only \n and ' ' are valid whitespace characters

README.md

@@ -41,9 +41,13 @@ readable, safe, optimal, and concise code to solve any computing problem.
 ## Roadmap
 
  * Debug/Release mode.
+ * don't hardcode the link against libc
  * C style comments.
  * Unit tests.
  * Simple .so library
+ * Multiple files
+ * figure out integers
+ * implement a simple game using SDL2
  * How should the Widget use case be solved? In Genesis I'm using C++ and inheritance.
 
 ### Primitive Numeric Types:

src/tokenizer.cpp

@@ -14,11 +14,7 @@
 
 #define WHITESPACE \
     ' ': \
-    case '\t': \
-    case '\n': \
-    case '\f': \
-    case '\r': \
-    case 0xb
+    case '\n'
 
 #define DIGIT \
     '0': \