Remove TypePattern and replace it with FormalParameter
This commit is contained in:
parent
011b272af6
commit
bffc7f9f1c
@ -469,14 +469,14 @@ public class StatementGenerator {
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};
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};
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}
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}
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private TypePattern convert(PrimaryPatternContext pPattern) {
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private FormalParameter convert(PrimaryPatternContext pPattern) {
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switch (pPattern) {
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switch (pPattern) {
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case TPatternContext tPattern:
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case TPatternContext tPattern:
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TypePatternContext typePattern = tPattern.typePattern();
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TypePatternContext typePattern = tPattern.typePattern();
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var text = typePattern.identifier().getText();
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var text = typePattern.identifier().getText();
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var type = TypeGenerator.convert(typePattern.typeType(), reg, generics);
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var type = TypeGenerator.convert(typePattern.typeType(), reg, generics);
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localVars.put(text, type);
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localVars.put(text, type);
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return new TypePattern(text, type, typePattern.getStart());
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return new FormalParameter(text, type, typePattern.getStart());
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case RPatternContext rPattern:
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case RPatternContext rPattern:
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RecordPatternContext recordPattern = rPattern.recordPattern();
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RecordPatternContext recordPattern = rPattern.recordPattern();
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return convert(recordPattern);
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return convert(recordPattern);
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@ -488,9 +488,7 @@ public class StatementGenerator {
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private RecordPattern convert(RecordPatternContext recordPatternCtx) {
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private RecordPattern convert(RecordPatternContext recordPatternCtx) {
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List<PatternContext> subPatternCtx = recordPatternCtx.recordStructurePattern().recordComponentPatternList().pattern();
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List<PatternContext> subPatternCtx = recordPatternCtx.recordStructurePattern().recordComponentPatternList().pattern();
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List<TypePattern> subPattern = subPatternCtx.stream().map((patternCtx) -> {
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List<Pattern> subPattern = subPatternCtx.stream().map(this::convert).collect(Collectors.toList());
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return (TypePattern) convert(patternCtx);
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}).collect(Collectors.toList());
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IdentifierContext identifierCtx = recordPatternCtx.identifier();
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IdentifierContext identifierCtx = recordPatternCtx.identifier();
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var text = (identifierCtx != null) ? identifierCtx.getText() : null;
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var text = (identifierCtx != null) ? identifierCtx.getText() : null;
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var type = TypeGenerator.convert(recordPatternCtx.typeType(), reg, generics);
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var type = TypeGenerator.convert(recordPatternCtx.typeType(), reg, generics);
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@ -888,7 +886,7 @@ public class StatementGenerator {
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String localVarName = typePatternCtx.identifier().getText();
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String localVarName = typePatternCtx.identifier().getText();
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RefTypeOrTPHOrWildcardOrGeneric localVarType = TypeGenerator.convert(typePatternCtx.typeType(), reg, generics);
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RefTypeOrTPHOrWildcardOrGeneric localVarType = TypeGenerator.convert(typePatternCtx.typeType(), reg, generics);
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localVars.put(localVarName, localVarType);
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localVars.put(localVarName, localVarType);
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return new InstanceOf(left, new TypePattern(localVarName, localVarType, typePatternCtx.getStart()), offset);
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return new InstanceOf(left, new FormalParameter(localVarName, localVarType, typePatternCtx.getStart()), offset);
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default:
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default:
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throw new NotImplementedException();
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throw new NotImplementedException();
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}
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}
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@ -31,8 +31,6 @@ public interface ASTVisitor extends StatementVisitor{
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void visit(ExtendsWildcardType extendsWildcardType);
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void visit(ExtendsWildcardType extendsWildcardType);
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void visit(GenericRefType genericRefType);
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void visit(GenericRefType genericRefType);
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void visit(TypePattern aPattern);
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void visit(ExpressionPattern aPattern);
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void visit(ExpressionPattern aPattern);
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@ -304,11 +304,6 @@ public abstract class AbstractASTWalker implements ASTVisitor {
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aYield.accept(this);
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aYield.accept(this);
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}
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}
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@Override
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public void visit(TypePattern aPattern) {
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}
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@Override
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@Override
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public void visit(ExpressionPattern aPattern) {
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public void visit(ExpressionPattern aPattern) {
