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arc-js

ArcJS

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An Arc-langugage compiler and VM-interpreter written in JavaScript

Arc-language can run both on nodejs and on a web-site. You can get more information from the website or documentation.

A lot of inspired from Paul Graham version of Arc and Anarki

Demo

client side

  1. REPL
  2. Maze generator
  3. Strange attractor generator
  4. Automatic reversi player
  5. Tetris

How to make

install Node.js and npm (on mac)

# from port
$ sudo port install nodejs

# or from brew
$ brew install node.js

setup the compressor and unit-test framework.

$ make setup

make ArcJS

$ make

How to run tests

$ make test

How to run repl

$ ./bin/arcjs
arc> (+ 1 2 3)
6
arc> (for n 1 100
       (prn (case (gcd n 15)
              1 n
              3 'Fizz
              5 'Buzz
              'FizzBuzz)))
1
2
Fizz
...
arc> (def average (x y) (/ (+ x y) 2))
#<fn:average>
arc> (average 2 4)
3

Try Arc's tutorial

How to run scripts

$ echo "(prn (gcd 33 77))" > test.arc
$ ./bin/arcjs test.arc
11

How to run repl with preloading some scripts

$ echo "(def average (x y) (/ (+ x y) 2))" > avg.arc
$ ./bin/arcjs -l avg.arc
arc> (average 10 20)
15

How to run compiler

$ echo "(def average (x y) (/ (+ x y) 2))" > avg.arc
$ ./bin/arcjsc -o avg.js.fasl avg.arc
$ cat avg.js.fasl
// This is an auto generated file.
// Compiled from ['avg.arc'].
// DON'T EDIT !!!
preloads.push([
[12,7,14,20,0,1,0,20,2,-1,0,10,9,1, ...
]);
preload_vals.push(["2","+","/", ...
$

License

# ArcJS

Copyright (c) 2012 Shin Aoyama
-----------------
Perl Foundations's Artistic License 2.0

# Arc language

Copyright (c) Paul Graham
Copyright (c) Robert Morris
-----------------
Perl Foundations's Artistic License 2.0

# Anarki

Copyright (c) Paul Graham
Copyright (c) Robert Morris
Copyright (c) A lot of contributors (see https://github.com/arclanguage/anarki/graphs/contributors)
-----------------
Perl Foundations's Artistic License 2.0