예제 #1
0
 private void getVariantsFromQualifier(@NotNull GrExpression qualifier) {
   Project project = qualifier.getProject();
   PsiType qualifierType = qualifier.getType();
   final ResolveState state = ResolveState.initial();
   if (qualifierType == null || qualifierType == PsiType.VOID) {
     if (qualifier instanceof GrReferenceExpression) {
       PsiElement resolved = ((GrReferenceExpression) qualifier).resolve();
       if (resolved instanceof PsiPackage || resolved instanceof PsiVariable) {
         resolved.processDeclarations(myProcessor, state, null, myRefExpr);
         return;
       }
     }
     getVariantsFromQualifierType(TypesUtil.getJavaLangObject(qualifier), project);
   } else if (qualifierType instanceof PsiIntersectionType) {
     for (PsiType conjunct : ((PsiIntersectionType) qualifierType).getConjuncts()) {
       getVariantsFromQualifierType(conjunct, project);
     }
   } else if (qualifierType instanceof GrTraitType) {
     GrTypeDefinition definition = ((GrTraitType) qualifierType).getMockTypeDefinition();
     if (definition != null) {
       PsiClassType classType = JavaPsiFacade.getElementFactory(project).createType(definition);
       getVariantsFromQualifierType(classType, project);
     } else {
       getVariantsFromQualifierType(((GrTraitType) qualifierType).getExprType(), project);
       for (PsiClassType traitType : ((GrTraitType) qualifierType).getTraitTypes()) {
         getVariantsFromQualifierType(traitType, project);
       }
     }
   } else {
     getVariantsFromQualifierType(qualifierType, project);
     if (qualifier instanceof GrReferenceExpression
         && !PsiUtil.isSuperReference(qualifier)
         && !PsiUtil.isInstanceThisRef(qualifier)) {
       PsiElement resolved = ((GrReferenceExpression) qualifier).resolve();
       if (resolved instanceof PsiClass) { // //omitted .class
         GlobalSearchScope scope = myRefExpr.getResolveScope();
         PsiClass javaLangClass = PsiUtil.getJavaLangClass(resolved, scope);
         if (javaLangClass != null) {
           PsiSubstitutor substitutor = PsiSubstitutor.EMPTY;
           PsiTypeParameter[] typeParameters = javaLangClass.getTypeParameters();
           if (typeParameters.length == 1) {
             substitutor = substitutor.put(typeParameters[0], qualifierType);
           }
           PsiType javaLangClassType =
               JavaPsiFacade.getElementFactory(myRefExpr.getProject())
                   .createType(javaLangClass, substitutor);
           ResolveUtil.processAllDeclarations(javaLangClassType, myProcessor, state, myRefExpr);
         }
       }
     }
   }
 }
예제 #2
0
  private void getVariantsImpl() {
    GrExpression qualifier = myRefExpr.getQualifierExpression();
    if (qualifier == null) {
      ResolveUtil.treeWalkUp(myRefExpr, myProcessor, true);

      for (PsiElement e = myRefExpr.getParent(); e != null; e = e.getParent()) {
        if (e instanceof GrClosableBlock) {
          ResolveState state = ResolveState.initial().put(ClassHint.RESOLVE_CONTEXT, e);
          for (ClosureMissingMethodContributor contributor :
              ClosureMissingMethodContributor.EP_NAME.getExtensions()) {
            contributor.processMembers((GrClosableBlock) e, myProcessor, myRefExpr, state);
          }
        }
      }

      GrExpression runtimeQualifier = PsiImplUtil.getRuntimeQualifier(myRefExpr);
      if (runtimeQualifier != null) {
        getVariantsFromQualifier(runtimeQualifier);
      }

      getBindings();
    } else {
      if (myRefExpr.getDotTokenType() != GroovyTokenTypes.mSPREAD_DOT) {
        getVariantsFromQualifier(qualifier);

        if (qualifier instanceof GrReferenceExpression
            && ("class".equals(((GrReferenceExpression) qualifier).getReferenceName())
                || PsiUtil.isThisReference(qualifier) && !PsiUtil.isInstanceThisRef(qualifier))) {
          processIfJavaLangClass(qualifier.getType());
        }
      } else {
        getVariantsFromQualifierForSpreadOperator(qualifier);
      }
    }
    ResolveUtil.processCategoryMembers(myRefExpr, myProcessor, ResolveState.initial());
  }
  @Nullable
  private PsiType getNominalTypeInner(PsiElement resolved) {
    if (resolved == null && !"class".equals(getReferenceName())) {
      resolved = resolve();
    }

    if (resolved instanceof PsiClass) {
      final PsiElementFactory factory = JavaPsiFacade.getInstance(getProject()).getElementFactory();
      if (PsiUtil.isInstanceThisRef(this)) {
        final PsiClassType categoryType = GdkMethodUtil.getCategoryType((PsiClass) resolved);
        if (categoryType != null) {
          return categoryType;
        } else {
          return factory.createType((PsiClass) resolved);
        }
      }
      if (getParent() instanceof GrReferenceExpression || PsiUtil.isSuperReference(this)) {
        return factory.createType((PsiClass) resolved);
      } else {
        return TypesUtil.createJavaLangClassType(
            factory.createType((PsiClass) resolved), getProject(), getResolveScope());
      }
    }

    if (resolved instanceof GrVariable) {
      return ((GrVariable) resolved).getDeclaredType();
    }

    if (resolved instanceof PsiVariable) {
      return ((PsiVariable) resolved).getType();
    }

    if (resolved instanceof PsiMethod) {
      PsiMethod method = (PsiMethod) resolved;
      if (PropertyUtil.isSimplePropertySetter(method)
          && !method.getName().equals(getReferenceName())) {
        return method.getParameterList().getParameters()[0].getType();
      }

