# HG changeset patch
# User Marko Njezic
# Date 1341910409 -7200
# Node ID 5289c46f7a2573c4ac1a5605fc9eee002dff5aeb
# Parent  28f80b03c96c0a06b575257a4bcd21ab351a2d48
Add removal methods to ease manipulation.

diff -r 28f80b03c96c -r 5289c46f7a25 lexlib/CharacterSet.h
--- a/lexlib/CharacterSet.h	Tue Jul 10 16:58:14 2012 +1000
+++ b/lexlib/CharacterSet.h	Tue Jul 10 10:53:29 2012 +0200
@@ -16,6 +16,19 @@
 	int size;
 	bool valueAfter;
 	bool *bset;
+	void Change(int val, bool inSet) {
+		assert(val >= 0);
+		assert(val < size);
+		bset[val] = inSet;
+	}
+	void ChangeString(const char *setToChange, bool inSet) {
+		for (const char *cp=setToChange; *cp; cp++) {
+			int val = static_cast<unsigned char>(*cp);
+			assert(val >= 0);
+			assert(val < size);
+			bset[val] = inSet;
+		}
+	}
 public:
 	enum setBase {
 		setNone=0,
@@ -67,17 +80,16 @@
 		return *this;
 	}
 	void Add(int val) {
-		assert(val >= 0);
-		assert(val < size);
-		bset[val] = true;
+		Change(val, true);
 	}
 	void AddString(const char *setToAdd) {
-		for (const char *cp=setToAdd; *cp; cp++) {
-			int val = static_cast<unsigned char>(*cp);
-			assert(val >= 0);
-			assert(val < size);
-			bset[val] = true;
-		}
+		ChangeString(setToAdd, true);
+	}
+	void Remove(int val) {
+		Change(val, false);
+	}
+	void RemoveString(const char *setToRemove) {
+		ChangeString(setToRemove, false);
 	}
 	bool Contains(int val) const {
 		assert(val >= 0);