1 files changed, 4 insertions, 5 deletions
diff --git a/AST.h b/AST.h
index 32cc23a5..8493d432 100644
--- a/AST.h
+++ b/AST.h
@@ -277,11 +277,10 @@ public:
 	/// Checks that all parameters have allowed types and calls checkTypeRequirements on the body.
 	void checkTypeRequirements();
 
-	/// Returns the canonical signature of the function
-	/// That consists of the name of the function followed by the
-	/// types of the arguments separated by commas all enclosed in parentheses
-	/// without any spaces
-	std::string getCanonicalSignature();
+	/// @returns the canonical signature of the function
+	/// That consists of the name of the function followed by the types of the
+	/// arguments separated by commas all enclosed in parentheses without any spaces.
+	std::string getCanonicalSignature() const;
 
 private:
 	bool m_isPublic;