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@ -6,9 +6,9 @@ import org.antlr.v4.runtime.Token;
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public class GuardedPattern extends Pattern {
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public class GuardedPattern extends Pattern {
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private final Expression condition;
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private final Expression condition;
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private final TypePattern nested;
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private final Pattern nested;
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public GuardedPattern(Expression condition, TypePattern nested, Token offset) {
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public GuardedPattern(Expression condition, Pattern nested, Token offset) {
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super(nested.getType(), offset);
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super(nested.getType(), offset);
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this.condition = condition;
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this.condition = condition;
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this.nested = nested;
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this.nested = nested;
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@ -18,7 +18,7 @@ public class GuardedPattern extends Pattern {
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return condition;
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return condition;
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}
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}
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public TypePattern getNestedPattern() {
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public Pattern getNestedPattern() {
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return nested;
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return nested;
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}
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}
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@ -7,24 +7,24 @@ import org.antlr.v4.runtime.Token;
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import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
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import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
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public class RecordPattern extends TypePattern {
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public class RecordPattern extends FormalParameter {
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private List<TypePattern> subPattern = new ArrayList<>();
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private List<Pattern> subPattern = new ArrayList<>();
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public RecordPattern(String name, RefTypeOrTPHOrWildcardOrGeneric type, Token offset) {
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public RecordPattern(String name, RefTypeOrTPHOrWildcardOrGeneric type, Token offset) {
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super(name, type, offset);
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super(name, type, offset);
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}
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}
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public RecordPattern(List<TypePattern> subPattern, String name, RefTypeOrTPHOrWildcardOrGeneric type, Token offset) {
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public RecordPattern(List<Pattern> subPattern, String name, RefTypeOrTPHOrWildcardOrGeneric type, Token offset) {
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super(name, type, offset);
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super(name, type, offset);
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this.subPattern = subPattern;
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this.subPattern = subPattern;
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}
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}
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public List<TypePattern> getSubPattern() {
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public List<Pattern> getSubPattern() {
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return this.subPattern;
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return this.subPattern;
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}
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}
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public void addSubPattern(TypePattern newPattern) {
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public void addSubPattern(Pattern newPattern) {
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this.subPattern.add(newPattern);
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this.subPattern.add(newPattern);
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}
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}
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@ -1,26 +0,0 @@
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package de.dhbwstuttgart.syntaxtree;
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import de.dhbwstuttgart.syntaxtree.statement.Expression;
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import org.antlr.v4.runtime.Token;
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import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
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public class TypePattern extends Pattern {
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private final String name;
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public TypePattern(String name, RefTypeOrTPHOrWildcardOrGeneric type, Token offset) {
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super(type, offset);
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this.name = name;
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}
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public String getName() {
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return name;
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}
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@Override
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public void accept(ASTVisitor visitor) {
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visitor.visit(this);
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}
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}
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@ -1,6 +1,7 @@
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package de.dhbwstuttgart.syntaxtree.statement;
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package de.dhbwstuttgart.syntaxtree.statement;
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import de.dhbwstuttgart.syntaxtree.TypePattern;
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import de.dhbwstuttgart.syntaxtree.FormalParameter;
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import de.dhbwstuttgart.syntaxtree.Pattern;
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import org.antlr.v4.runtime.Token;
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import org.antlr.v4.runtime.Token;
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import de.dhbwstuttgart.syntaxtree.StatementVisitor;
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import de.dhbwstuttgart.syntaxtree.StatementVisitor;
