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virtual modifiers (in Abstract contracts) allow empty bodies

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hrkrshnn
2020-04-23 17:26:59 +05:30
parent 0c5aa36e46
commit e2e32d372f
18 changed files with 87 additions and 67 deletions
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libsolidity/ast/AST.h
+5 -4
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@@ -969,7 +969,7 @@ private:
/**
* Definition of a function modifier.
*/
class ModifierDefinition: public CallableDeclaration, public StructurallyDocumented
class ModifierDefinition: public CallableDeclaration, public StructurallyDocumented, public ImplementationOptional
{
public:
ModifierDefinition(
@@ -980,18 +980,19 @@ public:
ASTPointer<ParameterList> const& _parameters,
bool _isVirtual,
ASTPointer<OverrideSpecifier> const& _overrides,
ASTPointer<Block> _body
ASTPointer<Block> const& _body
):
CallableDeclaration(_id, _location, _name, Visibility::Internal, _parameters, _isVirtual, _overrides),
StructurallyDocumented(_documentation),
m_body(std::move(_body))
ImplementationOptional(_body != nullptr),
m_body(_body)
{
}
void accept(ASTVisitor& _visitor) override;
void accept(ASTConstVisitor& _visitor) const override;
Block const& body() const { return *m_body; }
Block const& body() const { solAssert(m_body, ""); return *m_body; }
TypePointer type() const override;