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Factor out tokenToContractKind

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This commit is contained in:
Alex Beregszaszi 2017-02-15 11:40:29 +00:00
parent 3f1468142b
commit f8da9a8fd5
2 changed files with 19 additions and 16 deletions
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34
libsolidity/parsing/Parser.cpp
View File

@ -194,6 +194,23 @@ ASTPointer<ImportDirective> Parser::parseImportDirective()
return nodeFactory.createNode<ImportDirective>(path, unitAlias, move(symbolAliases));
}
ContractDefinition::ContractKind Parser::tokenToContractKind(Token::Value _token)
{
switch(_token)
{
case Token::Interface:
return ContractDefinition::ContractKind::Interface;
case Token::Contract:
return ContractDefinition::ContractKind::Contract;
case Token::Library:
return ContractDefinition::ContractKind::Library;
default:
fatalParserError("Unsupported contract type.");
}
// FIXME: fatalParserError is not considered as throwing here
return ContractDefinition::ContractKind::Contract;
}
ASTPointer<ContractDefinition> Parser::parseContractDefinition(Token::Value _expectedKind)
{
ASTNodeFactory nodeFactory(*this);
@ -201,21 +218,6 @@ ASTPointer<ContractDefinition> Parser::parseContractDefinition(Token::Value _exp
if (m_scanner->currentCommentLiteral() != "")
docString = make_shared<ASTString>(m_scanner->currentCommentLiteral());
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)
@ -268,7 +270,7 @@ ASTPointer<ContractDefinition> Parser::parseContractDefinition(Token::Value _exp
docString,
baseContracts,
subNodes,
contractKind
tokenToContractKind(_expectedKind)
);
}

1
libsolidity/parsing/Parser.h
View File

@ -69,6 +69,7 @@ private:
///@name Parsing functions for the AST nodes
ASTPointer<PragmaDirective> parsePragmaDirective();
ASTPointer<ImportDirective> parseImportDirective();
ContractDefinition::ContractKind tokenToContractKind(Token::Value _token);
ASTPointer<ContractDefinition> parseContractDefinition(Token::Value _expectedKind);
ASTPointer<InheritanceSpecifier> parseInheritanceSpecifier();
Declaration::Visibility parseVisibilitySpecifier(Token::Value _token);