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@ -8,14 +9,14 @@ import de.dhbwstuttgart.syntaxtree.type.RefTypeOrTPHOrWildcardOrGeneric;
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import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
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import de.dhbwstuttgart.syntaxtree.type.TypePlaceholder;
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public class InstanceOf extends BinaryExpr {
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public class InstanceOf extends BinaryExpr {
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private TypePattern pattern;
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private FormalParameter pattern;
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public InstanceOf(Expression expr, RefTypeOrTPHOrWildcardOrGeneric reftype, Token offset) {
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public InstanceOf(Expression expr, RefTypeOrTPHOrWildcardOrGeneric reftype, Token offset) {
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super(BinaryExpr.Operator.INSTOF, TypePlaceholder.fresh(offset), expr, new LocalVar("", reftype, reftype.getOffset()), offset);
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super(BinaryExpr.Operator.INSTOF, TypePlaceholder.fresh(offset), expr, new LocalVar("", reftype, reftype.getOffset()), offset);
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this.pattern = new TypePattern(null, reftype, offset);
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this.pattern = new FormalParameter(null, reftype, offset);
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}
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}
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public InstanceOf(Expression expr, TypePattern pattern, Token offset) {
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public InstanceOf(Expression expr, FormalParameter pattern, Token offset) {
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super(BinaryExpr.Operator.INSTOF, TypePlaceholder.fresh(offset), expr, new LocalVar(pattern.getName(), pattern.getType(), pattern.getOffset()), offset);
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super(BinaryExpr.Operator.INSTOF, TypePlaceholder.fresh(offset), expr, new LocalVar(pattern.getName(), pattern.getType(), pattern.getOffset()), offset);
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this.pattern = pattern;
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this.pattern = pattern;
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}
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}
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@ -28,7 +29,7 @@ public class InstanceOf extends BinaryExpr {
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return pattern.getName();
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return pattern.getName();
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}
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}
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public TypePattern gPattern() {
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public FormalParameter gPattern() {
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return pattern;
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return pattern;
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}
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}
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@ -452,12 +452,6 @@ public class OutputGenerator implements ASTVisitor {
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aYield.getType().accept(this);
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aYield.getType().accept(this);
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}
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}
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@Override
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public void visit(TypePattern aPattern) {
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aPattern.getType().accept(this);
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out.append(" " + aPattern.getName());
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}
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@Override
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@Override
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public void visit(ExpressionPattern aPattern) {
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public void visit(ExpressionPattern aPattern) {
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aPattern.getType().accept(this);
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aPattern.getType().accept(this);
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@ -469,7 +463,7 @@ public class OutputGenerator implements ASTVisitor {
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public void visit(RecordPattern aRecordPattern) {
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public void visit(RecordPattern aRecordPattern) {
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aRecordPattern.getType().accept(this);
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aRecordPattern.getType().accept(this);
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out.append("(");
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out.append("(");
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List<TypePattern> subPatterns = aRecordPattern.getSubPattern();
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List<Pattern> subPatterns = aRecordPattern.getSubPattern();
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int i;
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int i;
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for (i = 0; i < subPatterns.size() - 1; i++) {
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for (i = 0; i < subPatterns.size() - 1; i++) {
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subPatterns.get(i).accept(this);
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subPatterns.get(i).accept(this);
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@ -376,11 +376,6 @@ public class StatementToTargetExpression implements ASTVisitor {
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}
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}
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@Override
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public void visit(FormalParameter formalParameter) {
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}
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@Override
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@Override
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public void visit(GenericDeclarationList genericTypeVars) {
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public void visit(GenericDeclarationList genericTypeVars) {
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@ -437,7 +432,7 @@ public class StatementToTargetExpression implements ASTVisitor {
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}
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}
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@Override
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@Override
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public void visit(TypePattern aPattern) {
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public void visit(FormalParameter aPattern) {
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result = new SimplePattern(converter.convert(aPattern.getType()), aPattern.getName());
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result = new SimplePattern(converter.convert(aPattern.getType()), aPattern.getName());
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}
