- Change distinct -> typedef.

- Order of attribute declaration is changed for `alias`.
- Added `LANGUAGE_DEV_VERSION` env constant.
- Rename `anyfault` -> `fault`.
- Changed `fault` -> `faultdef`.
- Added `attrdef` instead of `alias` for attribute aliases.

resources/examples/base64.c3

@@ -1,6 +1,6 @@
 module base64;
 
-fault INVALID_CHARACTER;
+faultdef INVALID_CHARACTER;
 
 // Based on the C2 version.
 

resources/examples/brainfk.c3

@@ -4,7 +4,7 @@ import std::io;
 const BF_MEM = 30000;
 char[BF_MEM] memory;
 
-fault INTEPRET_FAILED;
+faultdef INTEPRET_FAILED;
 
 fn void? print_error_type_at(usz pos, String err)
 {

resources/examples/contextfree/boolerr.c3

@@ -4,8 +4,7 @@ import libc;
 import std::io;
 import std::collections::maybe;
 
-fault TITLE_MISSING;
-fault BAD_READ;
+faultdef TITLE_MISSING, BAD_READ;
 
 struct Doc
 {

resources/examples/contextfree/cleanup.c3

@@ -6,7 +6,7 @@ struct Resource
 	String name;
 }
 
-fault WELCOME_TO_YOUR_DOOM;
+faultdef WELCOME_TO_YOUR_DOOM;
 
 fn Resource? resource_init(String name)
 {

resources/examples/contextfree/guess_number.c3

@@ -11,7 +11,7 @@ struct Game
 	int high;
 }
 
-fault NOT_AN_INT, FAILED_TO_READ;
+faultdef NOT_AN_INT, FAILED_TO_READ;
 
 int err_count = 0;
 

resources/examples/map.c3

@@ -2,7 +2,7 @@ module std::container::map{Key, Type};
 import std::core::builtin;
 import std::io;
 
-fault KEY_NOT_FOUND;
+faultdef KEY_NOT_FOUND;
 
 struct Entry
 {

resources/examples/opengl/src/glfw/glfw.c3

@@ -2,8 +2,8 @@ module glfw;
 
 import std::io;
 
-distinct Window @public = inline _Window*;
-distinct Monitor @public = inline _Monitor*;
+typedef Window @public = inline _Window*;
+typedef Monitor @public = inline _Monitor*;
 
 fn void Window.create(&self, int width, int height, String title, Monitor monitor = {}, Window share = {}
 ) @public
@@ -37,8 +37,8 @@ extern fn void terminate() @extern("glfwTerminate") @public;
 
 extern fn void pollEvents() @extern("glfwPollEvents") @public;
 
-distinct _Window @private = void;
-distinct _Monitor @private = void;
+typedef _Window @private = void;
+typedef _Monitor @private = void;
 
 extern fn _Window* _glfwCreateWindow(int width, int height, char* title, _Monitor* monitor, _Window* share) @extern("glfwCreateWindow") @private;
 

resources/examples/plus_minus.c3

@@ -2,7 +2,7 @@ module test;
 import std::io;
 import libc;
 
-fault NO_MORE_TOKENS;
+faultdef NO_MORE_TOKENS;
 
 
 // While we could have written this with libc

resources/examples/retry.c3

@@ -1,7 +1,7 @@
 module test;
 import libc;
 
-fault NOPE;
+faultde NOPE;
 
 fn int? eventually_succeed()
 {
@@ -13,7 +13,7 @@ fn int? eventually_succeed()
 macro @retry(#function, int retries = 3)
 {
 	var $Type = $typeof(#function);
-    anyfault e;
+    fault e;
     do
     {
         $Type? result = #function;