From ff826c9bb5f479a9671532132e6a55149918d94e Mon Sep 17 00:00:00 2001
From: nyamatongwe <unknown>
Date: Tue, 10 Jul 2012 16:54:38 +1000
Subject: Added copy constructor and assignment operator to ease manipulation.

---
 lexlib/CharacterSet.h | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

(limited to 'lexlib/CharacterSet.h')

diff --git a/lexlib/CharacterSet.h b/lexlib/CharacterSet.h
index 929a3a6e1..a0c45b2fb 100644
--- a/lexlib/CharacterSet.h
+++ b/lexlib/CharacterSet.h
@@ -40,11 +40,32 @@ public:
 		if (base & setDigits)
 			AddString("0123456789");
 	}
+	CharacterSet(const CharacterSet &other) {
+		size = other.size;
+		valueAfter = other.valueAfter;
+		bset = new bool[size];
+		for (int i=0; i < size; i++) {
+			bset[i] = other.bset[i];
+		}
+	}
 	~CharacterSet() {
 		delete []bset;
 		bset = 0;
 		size = 0;
 	}
+	CharacterSet &operator=(const CharacterSet &other) {
+		if (this != &other) {
+			bool *bsetNew = new bool[other.size];
+			for (int i=0; i < other.size; i++) {
+				bsetNew[i] = other.bset[i];
+			}
+			delete []bset;
+			size = other.size;
+			valueAfter = other.valueAfter;
+			bset = bsetNew;
+		}
+		return *this;
+	}
 	void Add(int val) {
 		assert(val >= 0);
 		assert(val < size);
-- 
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