REPOSITORY DOSSIER · github.com

rust-lang/rust

39,127 files 43 languages 4,984,582 total lines @d1fc603 analysed just now

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01Overview

rust · 3,892,125 lines of actual code

39,127

Files

3,892,125

Code lines

656,947

Comments

Languages

241,836

Complexity

Secrets

Line Composition 4,984,582 total lines

Code3,892,12578.1%

Blank435,5108.7%

Comments656,94713.2%

~99%

tokens saved

Reading rust-lang/rust via an LLM

~27.2M 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

35,734

2,775,372

71.3%

JSON

352,364

9.1%

HTML

135

317,063

8.1%

XML

158,416

4.1%

Markdown

1,430

112,667

2.9%

YAML

41,355

1.1%

JavaScript

162

19,316

0.5%

Shell

134

17,061

0.4%

Plain Text

187

16,048

0.4%

+ 34 more

—

68,769

Tech Stack (78 detected)

Rust Standard Library 469710 modules Tracing Crate 538 Ring 375 Config (config-rs) 357 Serde 133 Rand Crate 98 Nix (Unix API) 81 Log Crate (Facade) 66 Anyhow 64 Regex Crate 62 RustCrypto Crates 33 Clap 21 Crossbeam (Concurrency) 19 Rayon (Parallelism) 14 Lodash 13 Chrono (Date/Time) 12 Futures Crate 10 Bytes Crate 10 Node.js Path 9 Thiserror 8 Url Crate 8 Tokio (Async Runtime) 7 Uuid Crate 7 Node.js File System 6 Wasm-bindgen 6 Node.js OS 6 Lazy_static / Once_cell 5 Arrow-rs (Apache Arrow) 5 Node.js Child Process 4 Image crate 4 Chai (Assertions) 3 Mio (Low-level IO) 2 Hyper (HTTP Implementation) 2 StructOpt 2 Notify (File watcher) 2 C Standard Library (in C++) 2 Bevy Engine 1 Beautiful Soup 1 Browser Fetch API 1 unittest.mock / mock 1 Egui 1 Strum (Enum macros) 1 Diesel (ORM/Query Builder) 1 Electron 1 Standard Library 16618 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	11,227	1,190
compiler/rustc_trait_selection/src/error_reporting/traits/suggestions.rs	5,712	1,132
src/librustdoc/html/static/js/search.js	4,160	863
compiler/rustc_resolve/src/late/diagnostics.rs	3,952	844
compiler/rustc_hir_typeck/src/method/suggest.rs	4,456	818
compiler/rustc_borrowck/src/diagnostics/conflict_errors.rs	3,969	795
compiler/rustc_parse/src/parser/expr.rs	3,597	746
src/etc/completions/x.py.sh	5,270	732
src/etc/completions/x.sh	5,270	732

Largest

File	Lines	Cx
library/stdarch/intrinsics_data/arm_intrinsics.json	318,945	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	71,126	241
library/stdarch/crates/core_arch/src/x86/avx512f.rs	48,191	247
library/stdarch/crates/core_arch/src/aarch64/sve/generated.rs	44,947	27
library/stdarch/crates/core_arch/src/aarch64/neon/generated.rs	31,516	242
library/stdarch/crates/core_arch/src/aarch64/sve2/generated.rs	23,871	190
library/stdarch/crates/core_arch/src/x86/avx512fp16.rs	19,213	68
library/stdarch/crates/core_arch/src/x86/avx512bw.rs	18,025	73