released 6.3

- new AbstractMatcher methods chr_last(), wchr_last(), chr_next(), wchr_next(), empty()
- new example words.l

released 6.2

- pattern matcher's `AbstractMatcher::avail()` method now accepts an optional max length parameter
- permit very long lines in the input (256MB long lines) when using `AbstractMatcher::line()` and `AbstractMatcher::eol()` without a begin-of-line loss

released 6.1

minor improvements to align the code base with recent ugrep updates

released 6.0

released 5.5

released 5.4

fix #226
fix #227
fix #228
natively support non-blocking `FILE*` input, i.e. for `fcntl` `O_NONBLOCK` the regex matchers will wait for input to become available again instead of giving up with an error; changed `reflex::Input::Handler` see documentation

released 5.3

improve case-insensitive matching to support the Unicode upper/lower sets of letters

released 5.2.2

released 5.2.1

fix a regression issue with non-SIMD-optimized search with `Matcher::find()`

released 5.2