diff --git a/liblangutil/SourceLocation.h b/liblangutil/SourceLocation.h
index 66cef52fb..ea9958933 100644
--- a/liblangutil/SourceLocation.h
+++ b/liblangutil/SourceLocation.h
@@ -59,6 +59,13 @@ struct SourceLocation
 		return start <= _other.start && _other.end <= end;
 	}
 
+	bool containsOffset(int _pos) const
+	{
+		if (!hasText() || _pos < 0)
+			return false;
+		return start <= _pos && _pos < end;
+	}
+
 	bool intersects(SourceLocation const& _other) const
 	{
 		if (!hasText() || !_other.hasText() || !equalSources(_other))
diff --git a/libsolidity/ast/AST.h b/libsolidity/ast/AST.h
index c229252a8..b7d5db805 100644
--- a/libsolidity/ast/AST.h
+++ b/libsolidity/ast/AST.h
@@ -246,7 +246,10 @@ public:
 
 	/// @returns the declared name.
 	ASTString const& name() const { return *m_name; }
+
+	/// @returns the location of the declared name itself or empty location if not available or unknown.
 	SourceLocation const& nameLocation() const noexcept { return m_nameLocation; }
+
 	bool noVisibilitySpecified() const { return m_visibility == Visibility::Default; }
 	Visibility visibility() const { return m_visibility == Visibility::Default ? defaultVisibility() : m_visibility; }
 	bool isPublic() const { return visibility() >= Visibility::Public; }