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rust-lang/rust

39,465 files 43 languages 5,019,103 total lines @c712ea9 analysed just now

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01Overview

rust · 3,916,154 lines of actual code

39,465

Files

3,916,154

Code lines

663,425

Comments

Languages

243,544

Complexity

Secrets

Line Composition 5,019,103 total lines

Code3,916,15478.0%

Blank439,5248.8%

Comments663,42513.2%

~99%

tokens saved

Reading rust-lang/rust via an LLM

~27.4M 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

36,052

2,797,705

71.4%

JSON

352,400

9.0%

HTML

134

317,062

8.1%

XML

158,416

4.0%

Markdown

1,436

113,162

2.9%

YAML

41,466

1.1%

JavaScript

162

19,316

0.5%

Shell

135

17,071

0.4%

Plain Text

192

16,141

0.4%

+ 34 more

—

69,785

Tech Stack (78 detected)

Rust Standard Library 473110 modules Tracing Crate 540 Ring 372 Config (config-rs) 357 Serde 133 Rand Crate 99 Nix (Unix API) 81 Log Crate (Facade) 67 Anyhow 65 Regex Crate 63 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 Url Crate 8 Thiserror 8 Uuid Crate 7 Tokio (Async Runtime) 7 Node.js File System 6 Wasm-bindgen 6 Node.js OS 6 Arrow-rs (Apache Arrow) 5 Lazy_static / Once_cell 5 Image crate 4 Node.js Child Process 4 Chai (Assertions) 3 Notify (File watcher) 2 C Standard Library (in C++) 2 Hyper (HTTP Implementation) 2 Mio (Low-level IO) 2 StructOpt 2 Browser Fetch API 1 unittest.mock / mock 1 Bevy Engine 1 Electron 1 Egui 1 Diesel (ORM/Query Builder) 1 Strum (Enum macros) 1 Beautiful Soup 1 Standard Library 16418 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	12,786	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	3,950	844
compiler/rustc_hir_typeck/src/method/suggest.rs	4,489	830
compiler/rustc_borrowck/src/diagnostics/conflict_errors.rs	4,041	807
compiler/rustc_parse/src/parser/expr.rs	3,620	754
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	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	71,154	241
library/stdarch/crates/core_arch/src/x86/avx512f.rs	48,191	247
library/stdarch/crates/core_arch/src/aarch64/sve/generated.rs	44,948	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