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/**
* <b>SOFTWARE RIGHTS</b>
* <p>
* ANTLR 2.6.0 MageLang Insitute, 1998
* <p>
* We reserve no legal rights to the ANTLR--it is fully in the
* public domain. An individual or company may do whatever
* they wish with source code distributed with ANTLR or the
* code generated by ANTLR, including the incorporation of
* ANTLR, or its output, into commerical software.
* <p>
* We encourage users to develop software with ANTLR. However,
* we do ask that credit is given to us for developing
* ANTLR. By "credit", we mean that if you use ANTLR or
* incorporate any source code into one of your programs
* (commercial product, research project, or otherwise) that
* you acknowledge this fact somewhere in the documentation,
* research report, etc... If you like ANTLR and have
* developed a nice tool with the output, please mention that
* you developed it using ANTLR. In addition, we ask that the
* headers remain intact in our source code. As long as these
* guidelines are kept, we expect to continue enhancing this
* system and expect to make other tools available as they are
* completed.
* <p>
* The ANTLR gang:
* @version ANTLR 2.6.0 MageLang Insitute, 1998
* @author Terence Parr, <a href=http://www.MageLang.com>MageLang Institute</a>
* @author <br>John Lilley, <a href=http://www.Empathy.com>Empathy Software</a>
* @author <br><a href="mailto:pete@yamuna.demon.co.uk">Pete Wells</a>
*/
#include "Antlr/NoViableAltException.hpp"
NoViableAltException::NoViableAltException(RefAST t)
: ParserException("NoViableAlt")
, token(0)
, node(t)
{
}
NoViableAltException::NoViableAltException(RefToken t)
: ParserException("NoViableAlt") // line ")+t.getLine()+" token is "+t.getText())
, token(t)
, node(0)
{
line = t->getLine();
column = t->getColumn();
}
std::string NoViableAltException::getErrorMessage() const
{
if (token)
return std::string("unexpected token: ")+token->getText();
// must a tree parser error if token==null
if (!node) {
return "unexpected end of subtree";
}
return std::string("unexpected AST node: ")+node->toString();
}
std::string NoViableAltException::toString() const
{
if (token)
return std::string("line(")+std::to_string(getLine())+"), "+getErrorMessage();
else
return getErrorMessage();
}
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