It works!

Fixed a bug in the lexer where it wouldn't lex multiple statements :(

Added bin/mojikun, which runs the whole shebang.

bin/mojikun

@@ -0,0 +1,14 @@
+#!/usr/bin/env ruby
+
+require 'mojikun'
+
+source_code = ARGF.read.chomp
+
+tokens = Mojikun::Lexer.new(source_code).call
+
+ast = Mojikun::Parser.new(tokens).call
+
+runtime = Mojikun::Runtime.new
+interpreter = Mojikun::Interpreter.new(runtime)
+
+interpreter.evaluate(ast)

lib/mojikun.rb

@@ -1,5 +1,6 @@
-require "mojikun/version"
+require 'mojikun/version'
 
-module Mojikun
-  # Your code goes here...
-end
+require 'mojikun/interpreter'
+require 'mojikun/lexer'
+require 'mojikun/parser'
+require 'mojikun/runtime'

lib/mojikun/lexer.rb

@@ -6,7 +6,7 @@ def initialize(source)
 
     # omg easiest lexer ever
     def call
-      @source.split
+      @source.split(//)
     end
   end
 end

mojikun.gemspec

@@ -8,8 +8,8 @@ Gem::Specification.new do |gem|
   gem.version       = Mojikun::VERSION
   gem.authors       = ["Steve Klabnik"]
   gem.email         = ["steve@steveklabnik.com"]
-  gem.description   = %q{TODO: Write a gem description}
-  gem.summary       = %q{TODO: Write a gem summary}
+  gem.description   = %q{}
+  gem.summary       = %q{}
   gem.homepage      = ""
 
   gem.files         = `git ls-files`.split($/)

test/lexer_test.rb

@@ -7,6 +7,11 @@
 class TestLexer < MiniTest::Unit::TestCase
   def test_lexing
     source = "👍"
-    assert_equal Mojikun::Lexer.new(source).call, ["👍"]
+    assert_equal ["👍"], Mojikun::Lexer.new(source).call
+  end
+
+  def test_lexing
+    source = "👍👍"
+    assert_equal ["👍", "👍"], Mojikun::Lexer.new(source).call
   end
 end