diff --git a/grep-pcre2/src/lib.rs b/grep-pcre2/src/lib.rs index 245ceab73..d7cb01563 100644 --- a/grep-pcre2/src/lib.rs +++ b/grep-pcre2/src/lib.rs @@ -10,6 +10,7 @@ extern crate pcre2; pub use error::{Error, ErrorKind}; pub use matcher::{RegexCaptures, RegexMatcher, RegexMatcherBuilder}; +pub use pcre2::{is_jit_available, version}; mod error; mod matcher; diff --git a/grep-pcre2/src/matcher.rs b/grep-pcre2/src/matcher.rs index 105448fe7..2c87fa1ae 100644 --- a/grep-pcre2/src/matcher.rs +++ b/grep-pcre2/src/matcher.rs @@ -227,6 +227,27 @@ impl RegexMatcherBuilder { self.builder.jit_if_available(yes); self } + + /// Set the maximum size of PCRE2's JIT stack, in bytes. If the JIT is + /// not enabled, then this has no effect. + /// + /// When `None` is given, no custom JIT stack will be created, and instead, + /// the default JIT stack is used. When the default is used, its maximum + /// size is 32 KB. + /// + /// When this is set, then a new JIT stack will be created with the given + /// maximum size as its limit. + /// + /// Increasing the stack size can be useful for larger regular expressions. + /// + /// By default, this is set to `None`. + pub fn max_jit_stack_size( + &mut self, + bytes: Option, + ) -> &mut RegexMatcherBuilder { + self.builder.max_jit_stack_size(bytes); + self + } } /// An implementation of the `Matcher` trait using PCRE2.