forked from jasder/antlr
rename atn sim, add error message to TestRig
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c47c07299a
commit
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@ -38,7 +38,7 @@ import java.util.ArrayList;
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import java.util.List;
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/** This is all the parsing support code essentially; most of it is error recovery stuff. */
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public abstract class Parser extends Recognizer<Token, v2ParserATNSimulator<Token>> {
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public abstract class Parser extends Recognizer<Token, ParserATNSimulator<Token>> {
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public class TraceListener implements ParseTreeListener<Token> {
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@Override
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public void enterEveryRule(ParserRuleContext<Token> ctx) {
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@ -43,7 +43,7 @@ import java.util.HashSet;
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import java.util.List;
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import java.util.Set;
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public class ParserATNPathFinder extends v2ParserATNSimulator {
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public class ParserATNPathFinder extends ParserATNSimulator {
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public ParserATNPathFinder(@Nullable Parser parser, @NotNull ATN atn) {
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super(parser, atn);
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}
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@ -225,7 +225,7 @@ import java.util.*;
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* when closure operations fall off the end of the rule that
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* holds the decision were evaluating
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*/
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public class v2ParserATNSimulator<Symbol> extends ATNSimulator {
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public class ParserATNSimulator<Symbol> extends ATNSimulator {
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public static boolean debug = false;
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public static boolean dfa_debug = false;
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public static boolean retry_debug = false;
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@ -242,11 +242,11 @@ public class v2ParserATNSimulator<Symbol> extends ATNSimulator {
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public final DFA[] decisionToDFA;
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/** Testing only! */
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public v2ParserATNSimulator(@NotNull ATN atn) {
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public ParserATNSimulator(@NotNull ATN atn) {
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this(null, atn);
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}
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public v2ParserATNSimulator(@Nullable Parser parser, @NotNull ATN atn) {
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public ParserATNSimulator(@Nullable Parser parser, @NotNull ATN atn) {
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super(atn);
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this.parser = parser;
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// ctxToDFAs = new HashMap<RuleContext, DFA[]>();
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@ -28,10 +28,8 @@
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*/
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package org.antlr.v4.runtime.dfa;
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import org.antlr.v4.runtime.Token;
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import org.antlr.v4.runtime.TokenStream;
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import org.antlr.v4.runtime.atn.*;
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import org.antlr.v4.runtime.misc.IntervalSet;
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import org.antlr.v4.runtime.misc.NotNull;
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import org.antlr.v4.runtime.misc.Nullable;
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@ -83,7 +81,7 @@ public class DFA {
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// return states;
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// }
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public List<Set<ATNState>> getATNStatesAlongPath(v2ParserATNSimulator atn,
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public List<Set<ATNState>> getATNStatesAlongPath(ParserATNSimulator atn,
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List<DFAState> dfaStates,
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TokenStream input, int start, int stop)
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{
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@ -60,8 +60,8 @@ public class TestRig {
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String encoding = null;
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if ( args.length < 2 ) {
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System.err.println("java org.antlr.v4.runtime.misc.TestRig GrammarName startRuleName" +
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" [-print] [-tokens] [-gui] [-encoding encodingname]" +
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" [-ps file.ps] [-trace] [input-filename]");
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" [-tokens] [-print] [-gui] [-ps file.ps] [-encoding encodingname] [-trace]"+
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" [input-filename]");
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return;
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}
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int i=0;
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@ -155,17 +155,22 @@ public class TestRig {
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parser.setTrace(trace);
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Method startRule = parserClass.getMethod(startRuleName, (Class[])null);
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ParserRuleContext<Token> tree = (ParserRuleContext<Token>)startRule.invoke(parser, (Object[])null);
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try {
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Method startRule = parserClass.getMethod(startRuleName, (Class[])null);
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ParserRuleContext<Token> tree = (ParserRuleContext<Token>)startRule.invoke(parser, (Object[])null);
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if ( printTree ) {
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System.out.println(tree.toStringTree(parser));
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if ( printTree ) {
