mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
Fix #10155 - remove warning about free fucntion shadowing of interface function
This commit is contained in:
David Bar-On
parent
dc7cda18f0
commit
35fb4990dd
@ -123,7 +123,11 @@ bool DeclarationContainer::registerDeclaration(
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if (conflictingDeclaration(_declaration, _name))
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if (conflictingDeclaration(_declaration, _name))
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return false;
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return false;
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if (m_enclosingContainer && _declaration.isVisibleAsUnqualifiedName())
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if (
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m_enclosingContainer &&
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_declaration.isVisibleAsUnqualifiedName() &&
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!_declaration.isParentInterface()
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)
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m_homonymCandidates.emplace_back(*_name, _location ? _location : &_declaration.location());
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m_homonymCandidates.emplace_back(*_name, _location ? _location : &_declaration.location());
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}
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}
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@ -114,6 +114,9 @@ public:
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///@todo make this const-safe by providing a different way to access the annotation
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///@todo make this const-safe by providing a different way to access the annotation
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virtual ASTAnnotation& annotation() const;
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virtual ASTAnnotation& annotation() const;
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/// Whether this node is a child of Interface contract.
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virtual bool isParentInterface() const { return false; }
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///@{
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///@{
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///@name equality operators
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///@name equality operators
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/// Equality relies on the fact that nodes cannot be copied.
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/// Equality relies on the fact that nodes cannot be copied.
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@ -956,7 +959,8 @@ public:
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ASTPointer<ParameterList> const& _parameters,
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ASTPointer<ParameterList> const& _parameters,
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std::vector<ASTPointer<ModifierInvocation>> _modifiers,
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std::vector<ASTPointer<ModifierInvocation>> _modifiers,
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ASTPointer<ParameterList> const& _returnParameters,
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ASTPointer<ParameterList> const& _returnParameters,
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ASTPointer<Block> const& _body
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ASTPointer<Block> const& _body,
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bool _isParentInterface
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):
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):
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CallableDeclaration(_id, _location, _name, _nameLocation, _visibility, _parameters, _isVirtual, _overrides, _returnParameters),
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CallableDeclaration(_id, _location, _name, _nameLocation, _visibility, _parameters, _isVirtual, _overrides, _returnParameters),
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StructurallyDocumented(_documentation),
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StructurallyDocumented(_documentation),
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@ -965,7 +969,8 @@ public:
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m_free(_free),
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m_free(_free),
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m_kind(_kind),
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m_kind(_kind),
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m_functionModifiers(std::move(_modifiers)),
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m_functionModifiers(std::move(_modifiers)),
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m_body(_body)
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m_body(_body),
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m_isParentInterface(_isParentInterface)
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{
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{
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solAssert(_kind == Token::Constructor || _kind == Token::Function || _kind == Token::Fallback || _kind == Token::Receive, "");
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solAssert(_kind == Token::Constructor || _kind == Token::Function || _kind == Token::Fallback || _kind == Token::Receive, "");
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solAssert(isOrdinary() == !name().empty(), "");
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solAssert(isOrdinary() == !name().empty(), "");
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@ -1026,12 +1031,16 @@ public:
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ContractDefinition const* _searchStart = nullptr
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ContractDefinition const* _searchStart = nullptr
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) const override;
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) const override;
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/// Whether this node is a child of Interface contract.
