@@ -1376,6 +1376,44 @@ (define-public pegtl
parsers according to a Parsing Expression Grammar (PEG).")
(license license:expat)))
+(define-public lexy
+ ;; Bug fixes since last release.
+ (let ((commit "b82ffcbe70687a8e97115480b0b6cb3ce39e3a2a")
+ (revision "0"))
+ (package
+ (name "lexy")
+ (version (git-version "2022.12.1" revision commit))
+ (source
+ (origin
+ (method git-fetch)
+ (uri (git-reference
+ (url "https://github.com/foonathan/lexy")
+ (commit commit)))
+ (file-name (git-file-name name version))
+ (sha256
+ (base32 "05fhpjzmhasjqgg0z2k0055i7yjznbh6xgwn9fqlk61vdrfk9hw9"))))
+ (build-system cmake-build-system)
+ (arguments
+ (list #:configure-flags #~(list "-DLEXY_BUILD_DOCS=OFF") ; needs Hugo
+ #:phases
+ #~(modify-phases %standard-phases
+ (add-after 'unpack 'fix-dependencies
+ (lambda _
+ (substitute* "tests/CMakeLists.txt"
+ (("^message\\(STATUS \"Fetching doctest\"\\).*") "")
+ (("^include\\(FetchContent\\).*") "")
+ (("^FetchContent_Declare\\(doctest .*") "")
+ (("^FetchContent_MakeAvailable\\(doctest\\)")
+ "find_package(doctest REQUIRED)")
+ (("^(target_link_libraries\\(lexy_test_base .*) doctest\\)"
+ _ prefix)
+ (string-append prefix ")"))))))))
+ (native-inputs (list doctest))
+ (home-page "https://lexy.foonathan.net/")
+ (synopsis "C++ parser combinator library")
+ (description "lexy is a parser combinator library for C++17 and later.")
+ (license license:boost1.0))))
+
(define-public psascan
(package
(name "psascan")