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Viewing changes to lib/antlr/src/LLkParser.cpp

  • Committer: Bazaar Package Importer
  • Author(s): Jeremy Lainé
  • Date: 2010-05-05 07:21:55 UTC
  • mfrom: (1.2.3 upstream) (5.1.2 squeeze)
  • Revision ID: james.westby@ubuntu.com-20100505072155-h78lx19pu04sbhtn
Tags: 4:4.0.0-2
http://bugs.debian.org/579947
http://bugs.debian.org/481832
http://bugs.debian.org/562410
http://bugs.debian.org/546961
* Upload to unstable (Closes: #579947, #481832).
* Acknowledge obsolete NMU fixes (Closes: #562410, #546961).

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lib/antlr/src/LLkParser.cpp
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/* ANTLR Translator Generator
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 * Project led by Terence Parr at http://www.jGuru.com
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 * Software rights: http://www.antlr.org/license.html
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 *
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 * $Id: LLkParser.cpp 626096 2007-01-22 06:35:06Z okellogg $
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 */
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#include "antlr/LLkParser.hpp"
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#include <iostream>
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#ifdef ANTLR_CXX_SUPPORTS_NAMESPACE
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namespace antlr {
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#endif
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ANTLR_USING_NAMESPACE(std)
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/**An LL(k) parser.
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 *
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 * @see antlr.Token
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 * @see antlr.TokenBuffer
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 * @see antlr.LL1Parser
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 */
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//      LLkParser(int k_);
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LLkParser::LLkParser(const ParserSharedInputState& state, int k_)
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: Parser(state), k(k_)
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{
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}
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LLkParser::LLkParser(TokenBuffer& tokenBuf, int k_)
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: Parser(tokenBuf), k(k_)
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{
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}
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LLkParser::LLkParser(TokenStream& lexer, int k_)
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: Parser(new TokenBuffer(lexer)), k(k_)
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{
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}
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void LLkParser::trace(const char* ee, const char* rname)
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{
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        traceIndent();
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        cout << ee << rname << ((inputState->guessing>0)?"; [guessing]":"; ");
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        for (int i = 1; i <= k; i++)
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        {
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                if (i != 1) {
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                        cout << ", ";
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                }
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                cout << "LA(" << i << ")==";
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                string temp;
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                try {
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                        temp = LT(i)->getText().c_str();
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                }
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                catch( ANTLRException& ae )
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                {
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                        temp = "[error: ";
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                        temp += ae.toString();
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                        temp += ']';
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                }
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                cout << temp;
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        }
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        cout << endl;
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}
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void LLkParser::traceIn(const char* rname)
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{
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        traceDepth++;
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        trace("> ",rname);
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}
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void LLkParser::traceOut(const char* rname)
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{
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        trace("< ",rname);
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        traceDepth--;
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}
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#ifdef ANTLR_CXX_SUPPORTS_NAMESPACE
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}
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#endif