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modified: src/de/dhbwstuttgart/typeinference/typeAlgo/TYPEStmt.java

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Operatoren neue getypte
Returnargument bei FUNN nach hinten verschoben
	modified:   src/de/dhbwstuttgart/typeinference/unify/RuleSet.java
Returnargument bei FUNN nach hinten verschoben
Wildcards in Argumenten von als Undefined Pairs (funktioniert noch nicht)
Methode wrongWildcard eingefuegt
	modified:   src/de/dhbwstuttgart/typeinference/unify/model/UnifyPair.java
Methode doubleWildcard ind wrongWildcard umbenannt
	modified:   src/de/dhbwstuttgart/typeinference/unify/model/UnifyType.java
Methode doubleWildcard ind wrongWildcard umbenannt
	modified:   src/de/dhbwstuttgart/typeinference/unify/model/WildcardType.java
Methode doubleWildcard ind wrongWildcard umbenannt
This commit is contained in:
Martin Plümicke 2018-05-09 18:05:06 +02:00
parent da4c59f2cf
commit e4243b612c
7 changed files with 22 additions and 13 deletions
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4
src/de/dhbwstuttgart/typeinference/typeAlgo/TYPEStmt.java
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@ -57,8 +57,8 @@ public class TYPEStmt implements StatementVisitor{
public void visit(LambdaExpression lambdaExpression) {
TypePlaceholder tphRetType = TypePlaceholder.fresh(new NullToken());
List<RefTypeOrTPHOrWildcardOrGeneric> lambdaParams = lambdaExpression.params.getFormalparalist().stream().map((formalParameter -> formalParameter.getType())).collect(Collectors.toList());
//lambdaParams.add(tphRetType);
lambdaParams.add(0,tphRetType);
lambdaParams.add(tphRetType);
//lambdaParams.add(0,tphRetType);
constraintsSet.addUndConstraint(
new Pair(lambdaExpression.getType(),
new FunN(lambdaParams),PairOperator.EQUALSDOT));

12
src/de/dhbwstuttgart/typeinference/unify/RuleSet.java
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@ -767,8 +767,8 @@ public class RuleSet implements IRuleSet{
Set<UnifyPair> result = new HashSet<UnifyPair>();
result.add(new UnifyPair(funNLhsType.getTypeParams().get(0), funNRhsType.getTypeParams().get(0), PairOperator.SMALLERDOT, pair.getSubstitution(), pair.getBasePair()));
for(int i = 1; i < funNLhsType.getTypeParams().size(); i++)
result.add(new UnifyPair(funNLhsType.getTypeParams().get(funNLhsType.getTypeParams().size()-1), funNRhsType.getTypeParams().get(funNRhsType.getTypeParams().size()-1), PairOperator.SMALLERDOT, pair.getSubstitution(), pair.getBasePair()));
for(int i = 0; i < funNLhsType.getTypeParams().size()-1; i++)
result.add(new UnifyPair(funNRhsType.getTypeParams().get(i), funNLhsType.getTypeParams().get(i), PairOperator.SMALLERDOT, pair.getSubstitution(), pair.getBasePair()));
return Optional.of(result);
@ -793,8 +793,8 @@ public class RuleSet implements IRuleSet{
for(int i = 0; i < freshPlaceholders.length; i++)
freshPlaceholders[i] = PlaceholderType.freshPlaceholder();
result.add(new UnifyPair(funNLhsType.getTypeParams().get(0), freshPlaceholders[0], PairOperator.SMALLERDOT, pair.getSubstitution(), pair.getBasePair()));
for(int i = 1; i < funNLhsType.getTypeParams().size(); i++)
result.add(new UnifyPair(funNLhsType.getTypeParams().get(funNLhsType.getTypeParams().size()-1), freshPlaceholders[funNLhsType.getTypeParams().size()-1], PairOperator.SMALLERDOT, pair.getSubstitution(), pair.getBasePair()));
for(int i = 0; i < funNLhsType.getTypeParams().size()-1; i++)
result.add(new UnifyPair(freshPlaceholders[i], funNLhsType.getTypeParams().get(i), PairOperator.SMALLERDOT, pair.getSubstitution(), pair.getBasePair()));
result.add(new UnifyPair(rhsType, funNLhsType.setTypeParams(new TypeParams(freshPlaceholders)), PairOperator.EQUALSDOT, pair.getSubstitution(), pair.getBasePair()));
@ -820,8 +820,8 @@ public class RuleSet implements IRuleSet{
for(int i = 0; i < freshPlaceholders.length; i++)
freshPlaceholders[i] = PlaceholderType.freshPlaceholder();
result.add(new UnifyPair(freshPlaceholders[0], funNRhsType.getTypeParams().get(0), PairOperator.SMALLERDOT, pair.getSubstitution(), pair.getBasePair()));
for(int i = 1; i < funNRhsType.getTypeParams().size(); i++)
result.add(new UnifyPair(freshPlaceholders[funNRhsType.getTypeParams().size()-1], funNRhsType.getTypeParams().get(funNRhsType.getTypeParams().size()-1), PairOperator.SMALLERDOT, pair.getSubstitution(), pair.getBasePair()));
for(int i = 0; i < funNRhsType.getTypeParams().size()-1; i++)
result.add(new UnifyPair(funNRhsType.getTypeParams().get(i), freshPlaceholders[i], PairOperator.SMALLERDOT, pair.getSubstitution(), pair.getBasePair()));
result.add(new UnifyPair(lhsType, funNRhsType.setTypeParams(new TypeParams(freshPlaceholders)), PairOperator.EQUALSDOT, pair.getSubstitution(), pair.getBasePair()));

