Ferret

Ferret is a free software Clojure implementation, it compiles a restricted subset of the Clojure language to self contained ISO C++11 which allows for the use of Clojure in real time embedded control systems.

This repository contains the Ferret compiler. For more information about Ferret, including downloads and documentation for the latest release, check out Ferret's website

General Information

• Website - http://ferret-lang.org
• Source Code - https://github.com/nakkaya/ferret - https://git.nakkaya.com/nakkaya/ferret
• Mailing List - https://groups.google.com/forum/#!forum/ferret-lang
• Issue Tracker - https://github.com/nakkaya/ferret/issues

Quick Start

Download latest Ferret release,

wget http://ferret-lang.org/builds/ferret.jar

A program that sums the first 5 positive numbers.

;;; lazy-sum.clj
(defn positive-numbers
  ([]
   (positive-numbers 1))
  ([n]
   (cons n (lazy-seq (positive-numbers (inc n))))))

(println (->> (positive-numbers)
              (take 5)
              (apply +)))

Compile to binary using,

$ java -jar ferret.jar -i lazy-sum.clj
$ g++ -std=c++11 -pthread lazy-sum.cpp
$ ./a.out

License

BSD 2-Clause License

Copyright (c) 2017, Nurullah Akkaya All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

• Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.

• Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.