__itertools-0.13.0", "vendor__lazy_static-1.5.0", "vendor__log-0.4.22", "vendor__num-traits-0.2.19", "vendor__num_cpus-1.16.0", "vendor__proc-macro2-1.0.89", "vendor__quote-1.0.37", "vendor__ra_ap_base_db-0.0.232", "vendor__ra_ap_cfg-0.0.232", "vendor__ra_ap_hir-0.0.232", "vendor__ra_ap_hir_def-0.0.232", "vendor__ra_ap_hir_expand-0.0.232", "vendor__ra_ap_ide_db-0.0.232", "vendor__ra_ap_intern-0.0.232", "vendor__ra_ap_load-cargo-0.0.232", "vendor__ra_ap_parser-0.0.232", "vendor__ra_ap_paths-0.0.232", "vendor__ra_ap_project_model-0.0.232", "vendor__ra_ap_span-0.0.232", "vendor__ra_ap_syntax-0.0.232", "vendor__ra_ap_vfs-0.0.232", "vendor__rand-0.8.5", "vendor__rayon-1.10.0", "vendor__regex-1.11.1", "vendor__serde-1.0.214", "vendor__serde_json-1.0.133", "vendor__serde_with-3.11.0", "vendor__stderrlog-0.6.0", "vendor__syn-2.0.87", "vendor__tracing-0.1.40", "vendor__tracing-subscriber-0.3.18", "vendor__tree-sitter-0.24.4", "vendor__tree-sitter-embedded-template-0.23.2", "vendor__tree-sitter-json-0.24.8", "vendor__tree-sitter-ql-0.23.1", "vendor__tree-sitter-ruby-0.23.1", "vendor__triomphe-0.1.14", "vendor__ungrammar-1.16.1")
 
 dotnet = use_extension("@rules_dotnet//dotnet:extensions.bzl", "dotnet")
 dotnet.toolchain(dotnet_version = "9.0.100")

rust/extractor/Cargo.toml

@@ -33,3 +33,5 @@ codeql-extractor = { path = "../../shared/tree-sitter-extractor" }
 rust-extractor-macros = { path = "macros" }
 itertools = "0.13.0"
 glob = "0.3.1"
+chrono = { version = "0.4.38", features = ["serde"] }
+serde_json = "1.0.133"

rust/extractor/src/config.rs

@@ -45,6 +45,7 @@ pub struct Config {
     pub scratch_dir: PathBuf,
     pub trap_dir: PathBuf,
     pub source_archive_dir: PathBuf,
+    pub diagnostic_dir: PathBuf,
     pub cargo_target_dir: Option<PathBuf>,
     pub cargo_target: Option<String>,
     pub cargo_features: Vec<String>,