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bool isParentInterface() const override { return m_isParentInterface; }
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private:
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private:
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StateMutability m_stateMutability;
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StateMutability m_stateMutability;
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bool m_free;
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bool m_free;
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Token const m_kind;
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Token const m_kind;
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std::vector<ASTPointer<ModifierInvocation>> m_functionModifiers;
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std::vector<ASTPointer<ModifierInvocation>> m_functionModifiers;
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ASTPointer<Block> m_body;
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ASTPointer<Block> m_body;
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bool m_isParentInterface;
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};
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};
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/**
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/**
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@ -132,16 +132,17 @@ SourceLocation ASTJsonImporter::createValueNameSourceLocation(Json::Value const&
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}
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}
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template<class T>
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template<class T>
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ASTPointer<T> ASTJsonImporter::convertJsonToASTNode(Json::Value const& _node)
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ASTPointer<T> ASTJsonImporter::convertJsonToASTNode(Json::Value const& _node, bool _isParentInterface)
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{
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{
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ASTPointer<T> ret = dynamic_pointer_cast<T>(convertJsonToASTNode(_node));
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ASTPointer<T> ret = dynamic_pointer_cast<T>(convertJsonToASTNode(_node, _isParentInterface));
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astAssert(ret, "cast of converted json-node must not be nullptr");
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astAssert(ret, "cast of converted json-node must not be nullptr");
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return ret;
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return ret;
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}
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}
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ASTPointer<ASTNode> ASTJsonImporter::convertJsonToASTNode(
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ASTPointer<ASTNode> ASTJsonImporter::convertJsonToASTNode(Json::Value const& _json)
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Json::Value const& _json,
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{
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bool _isParentInterface
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) {
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astAssert(_json["nodeType"].isString() && _json.isMember("id"), "JSON-Node needs to have 'nodeType' and 'id' fields.");
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astAssert(_json["nodeType"].isString() && _json.isMember("id"), "JSON-Node needs to have 'nodeType' and 'id' fields.");
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string nodeType = _json["nodeType"].asString();
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string nodeType = _json["nodeType"].asString();
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if (nodeType == "PragmaDirective")
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if (nodeType == "PragmaDirective")
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@ -169,7 +170,7 @@ ASTPointer<ASTNode> ASTJsonImporter::convertJsonToASTNode(Json::Value const& _js
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if (nodeType == "OverrideSpecifier")
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if (nodeType == "OverrideSpecifier")
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return createOverrideSpecifier(_json);
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return createOverrideSpecifier(_json);
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if (nodeType == "FunctionDefinition")
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if (nodeType == "FunctionDefinition")
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return createFunctionDefinition(_json);
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return createFunctionDefinition(_json, _isParentInterface);
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if (nodeType == "VariableDeclaration")
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if (nodeType == "VariableDeclaration")
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return createVariableDeclaration(_json);
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return createVariableDeclaration(_json);
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if (nodeType == "ModifierDefinition")
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if (nodeType == "ModifierDefinition")
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@ -337,9 +338,10 @@ ASTPointer<ContractDefinition> ASTJsonImporter::createContractDefinition(Json::V
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baseContracts.push_back(createInheritanceSpecifier(base));
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baseContracts.push_back(createInheritanceSpecifier(base));
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std::vector<ASTPointer<ASTNode>> subNodes;
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std::vector<ASTPointer<ASTNode>> subNodes;
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bool isInterface = (contractKind(_node) == ContractKind::Interface);
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for (auto& subnode: _node["nodes"])
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for (auto& subnode: _node["nodes"])
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subNodes.push_back(convertJsonToASTNode(subnode));
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subNodes.push_back(convertJsonToASTNode(subnode, isInterface));
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return createASTNode<ContractDefinition>(
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return createASTNode<ContractDefinition>(
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_node,
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_node,
