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Diffstat (limited to 'poxml/antlr/src/NoViableAltException.cpp')
| -rw-r--r-- | poxml/antlr/src/NoViableAltException.cpp | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/poxml/antlr/src/NoViableAltException.cpp b/poxml/antlr/src/NoViableAltException.cpp new file mode 100644 index 00000000..433f4325 --- /dev/null +++ b/poxml/antlr/src/NoViableAltException.cpp @@ -0,0 +1,82 @@ +/** + * <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" +#include "antlr/String.hpp" + +ANTLR_BEGIN_NAMESPACE(antlr) + +NoViableAltException::NoViableAltException(RefAST t) +: RecognitionException("NoViableAlt") +, token(0) +, node(t) +{ + fileName = "<AST>"; +} + +NoViableAltException::NoViableAltException(RefToken t,const ANTLR_USE_NAMESPACE(std)string& fileName_) +: RecognitionException("NoViableAlt") // line ")+t.getLine()+" token is "+t.getText()) +, token(t) +, node(nullASTptr) +{ + line = t->getLine(); + column = t->getColumn(); + fileName = fileName_; +} + +ANTLR_USE_NAMESPACE(std)string NoViableAltException::getErrorMessage() const +{ + return getMessage(); +} + +ANTLR_USE_NAMESPACE(std)string NoViableAltException::getMessage() const +{ + if (token) + return ANTLR_USE_NAMESPACE(std)string("unexpected token: ")+token->getText(); + + // must a tree parser error if token==null + if (!node) { + return "unexpected end of subtree"; + } + return ANTLR_USE_NAMESPACE(std)string("unexpected AST node: ")+node->toString(); +} + +ANTLR_USE_NAMESPACE(std)string NoViableAltException::toString() const +{ + if (token) + return getFileLineString()+getMessage(); + else + return getMessage(); +} + +ANTLR_END_NAMESPACE + |