Cleaned up example code and made it up-to-date

examples/basic/main.arf

@@ -1,3 +1,9 @@
 :arf
+require "io"
+---
 
-func rr main
+func ro main
+	> arguments:{String}
+	< status:Int 0
+	---
+	io.println "hello world"

examples/full/main.arf

@@ -5,35 +5,29 @@ require "io"
 ---
 
 # this is a global variable
-data wn helloText:String "Hello, world!"
+data pv helloText:String "Hello, world!"
 
 # this is a struct definition
-type rr Greeter:Obj
+objt ro Greeter:Obj
-        # "Hi." is a string constant. all Greeters will be initialized with a
-        # pointer to it. I don't know really it depends on what I decide that
-        # a String type even is.
 	wr text:String "Hi."
-                "sdfdsf" "ahh"
-                "asdf"
 
 # this is a function
-func rr main
+func ro main
-        > argc:Int
+	> arguments:{String}
-        > argv:{String}
 	< status:Int 0
 	---
-        let greeter:Greeter:mut
+	set greeter:Greeter:mut
 	greeter.setText helloText
 	greeter.greet
 
 # this is a member function
-func rr greet
+func ro greet
 	@ greeter:{Greeter}
 	---
 	io.println greeter.text
 
 # this is mutator member function
-func rr setText
+func ro setText
 	@ greeter:{Greeter}
 	> text:String
 	---

examples/tokens/general.arf

@@ -1,11 +0,0 @@
-:arf
-require io
----
-
-func rr main
-	> argc:Int
-	> argv:{String}
-	< status:Int
-	---
-	io.println [io.readln]
-	= status 0

examples/tokens/literals.arf

@@ -1,13 +0,0 @@
-:arf
----
-
-data:{Int 6}
-	-39480 398 29 0x3AFe3 0b10001010110 0o666
-
-func rr literals
-	---
-	= stringLiteral:String "skadjlsakdj"
-	= intArrayLiteral:{Int 3} 2398
-		-2938 324
-	= runeLiteral:Rune 'a'
-	= floatArrayLiteral:{F64 5} 3248.23 0.324 -94.29