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@ -514,8 +516,10 @@ ASTPointer<OverrideSpecifier> ASTJsonImporter::createOverrideSpecifier(Json::Val
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);
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);
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}
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}
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ASTPointer<FunctionDefinition> ASTJsonImporter::createFunctionDefinition(Json::Value const& _node)
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ASTPointer<FunctionDefinition> ASTJsonImporter::createFunctionDefinition(
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{
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Json::Value const& _node,
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bool _isParentInterface
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) {
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astAssert(_node["kind"].isString(), "Expected 'kind' to be a string!");
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astAssert(_node["kind"].isString(), "Expected 'kind' to be a string!");
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Token kind;
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Token kind;
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@ -562,7 +566,8 @@ ASTPointer<FunctionDefinition> ASTJsonImporter::createFunctionDefinition(Json::V
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createParameterList(member(_node, "parameters")),
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createParameterList(member(_node, "parameters")),
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modifiers,
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modifiers,
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createParameterList(member(_node, "returnParameters")),
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createParameterList(member(_node, "returnParameters")),
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memberAsBool(_node, "implemented") ? createBlock(member(_node, "body"), false) : nullptr
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memberAsBool(_node, "implemented") ? createBlock(member(_node, "body"), false) : nullptr,
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_isParentInterface
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);
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);
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}
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}
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@ -62,11 +62,11 @@ private:
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std::optional<std::vector<langutil::SourceLocation>> createSourceLocations(Json::Value const& _node) const;
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std::optional<std::vector<langutil::SourceLocation>> createSourceLocations(Json::Value const& _node) const;
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/// Creates an ASTNode for a given JSON-ast of unknown type
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/// Creates an ASTNode for a given JSON-ast of unknown type
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/// @returns Pointer to a new created ASTNode
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/// @returns Pointer to a new created ASTNode
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ASTPointer<ASTNode> convertJsonToASTNode(Json::Value const& _ast);
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ASTPointer<ASTNode> convertJsonToASTNode(Json::Value const& _ast, bool _isParentInterface = false);
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/// @returns a pointer to the more specific subclass of ASTNode
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/// @returns a pointer to the more specific subclass of ASTNode
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/// as indicated by the nodeType field of the json
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/// as indicated by the nodeType field of the json
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template<class T>
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template<class T>
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ASTPointer<T> convertJsonToASTNode(Json::Value const& _node);
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ASTPointer<T> convertJsonToASTNode(Json::Value const& _node, bool _isParentInterface = false);
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langutil::SourceLocation createNameSourceLocation(Json::Value const& _node);
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langutil::SourceLocation createNameSourceLocation(Json::Value const& _node);
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/// @returns source location of a mapping key name
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/// @returns source location of a mapping key name
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@ -89,7 +89,7 @@ private:
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ASTPointer<UserDefinedValueTypeDefinition> createUserDefinedValueTypeDefinition(Json::Value const& _node);
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ASTPointer<UserDefinedValueTypeDefinition> createUserDefinedValueTypeDefinition(Json::Value const& _node);
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ASTPointer<ParameterList> createParameterList(Json::Value const& _node);
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ASTPointer<ParameterList> createParameterList(Json::Value const& _node);
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ASTPointer<OverrideSpecifier> createOverrideSpecifier(Json::Value const& _node);
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ASTPointer<OverrideSpecifier> createOverrideSpecifier(Json::Value const& _node);
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ASTPointer<FunctionDefinition> createFunctionDefinition(Json::Value const& _node);
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ASTPointer<FunctionDefinition> createFunctionDefinition(Json::Value const& _node, bool _isParentInterface);
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ASTPointer<VariableDeclaration> createVariableDeclaration(Json::Value const& _node);
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ASTPointer<VariableDeclaration> createVariableDeclaration(Json::Value const& _node);
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ASTPointer<ModifierDefinition> createModifierDefinition(Json::Value const& _node);
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ASTPointer<ModifierDefinition> createModifierDefinition(Json::Value const& _node);
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ASTPointer<ModifierInvocation> createModifierInvocation(Json::Value const& _node);
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ASTPointer<ModifierInvocation> createModifierInvocation(Json::Value const& _node);