2
src/de/dhbwstuttgart/typeinference/unify/TypeUnifyTask.java
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@ -161,7 +161,7 @@ public class TypeUnifyTask extends RecursiveTask<Set<Set<UnifyPair>>> {
/*
* ? extends ? extends Theta rausfiltern
*/
Set<UnifyPair> doubleExt = eq.stream().filter(x -> (x.doubleExtended())).map(x -> { x.setUndefinedPair(); return x;})
Set<UnifyPair> doubleExt = eq.stream().filter(x -> (x.wrongWildcard())).map(x -> { x.setUndefinedPair(); return x;})
.collect(Collectors.toCollection(HashSet::new));
if (doubleExt.size() > 0) {
Set<Set<UnifyPair>> ret = new HashSet<>();

9
src/de/dhbwstuttgart/typeinference/unify/model/FunNType.java
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@ -1,5 +1,7 @@
package de.dhbwstuttgart.typeinference.unify.model;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.Set;
@ -73,11 +75,18 @@ public class FunNType extends UnifyType {
return new FunNType(newParams);
}
@Override
public Boolean wrongWildcard() {
return !(new ArrayList<UnifyType>(Arrays.asList(getTypeParams()
.get())).stream().filter(x -> (x instanceof WildcardType)).findFirst().isPresent());
}
@Override
public int hashCode() {
return 181 + typeParams.hashCode();
}
@Override
public boolean equals(Object obj) {
if(!(obj instanceof FunNType))

4
src/de/dhbwstuttgart/typeinference/unify/model/UnifyPair.java
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@ -134,8 +134,8 @@ public class UnifyPair {
return ret;
}
public Boolean doubleExtended() {
return lhs.doubleExtended() || rhs.doubleExtended();
public Boolean wrongWildcard() {
return lhs.wrongWildcard() || rhs.wrongWildcard();
}
@Override

2
src/de/dhbwstuttgart/typeinference/unify/model/UnifyType.java
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@ -103,7 +103,7 @@ public abstract class UnifyType {
return ret;
}
public Boolean doubleExtended() {//default
public Boolean wrongWildcard() {//default
return false;
}

2
src/de/dhbwstuttgart/typeinference/unify/model/WildcardType.java
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@ -41,7 +41,7 @@ public abstract class WildcardType extends UnifyType {
}
@Override
public Boolean doubleExtended () {//This is an error
public Boolean wrongWildcard () {//This is an error
return (wildcardedType instanceof WildcardType);
}