Added code to detect assembler directives and did some minor code clean up.

src/lexer.c

@@ -45,6 +45,9 @@ List* GenerateTokensFromFile(const char* file_path) {
             else if(token->type == TK_Label) {
                 printf("Label: '%s'\n", token->value);
             }
+            else if (token->type == TK_Directive) {
+                printf("Directive '%s'\n", token->value);
+            }
             else {
                 printf("Found text: '%s'\n", token->value);
             }
@@ -70,6 +73,8 @@ Token* GetNextToken(char *string) {
     int base = 0;
     
     while (strlen(string_token) != 0) {
+
+        if (string_token[0] == '.') return CreateToken(TK_Directive, string_token);
         
         if (TokenIsNumeric(string_token, &base)) {
             if (base == 10) return CreateToken(TK_Number, string_token);