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ast: add Declaration::functionType()

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This commit is contained in:
Yoichi Hirai
2017-01-11 19:55:50 +01:00
parent e254a59bd2
commit eda147f47b
3 changed files with 80 additions and 14 deletions
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libsolidity/ast/AST.cpp
+61
View File
@@ -274,6 +274,45 @@ TypeDeclarationAnnotation& EnumDefinition::annotation() const
return static_cast<TypeDeclarationAnnotation&>(*m_annotation);
}
shared_ptr<FunctionType const> FunctionDefinition::functionType(bool _internal) const
{
if (_internal)
{
switch (visibility())
{
case Declaration::Visibility::Default:
solAssert(false, "visibility() should not return Default");
case Declaration::Visibility::Private:
case Declaration::Visibility::Internal:
case Declaration::Visibility::Public:
return make_shared<FunctionType const>(*this, _internal);
case Declaration::Visibility::External:
return {};
default:
solAssert(false, "visibility() should not return a Visibility");
}
}
else
{
switch (visibility())
{
case Declaration::Visibility::Default:
solAssert(false, "visibility() should not return Default");
case Declaration::Visibility::Private:
case Declaration::Visibility::Internal:
return {};
case Declaration::Visibility::Public:
case Declaration::Visibility::External:
return make_shared<FunctionType const>(*this, _internal);
default:
solAssert(false, "visibility() should not return a Visibility");
}
}
// To make the compiler happy
return {};
}
TypePointer FunctionDefinition::type() const
{
return make_shared<FunctionType>(*this);
@@ -365,6 +404,28 @@ TypePointer VariableDeclaration::type() const
return annotation().type;
}
shared_ptr<FunctionType const> VariableDeclaration::functionType(bool _internal) const
{
if (_internal)
return {};
switch (visibility())
{
case Declaration::Visibility::Default:
solAssert(false, "visibility() should not return Default");
case Declaration::Visibility::Private:
case Declaration::Visibility::Internal:
return {};
case Declaration::Visibility::Public:
case Declaration::Visibility::External:
return make_shared<FunctionType const>(*this);
default:
solAssert(false, "visibility() should not return a Visibility");
}
// To make the compiler happy
return {};
}
VariableDeclarationAnnotation& VariableDeclaration::annotation() const
{
if (!m_annotation)
libsolidity/ast/AST.h
+12
View File
@@ -171,6 +171,10 @@ public:
/// This can only be called once types of variable declarations have already been resolved.
virtual TypePointer type() const = 0;
/// @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 {}; }
protected:
virtual Visibility defaultVisibility() const { return Visibility::Public; }
@@ -581,6 +585,10 @@ public:
virtual TypePointer type() const override;
/// @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 FunctionDefinitionAnnotation& annotation() const override;
private:
@@ -643,6 +651,10 @@ public:
virtual TypePointer type() const override;
/// @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 VariableDeclarationAnnotation& annotation() const override;
protected: