Crate features / regex-syntax
Feature flags · regex-syntax 0.8.11 · from crates.io 2026-10-24
regex-syntax features: what each one does, and the line to copy
Short answerregex-syntax 0.8.11 has 10 features. By default it turns on std, unicode; add default-features = false to start from nothing. It needs Rust 1.65 or newer.
Pick features
Every feature
| Feature | In default | Turns on |
|---|---|---|
arbitrary | dep:arbitrary | |
std | yes | nothing else (a switch the code checks) |
unicode | yes | unicode-age, unicode-bool, unicode-case, unicode-gencat, unicode-perl, unicode-script, unicode-segment |
unicode-age | nothing else (a switch the code checks) | |
unicode-bool | nothing else (a switch the code checks) | |
unicode-case | nothing else (a switch the code checks) | |
unicode-gencat | nothing else (a switch the code checks) | |
unicode-perl | nothing else (a switch the code checks) | |
unicode-script | nothing else (a switch the code checks) | |
unicode-segment | nothing else (a switch the code checks) |
dep:x turns on the optional dependency x; x/y turns on feature y of dependency x (with ?, only if x is already on).
MSRV history
The minimum Rust version regex-syntax declares (rust-version), and the release that changed it:
- 0.7.0 (2023-04-20): Rust 1.60.0
- 0.8.0 (2023-10-09): Rust 1.65
Stuck on an older compiler? Pin the last version that supports it, for example cargo update -p regex-syntax --precise <version>, or use resolver 3, which picks compatible versions for you.
More on regex-syntax
Real downloads, dependents and alternatives: regex-syntax crate data (3.7M real downloads a day, 375 dependents).
docs.rs feature list · crates.io · license MIT OR Apache-2.0 · edition 2021
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