From a766efc79fbcdf0aa2fc9210b20caf36f4258714 Mon Sep 17 00:00:00 2001
From: Daniel Kirchner <daniel@ekpyron.org>
Date: Thu, 17 Jan 2019 12:59:11 +0100
Subject: Add ContractDefinition::isInterface.

---
 libsolidity/ast/AST.h     | 1 +
 libsolidity/ast/Types.cpp | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

(limited to 'libsolidity/ast')

diff --git a/libsolidity/ast/AST.h b/libsolidity/ast/AST.h
index 9ac065ea..3a64a34a 100644
--- a/libsolidity/ast/AST.h
+++ b/libsolidity/ast/AST.h
@@ -394,6 +394,7 @@ public:
 	std::vector<FunctionDefinition const*> definedFunctions() const { return filteredNodes<FunctionDefinition>(m_subNodes); }
 	std::vector<EventDefinition const*> events() const { return filteredNodes<EventDefinition>(m_subNodes); }
 	std::vector<EventDefinition const*> const& interfaceEvents() const;
+	bool isInterface() const { return m_contractKind == ContractKind::Interface; }
 	bool isLibrary() const { return m_contractKind == ContractKind::Library; }
 
 	/// @returns a map of canonical function signatures to FunctionDefinitions
diff --git a/libsolidity/ast/Types.cpp b/libsolidity/ast/Types.cpp
index cc978b4a..c8280d0f 100644
--- a/libsolidity/ast/Types.cpp
+++ b/libsolidity/ast/Types.cpp
@@ -2525,7 +2525,7 @@ FunctionTypePointer FunctionType::newExpressionType(ContractDefinition const& _c
 	strings parameterNames;
 	StateMutability stateMutability = StateMutability::NonPayable;
 
-	solAssert(_contract.contractKind() != ContractDefinition::ContractKind::Interface, "");
+	solAssert(!_contract.isInterface(), "");
 
 	if (constructor)
 	{
-- 
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