Trying to get things to link. Not succeeding.

src/text/prefix_primitives.c

@@ -143,9 +143,12 @@ CHAR_MATCHER (eq,          '=');
 CHAR_MATCHER (assign,      '=');
 CHARS_MATCHER(equal,       "==");
 
+CLASS_CHAR_MATCHER(sign,   "+-");
+CLASS_CHAR_MATCHER(delimiter, "()[]{}");
+
 static ALTERNATIVES_MATCHER(identifier_initial, prefix_is_alphas, prefix_is_underscore);
 static ALTERNATIVES_MATCHER(identifier_trailer, prefix_is_alnums, prefix_is_underscore);
 FIRST_REST_MATCHER(identifier, prefix_is_identifier_initial, prefix_is_identifier_trailer);
 
-static ALTERNATIVES_MATCHER(optional_sign, prefix_is_plus, prefix_is_minus, prefix_epsilon);
+static OPTIONAL_MATCHER(optional_sign, prefix_is_sign);
 SEQUENCE_MATCHER(integer, prefix_is_optional_sign, prefix_is_digits);
\ No newline at end of file

src/text/prefix_primitives.h

@@ -19,7 +19,7 @@ char *prefix_is ## name(char *src) { \
 }
 
 #define CLASS_CHARS_MATCHER(name, class) \
-char *prefix)us ## name(char *src) { \
+char *prefix_is ## name(char *src) { \
   return prefix_is_some_of(src, class); \
 }
 
@@ -148,5 +148,9 @@ DECLARE(eq);
 DECLARE(assign);
 DECLARE(equal);
 
+char *prefix_is_sign(char *);
+DECLARE(sign);
+DECLARE(delimiter);
+
 DECLARE(identifier);
 DECLARE(integer);
\ No newline at end of file

src/text/test.c

@@ -3,7 +3,7 @@
 #include <string.h>
 #include <stdlib.h>
 #include "prefix_primitives.h"
-#include "lexical_patterns.h"
+// #include "lexical_patterns.h"
 
 void print_slice(char *s, char *t) {
   if (t) {
@@ -100,8 +100,8 @@ int main() {
   test1(prefix_is_integer, integer3);
   test1(prefix_is_integer, word2);
   
-  test1(prefix_is_word, word2);
-  test1(prefix_is_word, non_word);
+  // test1(prefix_is_word, word2);
+  //   test1(prefix_is_word, non_word);
 
   return 0;
 }