RunStyles can be corrupted by filling 0 length ranges and ranges that go past end

so throw std::invalid_argument exceptions for these conditions.
Provide a Check method to validate the consistency of a RunStyles and throw
std::runtime_error if corruption is detected.

1 files changed, 2 insertions, 0 deletions

diff --git a/src/RunStyles.h b/src/RunStyles.h
index 4e90969a2..521c701fa 100644
--- a/src/RunStyles.h
+++ b/src/RunStyles.h
@@ -43,6 +43,8 @@ public:
 	bool AllSame() const;
 	bool AllSameAs(int value) const;
 	int Find(int value, int start) const;
+
+	void Check();
 };
 
 #ifdef SCI_NAMESPACE