Pull out common code to a helper

This commit is contained in:
Alex Beregszaszi 2017-05-26 21:02:24 +01:00
parent 48f58aa3f9
commit 751c97ca19
2 changed files with 15 additions and 24 deletions

View File

@ -1437,26 +1437,27 @@ ASTPointer<ParameterList> Parser::createEmptyParameterList()
return nodeFactory.createNode<ParameterList>(vector<ASTPointer<VariableDeclaration>>());
}
string Parser::currentTokenName()
{
Token::Value token = m_scanner->currentToken();
if (Token::isElementaryTypeName(token)) //for the sake of accuracy in reporting
{
ElementaryTypeNameToken elemTypeName = m_scanner->currentElementaryTypeNameToken();
return elemTypeName.toString();
}
else
return Token::name(token);
}
Token::Value Parser::expectAssignmentOperator()
{
Token::Value op = m_scanner->currentToken();
if (!Token::isAssignmentOp(op))
{
string tokenName;
if (Token::isElementaryTypeName(op)) //for the sake of accuracy in reporting
{
ElementaryTypeNameToken elemTypeName = m_scanner->currentElementaryTypeNameToken();
tokenName = elemTypeName.toString();
}
else
tokenName = Token::name(m_scanner->currentToken());
fatalParserError(
string("Expected assignment operator, got '") +
tokenName +
currentTokenName() +
string("'")
);
}
m_scanner->next();
return op;
}
@ -1465,22 +1466,11 @@ ASTPointer<ASTString> Parser::expectIdentifierToken()
{
Token::Value id = m_scanner->currentToken();
if (id != Token::Identifier)
{
string tokenName;
if (Token::isElementaryTypeName(id)) //for the sake of accuracy in reporting
{
ElementaryTypeNameToken elemTypeName = m_scanner->currentElementaryTypeNameToken();
tokenName = elemTypeName.toString();
}
else
tokenName = Token::name(id);
fatalParserError(
string("Expected identifier, got '") +
tokenName +
currentTokenName() +
string("'")
);
}
return getLiteralAndAdvance();
}

View File

@ -155,6 +155,7 @@ private:
std::vector<std::pair<ASTPointer<Expression>, SourceLocation>> const& _indices
);
std::string currentTokenName();
Token::Value expectAssignmentOperator();
ASTPointer<ASTString> expectIdentifierToken();
ASTPointer<ASTString> getLiteralAndAdvance();