From 3a56f91a12ccad642227178c76f8d76cc42f81ee Mon Sep 17 00:00:00 2001
From: Joel Martin <github@martintribe.org>
Date: Sun, 13 Apr 2014 14:37:56 -0500
Subject: Ruby: add stepA_more and rest of core functions.

---
 ruby/types.rb | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

(limited to 'ruby/types.rb')

diff --git a/ruby/types.rb b/ruby/types.rb
index c19fda4..b16e391 100644
--- a/ruby/types.rb
+++ b/ruby/types.rb
@@ -1,9 +1,30 @@
 require "env"
 
+class MalException < StandardError
+  attr_reader :data
+  def initialize(data)
+    @data = data
+  end
+end
+
 class List < Array
+    attr_accessor :meta
+    def conj(xs)
+        xs.each{|x| self.unshift(x)}
+        return self
+    end
 end
 
 class Vector < Array
+    attr_accessor :meta
+    def conj(xs)
+        self.push(*xs)
+        return self
+    end
+end
+
+class Hash # re-open and add meta
+    attr_accessor :meta
 end
 
 def sequential?(obj)
@@ -11,6 +32,7 @@ def sequential?(obj)
 end
 
 class Function < Proc
+    attr_accessor :meta
     attr_accessor :ast
     attr_accessor :env
     attr_accessor :params
@@ -28,3 +50,11 @@ class Function < Proc
         return Env.new(@env, @params, args)
     end
 end
+
+class Atom
+    attr_accessor :meta
+    attr_accessor :val
+    def initialize(val)
+        @val = val
+    end
+end
-- 
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