add parser, fix comments

LICENSE

@@ -208,8 +208,7 @@ If you develop a new program, and you want it to be of the greatest possible use
 
 To do so, attach the following notices to the program. It is safest to attach them to the start of each source file to most effectively state the exclusion of warranty; and each file should have at least the “copyright” line and a pointer to where the full notice is found.
 
-     ztl-mode
+     ZRE  Copyright (C) 2025  zongor
-     Copyright (C) 2025  zongor
 
      This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
 

README.org

@@ -6,10 +6,10 @@
 :END:
 
 * Overview
-  ZRE is a lightweight, portable programming language for permacomputing, game preservation, and indie game development.
+  - ZRE is a lightweight, portable programming language for permacomputing, game preservation, and indie game development.
-  Built in **C89**  for cross-platform compatibility (desktop, microcontrollers, and web via Emscripten).
+  - Built in **C89**  for cross-platform compatibility (desktop, microcontrollers, and web via Emscripten).
-  Designed for simplicity, performance, and creative exploration.
+  - Designed for simplicity, performance, and creative exploration.
-  It is inspired by [[https://wiki.xxiivv.com/site/uxn.html][uxn]], [[http://duskos.org/][Dusk OS]], [[https://doc.cat-v.org/inferno/4th_edition/dis_VM_specification][Dis VM]], [[https://lua.org][Lua]], [[https://en.wikipedia.org/wiki/Lisp_(programming_language)][Lisp]], [[https://en.wikipedia.org/wiki/C_(programming_language)][C]], and [[https://ziglang.org/][Zig]].
+  - It is inspired by [[https://wiki.xxiivv.com/site/uxn.html][uxn]], [[http://duskos.org/][Dusk OS]], [[https://doc.cat-v.org/inferno/4th_edition/dis_VM_specification][Dis VM]], [[https://lua.org][Lua]], [[https://en.wikipedia.org/wiki/Lisp_(programming_language)][Lisp]], [[https://en.wikipedia.org/wiki/C_(programming_language)][C]], and [[https://ziglang.org/][Zig]].
 
 * Key Features
 

docs/SPECIFICATION.org

@@ -225,17 +225,17 @@ also used for letting constants
 coerces a type as another type if possible
 
 #+begin_src zre
-let «token» = 0; /* default is real */
+let «token» = 0; // default is int
-some_functon(«token» as byte); /* needs an byte */
+some_functon(«token» as real); // needs a real
 #+end_src zre
 
 =in=
 
-checks if a object's type, or a type impls another type
+checks if a object's type, or a type implements a contract
 
 #+begin_src zre
-if («token» in Tunnel) {
+if («token» in Tunnel, Drawable) {
-  print("im tunnel-able");
+  print("im tunnel-able and draw-able");
 }
 #+end_src zre
 

src/common.h

@@ -1,4 +1,4 @@
-/*  
+/** 
  * ZRE - A lightweight, portable programming language for permacomputing.  
  * Copyright (C) 2025 zongor
  *  

src/debug.c

@@ -1,4 +1,4 @@
-/*  
+/** 
  * ZRE - A lightweight, portable programming language for permacomputing.  
  * Copyright (C) 2025 zongor
  *  

src/debug.h

@@ -1,4 +1,4 @@
-/*  
+/** 
  * ZRE - A lightweight, portable programming language for permacomputing.  
  * Copyright (C) 2025 zongor
  *  

src/main.c

@@ -1,4 +1,4 @@
-/*  
+/** 
  * ZRE - A lightweight, portable programming language for permacomputing.  
  * Copyright (C) 2025 zongor
  *  

src/parser.c

@@ -0,0 +1,17 @@
+/**  
+ * ZRE - A lightweight, portable programming language for permacomputing.  
+ * Copyright (C) 2025 zongor
+ *  
+ * This program is free software: you can redistribute it and/or modify  
+ * it under the terms of the GNU General Public License as published by  
+ * the Free Software Foundation, either version 3 of the License, or  
+ * (at your option) any later version.  
+ *  
+ * This program is distributed in the hope that it will be useful,  
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of  
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the  
+ * GNU General Public License for more details.  
+ *  
+ * You should have received a copy of the GNU General Public License  
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.  
+ */  

src/parser.h

@@ -0,0 +1,17 @@
+/**  
+ * ZRE - A lightweight, portable programming language for permacomputing.  
+ * Copyright (C) 2025 zongor
+ *  
+ * This program is free software: you can redistribute it and/or modify  
+ * it under the terms of the GNU General Public License as published by  
+ * the Free Software Foundation, either version 3 of the License, or  
+ * (at your option) any later version.  
+ *  
+ * This program is distributed in the hope that it will be useful,  
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of  
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the  
+ * GNU General Public License for more details.  
+ *  
+ * You should have received a copy of the GNU General Public License  
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.  
+ */  

src/vm.c

@@ -1,4 +1,4 @@
-/*  
+/** 
  * ZRE - A lightweight, portable programming language for permacomputing.  
  * Copyright (C) 2025 zongor
  *  

src/vm.h

@@ -1,4 +1,4 @@
-/*  
+/** 
  * ZRE - A lightweight, portable programming language for permacomputing.  
  * Copyright (C) 2025 zongor
  *