From abc24420a7837557e5160db8af83ea3be5a371c3 Mon Sep 17 00:00:00 2001
From: Yoichi Hirai <i@yoichihirai.com>
Date: Tue, 10 Jan 2017 18:55:36 +0100
Subject: [PATCH] ast: events have FunctionType too

---
 libsolidity/ast/AST.cpp | 18 +++++++++++++-----
 libsolidity/ast/AST.h   |  7 ++++---
 2 files changed, 17 insertions(+), 8 deletions(-)

diff --git a/libsolidity/ast/AST.cpp b/libsolidity/ast/AST.cpp
index ac92eaa32..6f7a64dcb 100644
--- a/libsolidity/ast/AST.cpp
+++ b/libsolidity/ast/AST.cpp
@@ -274,7 +274,7 @@ TypeDeclarationAnnotation& EnumDefinition::annotation() const
 	return static_cast<TypeDeclarationAnnotation&>(*m_annotation);
 }
 
-shared_ptr<FunctionType const> FunctionDefinition::functionType(bool _internal) const
+shared_ptr<FunctionType> FunctionDefinition::functionType(bool _internal) const
 {
 	if (_internal)
 	{
@@ -285,7 +285,7 @@ shared_ptr<FunctionType const> FunctionDefinition::functionType(bool _internal)
 		case Declaration::Visibility::Private:
 		case Declaration::Visibility::Internal:
 		case Declaration::Visibility::Public:
-			return make_shared<FunctionType const>(*this, _internal);
+			return make_shared<FunctionType>(*this, _internal);
 		case Declaration::Visibility::External:
 			return {};
 		default:
@@ -303,7 +303,7 @@ shared_ptr<FunctionType const> FunctionDefinition::functionType(bool _internal)
 			return {};
 		case Declaration::Visibility::Public:
 		case Declaration::Visibility::External:
-			return make_shared<FunctionType const>(*this, _internal);
+			return make_shared<FunctionType>(*this, _internal);
 		default:
 			solAssert(false, "visibility() should not return a Visibility");
 		}
@@ -347,6 +347,14 @@ TypePointer EventDefinition::type() const
 	return make_shared<FunctionType>(*this);
 }
 
+std::shared_ptr<FunctionType> EventDefinition::functionType(bool _internal) const
+{
+	if (_internal)
+		return make_shared<FunctionType>(*this);
+	else
+		return {};
+}
+
 EventDefinitionAnnotation& EventDefinition::annotation() const
 {
 	if (!m_annotation)
@@ -404,7 +412,7 @@ TypePointer VariableDeclaration::type() const
 	return annotation().type;
 }
 
-shared_ptr<FunctionType const> VariableDeclaration::functionType(bool _internal) const
+shared_ptr<FunctionType> VariableDeclaration::functionType(bool _internal) const
 {
 	if (_internal)
 		return {};
@@ -417,7 +425,7 @@ shared_ptr<FunctionType const> VariableDeclaration::functionType(bool _internal)
 		return {};
 	case Declaration::Visibility::Public:
 	case Declaration::Visibility::External:
-		return make_shared<FunctionType const>(*this);
+		return make_shared<FunctionType>(*this);
 	default:
 		solAssert(false, "visibility() should not return a Visibility");
 	}
diff --git a/libsolidity/ast/AST.h b/libsolidity/ast/AST.h
index 088d68dbe..2d0924089 100644
--- a/libsolidity/ast/AST.h
+++ b/libsolidity/ast/AST.h
@@ -173,7 +173,7 @@ public:
 
 	/// @param _internal false indicates external interface is concerned, true indicates internal interface is concerned.
 	/// @returns null when it is not accessible as a function.
-	virtual std::shared_ptr<FunctionType const> functionType(bool /*_internal*/) const { return {}; }
+	virtual std::shared_ptr<FunctionType> functionType(bool /*_internal*/) const { return {}; }
 
 protected:
 	virtual Visibility defaultVisibility() const { return Visibility::Public; }
@@ -587,7 +587,7 @@ public:
 
 	/// @param _internal false indicates external interface is concerned, true indicates internal interface is concerned.
 	/// @returns null when it is not accessible as a function.
-	virtual std::shared_ptr<FunctionType const> functionType(bool /*_internal*/) const override;
+	virtual std::shared_ptr<FunctionType> functionType(bool /*_internal*/) const override;
 
 	virtual FunctionDefinitionAnnotation& annotation() const override;
 
@@ -653,7 +653,7 @@ public:
 
 	/// @param _internal false indicates external interface is concerned, true indicates internal interface is concerned.
 	/// @returns null when it is not accessible as a function.
-	virtual std::shared_ptr<FunctionType const> functionType(bool /*_internal*/) const override;
+	virtual std::shared_ptr<FunctionType> functionType(bool /*_internal*/) const override;
 
 	virtual VariableDeclarationAnnotation& annotation() const override;
 
@@ -752,6 +752,7 @@ public:
 	bool isAnonymous() const { return m_anonymous; }
 
 	virtual TypePointer type() const override;
+	virtual std::shared_ptr<FunctionType> functionType(bool /*_internal*/) const override;
 
 	virtual EventDefinitionAnnotation& annotation() const override;