MismatchedTokenException.cpp
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上传日期:2007-01-06
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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/MismatchedTokenException.hpp"
- #include "antlr/String.hpp"
- ANTLR_BEGIN_NAMESPACE(antlr)
- MismatchedTokenException::MismatchedTokenException()
- : RecognitionException("Mismatched Token: expecting any AST node")
- , token(0)
- , node(nullASTptr)
- {
- fileName = "<AST>";
- }
- // Expected range / not range
- MismatchedTokenException::MismatchedTokenException(
- const ANTLR_USE_NAMESPACE(std)vector<ANTLR_USE_NAMESPACE(std)string>& tokenNames_,
- RefAST node_,
- int lower,
- int upper_,
- bool matchNot
- ) : RecognitionException("Mismatched Token")
- , token(0)
- , node(node_)
- {
- tokenNames = tokenNames_;
- if (!node) {
- tokenText = "<empty tree>";
- }
- else {
- tokenText = node->toString();
- }
- expecting = lower;
- upper = upper_;
- fileName = "<AST>";
- mismatchType = matchNot ? NOT_RANGE : RANGE;
- }
- // Expected token / not token
- MismatchedTokenException::MismatchedTokenException(
- const ANTLR_USE_NAMESPACE(std)vector<ANTLR_USE_NAMESPACE(std)string>& tokenNames_,
- RefAST node_,
- int expecting_,
- bool matchNot
- ) : RecognitionException("Mismatched Token")
- , token(0)
- , node(node_)
- {
- tokenNames = tokenNames_;
- if (!node) {
- tokenText = "<empty tree>";
- }
- else {
- tokenText = node->toString();
- }
- expecting = expecting_;
- fileName = "<AST>";
- mismatchType = matchNot ? NOT_TOKEN : TOKEN;
- }
- // Expected BitSet / not BitSet
- MismatchedTokenException::MismatchedTokenException(
- const ANTLR_USE_NAMESPACE(std)vector<ANTLR_USE_NAMESPACE(std)string>& tokenNames_,
- RefAST node_,
- BitSet set_,
- bool matchNot
- ) : RecognitionException("Mismatched Token")
- , token(0)
- , node(node_)
- , set(set_)
- {
- tokenNames = tokenNames_;
- if (!node) {
- tokenText = "<empty tree>";
- }
- else {
- tokenText = node->toString();
- }
- fileName = "<AST>";
- mismatchType = matchNot ? NOT_SET : SET;
- }
- // Expected range / not range
- MismatchedTokenException::MismatchedTokenException(
- const ANTLR_USE_NAMESPACE(std)vector<ANTLR_USE_NAMESPACE(std)string>& tokenNames_,
- RefToken token_,
- int lower,
- int upper_,
- bool matchNot,
- const ANTLR_USE_NAMESPACE(std)string& fileName_
- ) : RecognitionException("Mismatched Token")
- , token(token_)
- , node(nullASTptr)
- {
- tokenNames = tokenNames_;
- line = token->getLine();
- column = token->getColumn();
- tokenText = token->getText();
- expecting = lower;
- upper = upper_;
- fileName = fileName_;
- mismatchType = matchNot ? NOT_RANGE : RANGE;
- }
- // Expected token / not token
- MismatchedTokenException::MismatchedTokenException(
- const ANTLR_USE_NAMESPACE(std)vector<ANTLR_USE_NAMESPACE(std)string>& tokenNames_,
- RefToken token_,
- int expecting_,
- bool matchNot,
- const ANTLR_USE_NAMESPACE(std)string& fileName_
- ) : RecognitionException("Mismatched Token")
- , token(token_)
- , node(nullASTptr)
- {
- tokenNames = tokenNames_;
- line = token->getLine();
- column = token->getColumn();
- tokenText = token->getText();
- expecting = expecting_;
- fileName = fileName_;
- mismatchType = matchNot ? NOT_TOKEN : TOKEN;
- }
- // Expected BitSet / not BitSet
- MismatchedTokenException::MismatchedTokenException(
- const ANTLR_USE_NAMESPACE(std)vector<ANTLR_USE_NAMESPACE(std)string>& tokenNames_,
- RefToken token_,
- BitSet set_,
- bool matchNot,
- const ANTLR_USE_NAMESPACE(std)string& fileName_
- ) : RecognitionException("Mismatched Token")
- , token(token_)
- , node(nullASTptr)
- , set(set_)
- {
- tokenNames = tokenNames_;
- line = token->getLine();
- column = token->getColumn();
- tokenText = token->getText();
- fileName = fileName_;
- mismatchType = matchNot ? NOT_SET : SET;
- }
- // deprecated As of ANTLR 2.7.0
- ANTLR_USE_NAMESPACE(std)string MismatchedTokenException::getErrorMessage() const
- {
- return getMessage();
- }
- ANTLR_USE_NAMESPACE(std)string MismatchedTokenException::getMessage() const
- {
- ANTLR_USE_NAMESPACE(std)string s;
- switch (mismatchType) {
- case TOKEN:
- s += "expecting " + tokenName(expecting) + ", found '" + tokenText + "'";
- break;
- case NOT_TOKEN:
- s += "expecting anything but " + tokenName(expecting) + "; got it anyway";
- break;
- case RANGE:
- s += "expecting token in range: " + tokenName(expecting) + ".." + tokenName(upper) + ", found '" + tokenText + "'";
- break;
- case NOT_RANGE:
- s += "expecting token NOT in range: " + tokenName(expecting) + ".." + tokenName(upper) + ", found '" + tokenText + "'";
- break;
- case SET:
- case NOT_SET:
- {
- s += ANTLR_USE_NAMESPACE(std)string("expecting ") + (mismatchType == NOT_SET ? "NOT " : "") + "one of (";
- ANTLR_USE_NAMESPACE(std)vector<int> elems = set.toArray();
- for (int i = 0; i < (int) elems.size(); i++)
- {
- s += " ";
- s += tokenName(elems[i]);
- }
- s += "), found '" + tokenText + "'";
- }
- break;
- default:
- s = RecognitionException::getMessage();
- break;
- }
- return s;
- }
- ANTLR_USE_NAMESPACE(std)string MismatchedTokenException::tokenName(int tokenType) const
- {
- if (tokenType == Token::INVALID_TYPE) {
- return "<Set of tokens>";
- }
- else if (tokenType < 0 || tokenType >= (int) tokenNames.size()) {
- return ANTLR_USE_NAMESPACE(std)string("<") + tokenType + ">";
- }
- else {
- return tokenNames[tokenType];
- }
- }
- ANTLR_USE_NAMESPACE(std)string MismatchedTokenException::toString() const {
- if (token) {
- return getFileLineString() + getMessage();
- }
- return getMessage();
- }
- #ifndef NO_STATIC_CONSTS
- const int MismatchedTokenException::TOKEN;
- const int MismatchedTokenException::NOT_TOKEN;
- const int MismatchedTokenException::RANGE;
- const int MismatchedTokenException::NOT_RANGE;
- const int MismatchedTokenException::SET;
- const int MismatchedTokenException::NOT_SET;
- #endif
- ANTLR_END_NAMESPACE