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@ -368,6 +368,7 @@ ASTPointer<ContractDefinition> Parser::parseContractDefinition()
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{
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{
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documentation = parseStructuredDocumentation();
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documentation = parseStructuredDocumentation();
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contractKind = parseContractKind();
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contractKind = parseContractKind();
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bool isInterfaceContract = (contractKind.first == ContractKind::Interface);
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tie(name, nameLocation) = expectIdentifierWithLocation();
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tie(name, nameLocation) = expectIdentifierWithLocation();
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if (m_scanner->currentToken() == Token::Is)
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if (m_scanner->currentToken() == Token::Is)
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do
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do
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@ -388,7 +389,7 @@ ASTPointer<ContractDefinition> Parser::parseContractDefinition()
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currentTokenValue == Token::Receive ||
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currentTokenValue == Token::Receive ||
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currentTokenValue == Token::Fallback
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currentTokenValue == Token::Fallback
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)
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)
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subNodes.push_back(parseFunctionDefinition());
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subNodes.push_back(parseFunctionDefinition(false, isInterfaceContract));
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else if (currentTokenValue == Token::Struct)
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else if (currentTokenValue == Token::Struct)
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subNodes.push_back(parseStructDefinition());
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subNodes.push_back(parseStructDefinition());
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else if (currentTokenValue == Token::Enum)
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else if (currentTokenValue == Token::Enum)
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@ -618,7 +619,7 @@ Parser::FunctionHeaderParserResult Parser::parseFunctionHeader(bool _isStateVari
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return result;
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return result;
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}
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}
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ASTPointer<ASTNode> Parser::parseFunctionDefinition(bool _freeFunction)
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ASTPointer<ASTNode> Parser::parseFunctionDefinition(bool _freeFunction, bool _isParentInterface)
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{
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{
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RecursionGuard recursionGuard(*this);
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RecursionGuard recursionGuard(*this);
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ASTNodeFactory nodeFactory(*this);
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ASTNodeFactory nodeFactory(*this);
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@ -688,7 +689,8 @@ ASTPointer<ASTNode> Parser::parseFunctionDefinition(bool _freeFunction)
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header.parameters,
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header.parameters,
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header.modifiers,
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header.modifiers,
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header.returnParameters,
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header.returnParameters,
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block
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block,
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_isParentInterface
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);
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);
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}
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}
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@ -100,7 +100,7 @@ private:
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ASTPointer<OverrideSpecifier> parseOverrideSpecifier();
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ASTPointer<OverrideSpecifier> parseOverrideSpecifier();
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StateMutability parseStateMutability();
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StateMutability parseStateMutability();
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FunctionHeaderParserResult parseFunctionHeader(bool _isStateVariable);
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FunctionHeaderParserResult parseFunctionHeader(bool _isStateVariable);
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ASTPointer<ASTNode> parseFunctionDefinition(bool _freeFunction = false);
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ASTPointer<ASTNode> parseFunctionDefinition(bool _freeFunction = false, bool isParentInterface = false);
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ASTPointer<StructDefinition> parseStructDefinition();
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ASTPointer<StructDefinition> parseStructDefinition();
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ASTPointer<EnumDefinition> parseEnumDefinition();
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ASTPointer<EnumDefinition> parseEnumDefinition();
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ASTPointer<UserDefinedValueTypeDefinition> parseUserDefinedValueTypeDefinition();
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ASTPointer<UserDefinedValueTypeDefinition> parseUserDefinedValueTypeDefinition();
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@ -0,0 +1 @@
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--import-ast
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@ -0,0 +1,7 @@
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Warning: Source file does not specify required compiler version!
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--> A
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Warning: This declaration shadows an existing declaration.
