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| author | Alex Beregszaszi <alex@rtfs.hu> | 2017-02-08 06:12:38 +0800 |
|---|---|---|
| committer | Alex Beregszaszi <alex@rtfs.hu> | 2017-03-18 00:27:04 +0800 |
| commit | 54230d2d5d15638fdf7c3893ee436fd8bc380e8c (patch) | |
| tree | 76f6ba3de062954c65e2effcaf6b458433cf12ad | |
| parent | 6d4628ace4082a4318dc61fff49e8d193eea36e9 (diff) | |
| download | dexon-solidity-54230d2d5d15638fdf7c3893ee436fd8bc380e8c.tar.gz dexon-solidity-54230d2d5d15638fdf7c3893ee436fd8bc380e8c.tar.zst dexon-solidity-54230d2d5d15638fdf7c3893ee436fd8bc380e8c.zip | |
Support interface (contract) keyword in the parser
| -rw-r--r-- | libsolidity/parsing/Parser.cpp | 24 | ||||
| -rw-r--r-- | libsolidity/parsing/Parser.h | 2 | ||||
| -rw-r--r-- | libsolidity/parsing/Token.h | 2 |
3 files changed, 22 insertions, 6 deletions
diff --git a/libsolidity/parsing/Parser.cpp b/libsolidity/parsing/Parser.cpp index acd87d55..4cf6f0a6 100644 --- a/libsolidity/parsing/Parser.cpp +++ b/libsolidity/parsing/Parser.cpp @@ -82,9 +82,10 @@ ASTPointer<SourceUnit> Parser::parse(shared_ptr<Scanner> const& _scanner) case Token::Import: nodes.push_back(parseImportDirective()); break; + case Token::Interface: case Token::Contract: case Token::Library: - nodes.push_back(parseContractDefinition(token == Token::Library)); + nodes.push_back(parseContractDefinition(token)); break; default: fatalParserError(string("Expected import directive or contract definition.")); @@ -193,13 +194,28 @@ ASTPointer<ImportDirective> Parser::parseImportDirective() return nodeFactory.createNode<ImportDirective>(path, unitAlias, move(symbolAliases)); } -ASTPointer<ContractDefinition> Parser::parseContractDefinition(bool _isLibrary) +ASTPointer<ContractDefinition> Parser::parseContractDefinition(Token::Value _expectedKind) { ASTNodeFactory nodeFactory(*this); ASTPointer<ASTString> docString; if (m_scanner->currentCommentLiteral() != "") docString = make_shared<ASTString>(m_scanner->currentCommentLiteral()); - expectToken(_isLibrary ? Token::Library : Token::Contract); + expectToken(_expectedKind); + ContractDefinition::ContractKind contractKind; + switch(_expectedKind) + { + case Token::Interface: + contractKind = ContractDefinition::ContractKind::Interface; + break; + case Token::Contract: + contractKind = ContractDefinition::ContractKind::Contract; + break; + case Token::Library: + contractKind = ContractDefinition::ContractKind::Library; + break; + default: + fatalParserError("Unsupported contract type."); + } ASTPointer<ASTString> name = expectIdentifierToken(); vector<ASTPointer<InheritanceSpecifier>> baseContracts; if (m_scanner->currentToken() == Token::Is) @@ -252,7 +268,7 @@ ASTPointer<ContractDefinition> Parser::parseContractDefinition(bool _isLibrary) docString, baseContracts, subNodes, - _isLibrary ? ContractDefinition::ContractKind::Library : ContractDefinition::ContractKind::Contract + contractKind ); } diff --git a/libsolidity/parsing/Parser.h b/libsolidity/parsing/Parser.h index 79d1d1d4..bf972c65 100644 --- a/libsolidity/parsing/Parser.h +++ b/libsolidity/parsing/Parser.h @@ -69,7 +69,7 @@ private: ///@name Parsing functions for the AST nodes ASTPointer<PragmaDirective> parsePragmaDirective(); ASTPointer<ImportDirective> parseImportDirective(); - ASTPointer<ContractDefinition> parseContractDefinition(bool _isLibrary); + ASTPointer<ContractDefinition> parseContractDefinition(Token::Value _expectedKind); ASTPointer<InheritanceSpecifier> parseInheritanceSpecifier(); Declaration::Visibility parseVisibilitySpecifier(Token::Value _token); FunctionHeaderParserResult parseFunctionHeader(bool _forceEmptyName, bool _allowModifiers); diff --git a/libsolidity/parsing/Token.h b/libsolidity/parsing/Token.h index c6d050bb..9a557ebd 100644 --- a/libsolidity/parsing/Token.h +++ b/libsolidity/parsing/Token.h @@ -157,6 +157,7 @@ namespace solidity K(Hex, "hex", 0) \ K(If, "if", 0) \ K(Indexed, "indexed", 0) \ + K(Interface, "interface", 0) \ K(Internal, "internal", 0) \ K(Import, "import", 0) \ K(Is, "is", 0) \ @@ -225,7 +226,6 @@ namespace solidity K(Final, "final", 0) \ K(In, "in", 0) \ K(Inline, "inline", 0) \ - K(Interface, "interface", 0) \ K(Let, "let", 0) \ K(Match, "match", 0) \ K(NullLiteral, "null", 0) \ |