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}
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@ -1,9 +1,6 @@
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package de.dhbwstuttgart.target.generate;
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package de.dhbwstuttgart.target.generate;
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import de.dhbwstuttgart.parser.SyntaxTreeGenerator.AssignToLocal;
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import de.dhbwstuttgart.parser.SyntaxTreeGenerator.AssignToLocal;
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import de.dhbwstuttgart.syntaxtree.GuardedPattern;
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import de.dhbwstuttgart.syntaxtree.TypePattern;
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import de.dhbwstuttgart.syntaxtree.RecordPattern;
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import de.dhbwstuttgart.syntaxtree.StatementVisitor;
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import de.dhbwstuttgart.syntaxtree.StatementVisitor;
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import de.dhbwstuttgart.syntaxtree.statement.*;
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import de.dhbwstuttgart.syntaxtree.statement.*;
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@ -31,7 +31,6 @@ import de.dhbwstuttgart.syntaxtree.statement.EmptyStmt;
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import de.dhbwstuttgart.syntaxtree.statement.ExpressionReceiver;
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import de.dhbwstuttgart.syntaxtree.statement.ExpressionReceiver;
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import de.dhbwstuttgart.syntaxtree.statement.FieldVar;
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import de.dhbwstuttgart.syntaxtree.statement.FieldVar;
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import de.dhbwstuttgart.syntaxtree.statement.ForStmt;
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import de.dhbwstuttgart.syntaxtree.statement.ForStmt;
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import de.dhbwstuttgart.syntaxtree.GuardedPattern;
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import de.dhbwstuttgart.syntaxtree.statement.IfStmt;
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import de.dhbwstuttgart.syntaxtree.statement.IfStmt;
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import de.dhbwstuttgart.syntaxtree.statement.InstanceOf;
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import de.dhbwstuttgart.syntaxtree.statement.InstanceOf;
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import de.dhbwstuttgart.syntaxtree.statement.LambdaExpression;
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import de.dhbwstuttgart.syntaxtree.statement.LambdaExpression;
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@ -41,8 +40,6 @@ import de.dhbwstuttgart.syntaxtree.statement.LocalVarDecl;
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import de.dhbwstuttgart.syntaxtree.statement.MethodCall;
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import de.dhbwstuttgart.syntaxtree.statement.MethodCall;
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import de.dhbwstuttgart.syntaxtree.statement.NewArray;
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import de.dhbwstuttgart.syntaxtree.statement.NewArray;
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import de.dhbwstuttgart.syntaxtree.statement.NewClass;
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import de.dhbwstuttgart.syntaxtree.statement.NewClass;
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import de.dhbwstuttgart.syntaxtree.TypePattern;
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import de.dhbwstuttgart.syntaxtree.RecordPattern;
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import de.dhbwstuttgart.syntaxtree.statement.Return;
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import de.dhbwstuttgart.syntaxtree.statement.Return;
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import de.dhbwstuttgart.syntaxtree.statement.ReturnVoid;
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import de.dhbwstuttgart.syntaxtree.statement.ReturnVoid;
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import de.dhbwstuttgart.syntaxtree.statement.Statement;
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import de.dhbwstuttgart.syntaxtree.statement.Statement;
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@ -739,7 +736,7 @@ public class TYPEStmt implements StatementVisitor {
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RefTypeOrTPHOrWildcardOrGeneric caseExpressionType = null;
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RefTypeOrTPHOrWildcardOrGeneric caseExpressionType = null;
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for (var child : switchStmt.getBlocks()) {
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for (var child : switchStmt.getBlocks()) {
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for (var label : child.getLabels()) {
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for (var label : child.getLabels()) {
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if (!(label.getPattern() instanceof TypePattern) && !(label.getType() instanceof Void)) {
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if (!(label.getPattern() instanceof FormalParameter) && !(label.getType() instanceof Void)) {
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if (caseExpressionType != null && !caseExpressionType.equals(label.getType()))
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if (caseExpressionType != null && !caseExpressionType.equals(label.getType()))
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throw new TypeinferenceException("Case labels must all have the same Type if they are expressions", label);
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throw new TypeinferenceException("Case labels must all have the same Type if they are expressions", label);
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caseExpressionType = label.getType();
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caseExpressionType = label.getType();
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@ -749,7 +746,7 @@ public class TYPEStmt implements StatementVisitor {
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if (caseExpressionType == null) {
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if (caseExpressionType == null) {
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for (var child : switchStmt.getBlocks()) {
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for (var child : switchStmt.getBlocks()) {
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for (var label : child.getLabels()) {
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for (var label : child.getLabels()) {
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if (label.getPattern() instanceof TypePattern) {
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if (label.getPattern() instanceof FormalParameter) {
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constraintsSet.addUndConstraint(new Pair(label.getPattern().getType(), switchStmt.getSwitch().getType(), PairOperator.SMALLERDOT));
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constraintsSet.addUndConstraint(new Pair(label.getPattern().getType(), switchStmt.getSwitch().getType(), PairOperator.SMALLERDOT));
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}
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}
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}
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}
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