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--> A:1:481:
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Note: The shadowed declaration is here:
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--> A:1:335:
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@ -0,0 +1 @@
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0
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@ -0,0 +1,694 @@
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{
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"language": "SolidityAST",
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"sources": {
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"A": {
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"ast": {
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"absolutePath": "<stdin>",
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"exportedSymbols":
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{
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"C":
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[
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51
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],
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"I":
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[
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22
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],
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"f":
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[
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30
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],
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"h":
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[
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38
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]
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},
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"id": 52,
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"nodeType": "SourceUnit",
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"nodes":
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[
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{
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"abstract": false,
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"baseContracts": [],
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"canonicalName": "I",
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"contractDependencies": [],
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"contractKind": "interface",
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"fullyImplemented": false,
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"id": 22,
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"linearizedBaseContracts":
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[
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22
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],
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"name": "I",
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"nameLocation": "10:1:0",
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"nodeType": "ContractDefinition",
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"nodes":
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[
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{
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"functionSelector": "b3de648b",
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"id": 7,
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"implemented": false,
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"kind": "function",
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"modifiers": [],
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"name": "f",
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"nameLocation": "27:1:0",
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"nodeType": "FunctionDefinition",
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"parameters":
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{
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"id": 3,
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"nodeType": "ParameterList",
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"parameters":
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[
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{
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"constant": false,
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|
"id": 2,
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"mutability": "mutable",
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"name": "",
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"nameLocation": "-1:-1:-1",
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"nodeType": "VariableDeclaration",
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|
"scope": 7,
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"src": "29:4:0",
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"stateVariable": false,
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"storageLocation": "default",
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|
"typeDescriptions":
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{
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"typeIdentifier": "t_uint256",
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"typeString": "uint256"
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},
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"typeName":
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{
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|
"id": 1,
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"name": "uint",
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"nodeType": "ElementaryTypeName",
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"src": "29:4:0",
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"typeDescriptions":
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{
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"typeIdentifier": "t_uint256",
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"typeString": "uint256"
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}
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},
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"visibility": "internal"
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}
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],