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System.out.println(tree.toStringTree(parser));
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}
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if ( gui ) {
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tree.inspect(parser);
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}
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if ( psFile!=null ) {
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tree.save(parser, psFile); // Generate postscript
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}
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}
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if ( gui ) {
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tree.inspect(parser);
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}
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if ( psFile!=null ) {
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tree.save(parser, psFile); // Generate postscript
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catch (NoSuchMethodException nsme) {
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System.err.println("No method for rule "+startRuleName+" or it has arguments");
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}
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}
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finally {
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@ -33,14 +33,10 @@ import org.antlr.v4.Tool;
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import org.antlr.v4.runtime.*;
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import org.antlr.v4.runtime.atn.*;
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import org.antlr.v4.runtime.dfa.DFA;
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import org.antlr.v4.runtime.misc.IntervalSet;
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import org.antlr.v4.runtime.misc.NotNull;
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import org.antlr.v4.runtime.misc.Nullable;
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import org.antlr.v4.tool.Grammar;
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import java.util.HashSet;
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import java.util.Set;
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public class ParserInterpreter {
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class DummyParser extends Parser {
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public Grammar g;
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@ -61,7 +57,7 @@ public class ParserInterpreter {
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}
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protected Grammar g;
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protected v2ParserATNSimulator<Token> atnSimulator;
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protected ParserATNSimulator<Token> atnSimulator;
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protected TokenStream input;
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public ParserInterpreter(@NotNull Grammar g) {
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@ -71,7 +67,7 @@ public class ParserInterpreter {
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public ParserInterpreter(@NotNull Grammar g, @NotNull TokenStream input) {
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Tool antlr = new Tool();
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antlr.process(g,false);
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atnSimulator = new v2ParserATNSimulator<Token>(new DummyParser(g, input), g.atn);
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atnSimulator = new ParserATNSimulator<Token>(new DummyParser(g, input), g.atn);
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}
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public int predictATN(@NotNull DFA dfa, @NotNull SymbolStream<Token> input,
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@ -104,7 +100,7 @@ public class ParserInterpreter {
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}
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}
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public v2ParserATNSimulator<Token> getATNSimulator() {
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public ParserATNSimulator<Token> getATNSimulator() {
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return atnSimulator;
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}
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@ -3,7 +3,7 @@ package org.antlr.v4.test;
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import org.antlr.v4.automata.ATNSerializer;
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import org.antlr.v4.misc.Utils;
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import org.antlr.v4.runtime.atn.ATN;
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import org.antlr.v4.runtime.atn.v2ParserATNSimulator;
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import org.antlr.v4.runtime.atn.ParserATNSimulator;
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import org.antlr.v4.tool.Grammar;
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import org.antlr.v4.tool.LexerGrammar;
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import org.junit.Test;
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@ -147,7 +147,7 @@ public class TestATNDeserialization extends BaseTest {
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ATN atn = createATN(g);
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char[] data = Utils.toCharArray(ATNSerializer.getSerialized(g, atn));
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String atnData = ATNSerializer.getDecoded(g, atn);
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ATN atn2 = v2ParserATNSimulator.deserialize(data);
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ATN atn2 = ParserATNSimulator.deserialize(data);
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String atn2Data = ATNSerializer.getDecoded(g, atn2);
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assertEquals(atnData, atn2Data);
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@ -541,7 +541,7 @@ public class TestATNParserPrediction extends BaseTest {
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// System.out.println(dot.getDOT(atn.ruleToStartState.get(g.getRule("b"))));
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// System.out.println(dot.getDOT(atn.ruleToStartState.get(g.getRule("e"))));
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v2ParserATNSimulator interp = new v2ParserATNSimulator(atn);
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ParserATNSimulator interp = new ParserATNSimulator(atn);
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List<Integer> types = getTokenTypesViaATN(inputString, lexInterp);
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System.out.println(types);
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TokenStream input = new IntTokenStream(types);
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