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rust-lang/rust

39,425 files 43 languages 5,017,386 total lines @1f08727 analysed just now

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01Overview

rust · 3,914,989 lines of actual code

39,425

Files

3,914,989

Code lines

663,086

Comments

Languages

243,447

Complexity

Secrets

Line Composition 5,017,386 total lines

Code3,914,98978.0%

Blank439,3118.8%

Comments663,08613.2%

~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

36,013

2,796,557

71.4%

JSON

352,400

9.0%

HTML

134

317,062

8.1%

XML

158,416

4.0%

Markdown

1,435

113,147

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

—

69,784

Tech Stack (78 detected)

Rust Standard Library 472510 modules Tracing Crate 540 Ring 373 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 Bytes Crate 10 Futures Crate 10 Node.js Path 9 Url Crate 8 Thiserror 8 Uuid Crate 7 Tokio (Async Runtime) 7 Node.js File System 6 Node.js OS 6 Wasm-bindgen 6 Arrow-rs (Apache Arrow) 5 Lazy_static / Once_cell 5 Image crate 4 Node.js Child Process 4 Chai (Assertions) 3 C Standard Library (in C++) 2 Mio (Low-level IO) 2 StructOpt 2 Notify (File watcher) 2 Hyper (HTTP Implementation) 2 Browser Fetch API 1 Diesel (ORM/Query Builder) 1 unittest.mock / mock 1 Beautiful Soup 1 Bevy Engine 1 Strum (Enum macros) 1 Electron 1 Egui 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	4,002	796
compiler/rustc_parse/src/parser/expr.rs	3,617	758
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	71,154	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