Remove runtime dependency on rackunit

info.rkt

@@ -10,12 +10,12 @@
 
 
 (define deps '(["base" #:version "6.3"]
-               "rackunit-lib"
                "syntax-color-lib"))
 
 
 (define build-deps '("at-exp-lib"
                      "racket-doc"
+                     "rackunit-lib"
                      "scribble-lib"
                      "syntax-color-doc"))
 

parser-tools/private-lex/error-tests.rkt

@@ -1,4 +1,7 @@
 #lang racket/base
+
+(module+ test
+
   (require (for-syntax racket/base)
            yaragg/parser-tools/lex
            rackunit)
@@ -78,4 +81,5 @@
   (check-regexp-match #rx"char-range" (catch-syn-error (lexer ((char-range) 1))))
   (check-regexp-match #rx"char-range" (catch-syn-error (lexer ((char-range #\9 #\0) 1))))
   (check-regexp-match #rx"char-complement" (catch-syn-error (lexer ((char-complement) 1))))
-(check-regexp-match #rx"char-complement" (catch-syn-error (lexer ((char-complement (concatenation "1" "2")) 1))))
+  (check-regexp-match #rx"char-complement"
+                      (catch-syn-error (lexer ((char-complement (concatenation "1" "2")) 1)))))