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added short string function to debug utils

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This commit is contained in:
overflowerror 2021-11-30 20:54:53 +01:00
parent 967f491402
commit 5f136cf262
2 changed files with 77 additions and 25 deletions
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4
org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/parser/antlr/hoisting/HoistingProcessor.java
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@ -49,6 +49,7 @@ import org.eclipse.xtext.xtext.generator.parser.antlr.hoisting.guards.TokenGuard
import org.eclipse.xtext.xtext.generator.parser.antlr.hoisting.guards.TokenSequenceGuard;
import org.eclipse.xtext.xtext.generator.parser.antlr.hoisting.pathAnalysis.TokenAnalysis;
import org.eclipse.xtext.xtext.generator.parser.antlr.hoisting.token.Token;
import static org.eclipse.xtext.xtext.generator.parser.antlr.hoisting.utils.DebugUtils.*;
import org.eclipse.xtext.xtext.generator.parser.antlr.hoisting.utils.StreamUtils;
/**
@ -304,6 +305,7 @@ public class HoistingProcessor {
}
public HoistingGuard findHoistingGuard(AbstractElement element) {
log.info("hoisting guard of: \n" + abstractElementToString(element));
return findGuardForElement(element, containingParserRule(element));
}
@ -332,7 +334,7 @@ public class HoistingProcessor {
}
private HoistingGuard findGuardForElementWithTrivialCardinality(AbstractElement element, AbstractRule currentRule) {
log.info("finding guard for element: " + element.toString());
log.info(currentRule.getName() + ": " + abstractElementToShortString(element));
if (element instanceof Alternatives) {
return findGuardForAlternatives((Alternatives) element, currentRule);

98
org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/parser/antlr/hoisting/utils/DebugUtils.java
View file

@ -37,21 +37,16 @@ public class DebugUtils {
private static void abstractElementToString(AbstractElement element, StringBuilder builder, int indentation, List<String> calledRules) {
String indentationString = Strings.repeat(" ", indentation);
builder.append(indentationString);
if (element == null) {
builder.append(indentationString).append("null");
builder.append("null");
return;
}
new XtextSwitch<Boolean>(){
@Override
public Boolean caseKeyword(Keyword object) {
builder.append(indentationString);
builder.append("Keyword (").append(object.getValue()).append(")");
return true;
};
@Override
public Boolean caseGroup(Group object) {
builder.append(indentationString);
builder.append("Group (\n");
object.getElements().forEach(e -> {
abstractElementToString(e, builder, indentation + 1, calledRules);
@ -62,7 +57,6 @@ public class DebugUtils {
};
@Override
public Boolean caseAlternatives(Alternatives object) {
builder.append(indentationString);
builder.append("Alternatives (\n");
object.getElements().forEach(e -> {
abstractElementToString(e, builder, indentation + 1, calledRules);
@ -74,9 +68,8 @@ public class DebugUtils {
@Override
public Boolean caseRuleCall(RuleCall object) {
AbstractRule rule = object.getRule();
if (rule instanceof ParserRule) {
builder.append(indentationString);
builder.append("ParserRule ").append(rule.getName()).append(" (\n");
if (rule instanceof ParserRule) {
builder.append("ParserRule (").append(rule.getName()).append(", \n");
if (calledRules.contains(rule.getName())) {
builder.append(indentationString).append(" [recursive]\n");
} else {
@ -87,35 +80,93 @@ public class DebugUtils {
builder.append(indentationString);
builder.append(")");
} else {
builder.append(indentationString);
builder.append(rule.eClass().getName()).append(" ").append(rule.getName());
builder.append(rule.eClass().getName()).append(" (").append(rule.getName()).append(")");
}
return true;
};
@Override
public Boolean caseAssignment(Assignment object) {
builder.append("Assignment (");
builder.append(object.getFeature());
builder.append(",\n");
abstractElementToString(object.getTerminal(), builder, indentation + 1, calledRules);
builder.append(indentationString);
builder.append(")");
return true;
};
@Override
public Boolean defaultCase(EObject object) {
abstractElementToShortString((AbstractElement) object, builder);
return false;
};
}.doSwitch(element);
builder.append("\n");
}
public static String abstractElementToString(AbstractElement element) {
StringBuilder builder = new StringBuilder();
abstractElementToString(element, builder, 0, Arrays.asList(GrammarUtil.containingRule(element).getName()));
return builder.toString();
}
private static void abstractElementToShortString(AbstractElement element, StringBuilder builder) {
if (element == null) {
builder.append("null");
return;
}
new XtextSwitch<Boolean>(){
@Override
public Boolean caseKeyword(Keyword object) {
builder.append("Keyword (").append(object.getValue()).append(")");
return true;
};
@Override
public Boolean caseGroup(Group object) {
builder.append("Group (");
builder.append(object.getElements().size());
builder.append(")");
return true;
};
@Override
public Boolean caseAlternatives(Alternatives object) {
builder.append("Alternatives (");
builder.append(object.getElements().size());
builder.append(")");
return true;
};
@Override
public Boolean caseRuleCall(RuleCall object) {
AbstractRule rule = object.getRule();
if (rule instanceof ParserRule) {
builder.append("ParserRule (").append(rule.getName()).append(")");
} else {
builder.append(rule.eClass().getName()).append(" (").append(rule.getName()).append(")");
}
return true;
};
@Override
public Boolean caseJavaAction(JavaAction object) {
builder.append(indentationString);
builder.append("JavaAction (").append(object.getCode().getSource()).append(")");
return true;
};
@Override
public Boolean caseGatedSemanticPredicate(GatedSemanticPredicate object) {
builder.append(indentationString);
builder.append("GatedSemanticPredicate (").append(object.getCode().getSource()).append(")");
return true;
};
@Override
public Boolean caseDisambiguatingSemanticPredicate(DisambiguatingSemanticPredicate object) {
builder.append(indentationString);
builder.append("DisambiguatingSemanticPredicate (").append(object.getCode().getSource()).append(")");
return true;
};
@Override
public Boolean caseAssignment(Assignment object) {
builder.append(indentationString);
builder.append("Assignment (\n");
abstractElementToString(object.getTerminal(), builder, indentation + 1, calledRules);
builder.append(indentationString);
builder.append("Assignment (");
builder.append(object.getFeature());
builder.append(")");
return true;
};
@ -127,12 +178,11 @@ public class DebugUtils {
}.doSwitch(element);
builder.append(Objects.toString(element.getCardinality(), ""));
builder.append("\n");
}
public static String abstractElementToString(AbstractElement element) {
public static String abstractElementToShortString(AbstractElement element) {
StringBuilder builder = new StringBuilder();
abstractElementToString(element, builder, 0, Arrays.asList(GrammarUtil.containingRule(element).getName()));
abstractElementToShortString(element, builder);
return builder.toString();
}
}