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Author SHA1 Message Date
pl@gohorb.ba-horb.de
31df7a65f0 deleted: ../resources/bytecode/javFiles/Bug365a.jav
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modified:   ../src/main/java/de/dhbwstuttgart/core/JavaTXCompiler.java
	modified:   ../src/test/java/TestComplete.java
2025-07-08 17:44:55 +02:00
pl@gohorb.ba-horb.de
185989ba62 --- a/src/main/java/de/dhbwstuttgart/typeinference/typeAlgo/TYPEStmt.java
+++ b/src/main/java/de/dhbwstuttgart/typeinference/typeAlgo/TYPEStmt.java
@@ -73,7 +73,7 @@ public class TYPEStmt implements StatementVisitor {

     @Override
     public void visit(LambdaExpression lambdaExpression) {
-        TypePlaceholder tphRetType = TypePlaceholder.fresh(new NullToken());
+        TypePlaceholder tphRetType = TypePlaceholder.fresh(new NullToken(), -1, false);
         List<RefTypeOrTPHOrWildcardOrGeneric> lambdaParams = lambdaExpression.params.getFormalparalist().stream().map((formalParameter -> formalParameter.getType())).collect(Collectors.toList());
         lambdaParams.add(tphRetType);
         // lambdaParams.add(0,tphRetType);
@@ -635,6 +635,7 @@ public class TYPEStmt implements StatementVisitor {
             params.add(resolver.resolve(new GenericRefType(gtv.getName(), new NullToken())));
         }
         RefTypeOrTPHOrWildcardOrGeneric receiverType;

	modified:   ../src/main/java/de/dhbwstuttgart/typeinference/typeAlgo/TYPEStmt.java
2025-07-08 14:32:05 +02:00
4 changed files with 4 additions and 37 deletions

View File

@@ -1,13 +0,0 @@
import java.lang.String;
public class Bug365a{
swap(f){
return x -> y -> f.apply(y).apply(x);
}
public ex2() {
var func = x -> y -> x + y;
return swap(func).apply("A").apply("B");
}
}

View File

@@ -1099,9 +1099,9 @@ public class StatementGenerator {
block = lambdaGenerator.convert(expression.lambdaBody().block(), true);
}
List<RefTypeOrTPHOrWildcardOrGeneric> funNParams = new ArrayList<>();
funNParams.add(TypePlaceholder.fresh(expression.getStart()));// ret-Type
funNParams.add(TypePlaceholder.fresh(expression.getStart(), -1, false));// ret-Type
params.getFormalparalist().forEach(formalParameter -> // Für jeden Parameter einen TPH anfügen:
funNParams.add(TypePlaceholder.fresh(expression.getStart())));
funNParams.add(TypePlaceholder.fresh(expression.getStart(), 1, false)));
RefTypeOrTPHOrWildcardOrGeneric lambdaType = TypePlaceholder.fresh(expression.getStart());
// RefType lambdaType = new
// RefType(reg.getName("Fun"+params.getFormalparalist().size()),

View File

@@ -73,7 +73,7 @@ public class TYPEStmt implements StatementVisitor {
@Override
public void visit(LambdaExpression lambdaExpression) {
TypePlaceholder tphRetType = TypePlaceholder.fresh(new NullToken());
TypePlaceholder tphRetType = TypePlaceholder.fresh(new NullToken(), -1, false);
List<RefTypeOrTPHOrWildcardOrGeneric> lambdaParams = lambdaExpression.params.getFormalparalist().stream().map((formalParameter -> formalParameter.getType())).collect(Collectors.toList());
lambdaParams.add(tphRetType);
// lambdaParams.add(0,tphRetType);
@@ -635,18 +635,8 @@ public class TYPEStmt implements StatementVisitor {
params.add(resolver.resolve(new GenericRefType(gtv.getName(), new NullToken())));
}
RefTypeOrTPHOrWildcardOrGeneric receiverType;
//alle Variance auf COntravariant setzen
if (receiver instanceof FunNClass) {
params.forEach(x -> {
if (x instanceof TypePlaceholder) {
((TypePlaceholder) x).setVariance(1);
}}
);
//Returntyp auf Contravariance setzen.
RefTypeOrTPHOrWildcardOrGeneric para;
if ((para= params.getLast()) instanceof TypePlaceholder) {
((TypePlaceholder) para).setVariance(-1);
}
receiverType = new RefType(new JavaClassName(receiver.getClassName().toString() + "$$"), params, new NullToken()); // new FunN(params);
} else {
receiverType = new RefType(receiver.getClassName(), params, new NullToken());

View File

@@ -1445,16 +1445,6 @@ public class TestComplete {
//assertEquals(0.0, ex2.invoke(instance));
}
@Test
public void testBug365a() throws Exception {
var classFiles = generateClassFiles(createClassLoader(), "Bug365a.jav");
var clazz = classFiles.get("Bug365");
var instance = clazz.getDeclaredConstructor().newInstance();
var m = clazz.getDeclaredMethod("ex1");
assertEquals("ABC", m.invoke(instance));
//var ex2 = clazz.getDeclaredMethod("ex2");
//assertEquals(0.0, ex2.invoke(instance));
}
@Test
public void testBug366() throws Exception {
var classFiles = generateClassFiles(createClassLoader(), "Bug366.jav");
var clazz = classFiles.get("Bug366");