JavaTX/JavaCompilerCore
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Fix #298 maybe?
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This commit is contained in:
Daniel Holle 2024-03-26 17:31:48 +01:00
parent bc61fc2e1d
commit 8fdfbf875b
4 changed files with 10 additions and 4 deletions
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3
resources/bytecode/javFiles/Bug298.jav
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@ -2,6 +2,7 @@ import java.util.List;
import java.util.ArrayList;
import java.lang.Integer;
import java.lang.System;
import java.lang.Boolean;
import java.io.PrintStream;
import java.util.stream.Stream;
import java.util.function.Function;
@ -10,5 +11,7 @@ public class Bug298 {
public void m() {
List<Integer> list = new ArrayList<>();
list.stream().map(x -> 2 * x);
Function<Integer, Boolean> filter = x -> true;
}
}

6
src/main/java/de/dhbwstuttgart/typeinference/unify/RuleSet.java
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@ -14,6 +14,7 @@ import java.util.stream.Collectors;
import de.dhbwstuttgart.core.JavaTXCompiler;
import de.dhbwstuttgart.exceptions.DebugException;
import de.dhbwstuttgart.syntaxtree.factory.UnifyTypeFactory;
import de.dhbwstuttgart.syntaxtree.type.ExtendsWildcardType;
import de.dhbwstuttgart.syntaxtree.type.RefType;
import de.dhbwstuttgart.typeinference.unify.interfaces.IFiniteClosure;
@ -905,7 +906,8 @@ public class RuleSet implements IRuleSet{
var fiArgs = fc.getFunctionalInterfaceTypeArguments(refType);
var retType = fiArgs.getFirst();
var lhsRet = lhsType.getTypeParams().get(0);
var lhsArgs = fc.getFunctionalInterfaceTypeArguments(lhsType);
var lhsRet = lhsArgs.getFirst();
Set<UnifyPair> result = new HashSet<>();
if (retType instanceof ExtendsType) {
@ -917,7 +919,7 @@ public class RuleSet implements IRuleSet{
}
for (var i = 1; i < fiArgs.size(); i++) {
var lh = lhsType.getTypeParams().get(i);
var lh = lhsArgs.get(i);
var rh = fiArgs.get(i);
if (rh instanceof SuperType) {

2
src/main/java/de/dhbwstuttgart/typeinference/unify/interfaces/IFiniteClosure.java
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@ -75,7 +75,7 @@ public interface IFiniteClosure {
public Set<UnifyType> getAllTypesByName(String typeName);
public boolean isFunctionalInterface(ReferenceType t);
public List<UnifyType> getFunctionalInterfaceTypeArguments(ReferenceType t);
public List<UnifyType> getFunctionalInterfaceTypeArguments(UnifyType t);
public int compare(UnifyType rhsType, UnifyType rhsType2, PairOperator pairop);
}

3
src/main/java/de/dhbwstuttgart/typeinference/unify/model/FiniteClosure.java
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@ -612,7 +612,7 @@ implements IFiniteClosure {
}
@Override
public List<UnifyType> getFunctionalInterfaceTypeArguments(ReferenceType t) {
public List<UnifyType> getFunctionalInterfaceTypeArguments(UnifyType t) {
var clazz = compiler.getClass(new JavaClassName(t.getName()));
var intfMethod = clazz.getMethods().stream().filter(m -> Modifier.isAbstract(m.modifier)).findFirst().orElseThrow();
@ -630,6 +630,7 @@ implements IFiniteClosure {
i += 1;
}
System.out.println(args);
return args;
}