From f172e8f17c883dc54e1ac1b5924f2cb83fc343b6 Mon Sep 17 00:00:00 2001
From: Benjamin Paassen <bpaassen@techfak.uni-bielefeld.de>
Date: Fri, 23 Jan 2015 13:31:53 +0100
Subject: added equals operator to RangeSet and Range.

---
 src/core/RangeSet.hpp | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)

(limited to 'src/core')

diff --git a/src/core/RangeSet.hpp b/src/core/RangeSet.hpp
index 2c138dc..b196dec 100644
--- a/src/core/RangeSet.hpp
+++ b/src/core/RangeSet.hpp
@@ -169,6 +169,16 @@ struct Range {
 	{
 		return Range(from, std::numeric_limits<T>::max());
 	}
+
+	friend bool operator==(const Range<T> &lhs, const Range<T> &rhs)
+	{
+		return lhs.start == rhs.start && lhs.end == rhs.end;
+	}
+
+	friend bool operator!=(const Range<T> &lhs, const Range<T> &rhs)
+	{
+		return !(lhs == rhs);
+	}
 };
 
 /**
@@ -341,6 +351,28 @@ public:
 	{
 		return this->ranges;
 	}
+
+	friend bool operator==(const RangeSet<T> &lhs, const RangeSet<T> &rhs)
+	{
+		if (lhs.ranges.size() != rhs.ranges.size()) {
+			return false;
+		}
+		auto leftIt = lhs.ranges.begin();
+		auto rightIt = rhs.ranges.begin();
+		while (leftIt != lhs.ranges.end()) {
+			if (*leftIt != *rightIt) {
+				return false;
+			}
+			leftIt++;
+			rightIt++;
+		}
+		return true;
+	}
+
+	friend bool operator!=(const RangeSet<T> &lhs, const RangeSet<T> &rhs)
+	{
+		return !(lhs == rhs);
+	}
 };
 }
 
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