REPOSITORY DOSSIER · github.com

rust-lang/rust

38,906 files 43 languages 4,945,382 total lines @e95e732 analysed just now

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01Overview

rust · 3,871,733 lines of actual code

38,906

Files

3,871,733

Code lines

643,532

Comments

Languages

240,245

Complexity

Secrets

Line Composition 4,945,382 total lines

Code3,871,73378.3%

Blank430,1178.7%

Comments643,53213.0%

~99%

tokens saved

Reading rust-lang/rust via an LLM

~27.1M tokens → ~1.4k tokens via code_analyze

The entire repo summarised by code_analyze — structured JSON in <2k tokens. The dossier above is built from one call. Drill into specifics with code_search.

02Languages & Tech Stack

what it’s written in, what it depends on

Language Breakdown

Language

Files

Code

Rust

35,543

2,749,132

71.0%

JSON

360,042

9.3%

HTML

135

317,056

8.2%

XML

158,416

4.1%

Markdown

1,430

112,636

2.9%

YAML

41,382

1.1%

JavaScript

161

19,230

0.5%

Shell

134

17,080

0.4%

Plain Text

178

15,477

0.4%

+ 34 more

—

67,589

Tech Stack (78 detected)

Rust Standard Library 466010 modules Tracing Crate 533 Ring 374 Config (config-rs) 357 Serde 132 Rand Crate 97 Nix (Unix API) 80 Log Crate (Facade) 66 Anyhow 64 Regex Crate 62 RustCrypto Crates 32 Clap 21 Crossbeam (Concurrency) 19 Rayon (Parallelism) 15 Lodash 13 Chrono (Date/Time) 12 Bytes Crate 10 Futures Crate 10 Node.js Path 9 Thiserror 8 Url Crate 8 Uuid Crate 7 Node.js File System 6 Tokio (Async Runtime) 6 Wasm-bindgen 6 Node.js OS 6 Arrow-rs (Apache Arrow) 5 Lazy_static / Once_cell 5 Node.js Child Process 4 Image crate 4 Chai (Assertions) 3 StructOpt 2 Hyper (HTTP Implementation) 2 Notify (File watcher) 2 C Standard Library (in C++) 2 Mio (Low-level IO) 2 Beautiful Soup 1 Strum (Enum macros) 1 Egui 1 Bevy Engine 1 Browser Fetch API 1 Diesel (ORM/Query Builder) 1 unittest.mock / mock 1 Electron 1 Standard Library 16218 modules C++ Standard Library 65 modules POSIX 22 modules

03Notable Files

where complexity and size live

Most Complex

File	Lines	Cx
tests/ui/expr/if/expr-stack-overflow.rs	10,416	15,615
library/stdarch/crates/core_arch/src/aarch64/sve/ld_st_tests_aarch64.rs	9,337	1,190
compiler/rustc_trait_selection/src/error_reporting/traits/suggestions.rs	5,721	1,132
src/librustdoc/html/static/js/search.js	4,150	860
compiler/rustc_resolve/src/late/diagnostics.rs	3,945	843
compiler/rustc_hir_typeck/src/method/suggest.rs	4,454	818
compiler/rustc_borrowck/src/diagnostics/conflict_errors.rs	3,982	798
compiler/rustc_parse/src/parser/expr.rs	3,582	743
src/etc/completions/x.sh	5,270	732
src/etc/completions/x.py.sh	5,270	732

Largest

File	Lines	Cx
library/stdarch/intrinsics_data/arm_intrinsics.json	326,633	0
src/doc/rustc-dev-guide/src/queries/example-0.html	313,328	0
library/stdarch/intrinsics_data/x86-intel.xml	158,323	0
library/stdarch/crates/core_arch/src/arm_shared/neon/generated.rs	74,056	261
library/stdarch/crates/core_arch/src/x86/avx512f.rs	48,197	247
library/stdarch/crates/core_arch/src/aarch64/sve/generated.rs	44,947	27
library/stdarch/crates/core_arch/src/aarch64/neon/generated.rs	27,752	273
library/stdarch/crates/core_arch/src/aarch64/sve2/generated.rs	23,871	190
library/stdarch/crates/core_arch/src/x86/avx512fp16.rs	19,305	74
library/stdarch/crates/core_arch/src/x86/avx512bw.rs	18,025	73