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"src": "28:6:0"
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},
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"returnParameters":
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{
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"id": 6,
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"nodeType": "ParameterList",
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"parameters":
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[
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{
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"constant": false,
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|
"id": 5,
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"mutability": "mutable",
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"name": "",
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"nameLocation": "-1:-1:-1",
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"nodeType": "VariableDeclaration",
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"scope": 7,
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"src": "53:4:0",
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"stateVariable": false,
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"storageLocation": "default",
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"typeDescriptions":
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{
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"typeIdentifier": "t_uint256",
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"typeString": "uint256"
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},
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"typeName":
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{
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|
"id": 4,
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"name": "uint",
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"nodeType": "ElementaryTypeName",
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"src": "53:4:0",
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"typeDescriptions":
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{
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"typeIdentifier": "t_uint256",
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"typeString": "uint256"
|
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||||||
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|
||||||
|
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|
||||||
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|
"scope": 44,
|
||||||
|
"src": "419:4:0",
|
||||||
|
"stateVariable": false,
|
||||||
|
"storageLocation": "default",
|
||||||
|
"typeDescriptions":
|
||||||
|
{
|
||||||
|
"typeIdentifier": "t_uint256",
|
||||||
|
"typeString": "uint256"
|
||||||
|
},
|
||||||
|
"typeName":
|
||||||
|
{
|
||||||
|
"id": 39,
|
||||||
|
"name": "uint",
|
||||||
|
"nodeType": "ElementaryTypeName",
|
||||||
|
"src": "419:4:0",
|
||||||
|
"typeDescriptions":
|
||||||
|
{
|
||||||
|
"typeIdentifier": "t_uint256",
|
||||||
|
"typeString": "uint256"
|
||||||
|
}
|
||||||
|
},
|
||||||
|
"visibility": "internal"
|
||||||
|
}
|
||||||
|
],
|
||||||
|
"src": "418:6:0"
|
||||||
|
},
|
||||||
|
"returnParameters":
|
||||||
|
{
|
||||||
|
"id": 42,
|
||||||
|
"nodeType": "ParameterList",
|
||||||
|
"parameters": [],
|
||||||
|
"src": "437:0:0"
|
||||||
|
},
|
||||||
|
"scope": 51,
|
||||||
|
"src": "408:31:0",
|
||||||
|
"stateMutability": "pure",
|
||||||
|
"virtual": false,
|
||||||
|
"visibility": "public"
|
||||||
|
},
|
||||||
|
{
|
||||||
|
"body":
|
||||||
|
{
|
||||||
|
"id": 49,
|
||||||
|
"nodeType": "Block",
|
||||||
|
"src": "509:2:0",
|
||||||
|
"statements": []
|
||||||
|
},
|
||||||
|
"functionSelector": "cb97492a",
|
||||||
|
"id": 50,
|
||||||
|
"implemented": true,
|
||||||
|
"kind": "function",
|
||||||
|
"modifiers": [],
|
||||||
|
"name": "h",
|
||||||
|
"nameLocation": "489:1:0",
|
||||||
|
"nodeType": "FunctionDefinition",
|
||||||
|
"parameters":
|
||||||
|
{
|
||||||
|
"id": 47,
|
||||||
|
"nodeType": "ParameterList",
|
||||||
|
"parameters":
|
||||||
|
[
|
||||||
|
{
|
||||||
|
"constant": false,
|
||||||
|
"id": 46,
|
||||||
|
"mutability": "mutable",
|
||||||
|
"name": "",
|
||||||
|
"nameLocation": "-1:-1:-1",
|
||||||
|
"nodeType": "VariableDeclaration",
|
||||||
|
"scope": 50,
|
||||||
|
"src": "491:4:0",
|
||||||
|
"stateVariable": false,
|
||||||
|
"storageLocation": "default",
|
||||||
|
"typeDescriptions":
|
||||||
|
{
|
||||||
|
"typeIdentifier": "t_uint256",
|
||||||
|
"typeString": "uint256"
|
||||||
|
},
|
||||||
|
"typeName":
|
||||||
|
{
|
||||||
|
"id": 45,
|
||||||
|
"name": "uint",
|
||||||
|
"nodeType": "ElementaryTypeName",
|
||||||
|
"src": "491:4:0",
|
||||||
|
"typeDescriptions":
|
||||||
|
{
|
||||||
|
"typeIdentifier": "t_uint256",
|
||||||
|
"typeString": "uint256"
|
||||||
|
}
|
||||||
|
},
|
||||||
|
"visibility": "internal"
|
||||||
|
}
|
||||||
|
],
|
||||||
|
"src": "490:6:0"
|
||||||
|
},
|
||||||
|
"returnParameters":
|
||||||
|
{
|
||||||
|
"id": 48,
|
||||||
|
"nodeType": "ParameterList",
|
||||||
|
"parameters": [],
|
||||||
|
"src": "509:0:0"
|
||||||
|
},
|
||||||
|
"scope": 51,
|
||||||
|
"src": "480:31:0",
|
||||||
|
"stateMutability": "pure",
|
||||||
|
"virtual": false,
|
||||||
|
"visibility": "public"
|
||||||
|
}
|
||||||
|
],
|
||||||
|
"scope": 52,
|
||||||
|
"src": "391:146:0",
|
||||||
|
"usedErrors": [],
|
||||||
|
"usedEvents": []
|
||||||
|
}
|
||||||
|
],
|
||||||
|
"src": "0:538:0"
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
@ -0,0 +1,15 @@
|
|||||||
|
interface I {
|
||||||
|
function f(uint) external returns (uint); // Should not shadow or be shadowed
|
||||||
|
function g(uint) external returns (uint); // Should not shadow or be shadowed
|
||||||
|
function h(uint) external returns (uint); // Should not shadow or be shadowed
|
||||||
|
}
|
||||||
|
|
||||||
|
function f(uint) returns (uint) {} // Should not shadow or be shadowed
|
||||||
|
function h(uint) returns (uint) {} // Shadowed by C.h()
|
||||||
|
|
||||||
|
contract C {
|
||||||
|
function g(uint) public pure {} // Should not shadow or be shadowed
|
||||||
|
function h(uint) public pure {} // Shadows the free h()
|
||||||
|
}
|
||||||
|
// ----
|
||||||
|
// Warning 2519: (480-511): This declaration shadows an existing declaration.
|
||||||
Loading…
Reference in New Issue
Block a user