added class with the array of bit

parse.leg

@@ -7,6 +7,7 @@
 #include <sys/stat.h>
 
 #include "inputBuffer.c"
+#include "class.c"
 ;
 
 void fatal(char *fmt, ...)
@@ -38,7 +39,7 @@ struct Star    { enum op type;  Node *children[1]; };
 struct Plus    { enum op type;  Node *children[1]; };
 struct Or      { enum op type;  Node *children[2]; };
 struct And     { enum op type;  Node *children[2]; };
-struct Class   { enum op type;  char *stringValue; int len; };
+struct Class   { enum op type;  char *array; };
 struct Dot     { enum op type; };
 struct Exc     { enum op type;  Node *children[1]; };
 struct Et      { enum op type;  Node *children[1]; };
@@ -140,8 +141,7 @@ Node *mkStar(Node *n)
 Node *mkClass(char* str)
 {
     Node *node= new(Class);
-    node->Class.stringValue= str;
-    node->Class.len=strlen(str);
+    node->Class.array= str;
     return node;
 }
 
@@ -211,7 +211,7 @@ void print(Node *node)
 	  return;
       case Class:
 	  printf("Class");
-	  printf("\"%s\"", node->Class.stringValue);
+	  printf("\"%s\"", node->Class.array);
 	  return;
       case Dot:
 	  printf("Dot");
@@ -317,7 +317,7 @@ id		= < [a-zA-z_][a-zA-z_0-9]* > - 	{ $$ = mkId(intern(yytext)) }
 
 string		= '"' < [^\"]* > '"' -     	{ $$ = mkString(yytext) }
 
-class		= '['-<(!']'string)*> ']' - 	{ $$=mkClass(yytext) }
+class		= '['-<(!']'string)*> ']' - 	{ $$=mkClass(classify(yytext)) }
 
 dot		= '.' -               		{ $$=mkDot() }
 
@@ -367,11 +367,8 @@ int execute(Node *node, InputBuffer *in)
 	  return 1;
       }
       case Class: {
-	  if (!currentChar(in)) {
-	      return 0;
-	  }
-	  if (strchr(get(node,Class,stringValue), currentChar(in))) {
-	      advance(in, 1);
+	  if (testBit(get(Node,Class,array),currentChar(in))) {
+          advance(in, 1);
 	      return 1;
 	  }
 	  return 0;