      // 'class' property with explicit generic
      PsiClass containingClass = method.getContainingClass();
      if (containingClass != null
          && CommonClassNames.JAVA_LANG_OBJECT.equals(containingClass.getQualifiedName())
          && "getClass".equals(method.getName())) {
        return TypesUtil.createJavaLangClassType(
            GrReferenceResolveUtil.getQualifierType(this), getProject(), getResolveScope());
      }

      return PsiUtil.getSmartReturnType(method);
    }

    if (resolved instanceof GrReferenceExpression) {
      PsiElement parent = resolved.getParent();
      if (parent instanceof GrAssignmentExpression) {
        GrAssignmentExpression assignment = (GrAssignmentExpression) parent;
        if (resolved.equals(assignment.getLValue())) {
          GrExpression rValue = assignment.getRValue();
          if (rValue != null) {
            PsiType rType = rValue.getType();
            if (rType != null) {
              return rType;
            }
          }
        }
      }
    }

    if (resolved == null) {
      final PsiType fromClassRef = getTypeFromClassRef(this);
      if (fromClassRef != null) {
        return fromClassRef;
      }

      final PsiType fromMapAccess = getTypeFromMapAccess(this);
      if (fromMapAccess != null) {
        return fromMapAccess;
      }

      final PsiType fromSpreadOperator = getTypeFromSpreadOperator(this);
      if (fromSpreadOperator != null) {
        return fromSpreadOperator;
      }
    }

    return null;
  }
  @Nullable
  private PsiType getNominalTypeInner(@Nullable PsiElement resolved) {
    if (resolved == null && !"class".equals(getReferenceName())) {
      resolved = resolve();
    }

    if (resolved instanceof PsiClass) {
      final PsiElementFactory factory = JavaPsiFacade.getInstance(getProject()).getElementFactory();
      if (PsiUtil.isInstanceThisRef(this)) {
        final PsiClassType categoryType = GdkMethodUtil.getCategoryType((PsiClass) resolved);
        if (categoryType != null) {
          return categoryType;
        } else {
          return factory.createType((PsiClass) resolved);
        }
      } else if (PsiUtil.isSuperReference(this)) {
        PsiClass contextClass = PsiUtil.getContextClass(this);
        if (GrTraitUtil.isTrait(contextClass)) {
          PsiClassType[] extendsTypes = contextClass.getExtendsListTypes();
          PsiClassType[] implementsTypes = contextClass.getImplementsListTypes();

          PsiClassType[] superTypes =
              ArrayUtil.mergeArrays(implementsTypes, extendsTypes, PsiClassType.ARRAY_FACTORY);

          return PsiIntersectionType.createIntersection(ArrayUtil.reverseArray(superTypes));
        }
        return factory.createType((PsiClass) resolved);
      }
      if (getParent() instanceof GrReferenceExpression) {
        return factory.createType((PsiClass) resolved);
      } else {
        return TypesUtil.createJavaLangClassType(
            factory.createType((PsiClass) resolved), getProject(), getResolveScope());
      }
    }

    if (resolved instanceof GrVariable) {
      return ((GrVariable) resolved).getDeclaredType();
    }

    if (resolved instanceof PsiVariable) {
      return ((PsiVariable) resolved).getType();
    }

    if (resolved instanceof PsiMethod) {
      PsiMethod method = (PsiMethod) resolved;
      if (PropertyUtil.isSimplePropertySetter(method)
          && !method.getName().equals(getReferenceName())) {
        return method.getParameterList().getParameters()[0].getType();
      }

      // 'class' property with explicit generic
      PsiClass containingClass = method.getContainingClass();
      if (containingClass != null
          && CommonClassNames.JAVA_LANG_OBJECT.equals(containingClass.getQualifiedName())
          && "getClass".equals(method.getName())) {
        return TypesUtil.createJavaLangClassType(
            PsiImplUtil.getQualifierType(this), getProject(), getResolveScope());
      }

      return PsiUtil.getSmartReturnType(method);
    }

    if (resolved == null) {
      final PsiType fromClassRef = getTypeFromClassRef(this);
      if (fromClassRef != null) {
        return fromClassRef;
      }

      final PsiType fromMapAccess = getTypeFromMapAccess(this);
      if (fromMapAccess != null) {
        return fromMapAccess;
      }

      final PsiType fromSpreadOperator = getTypeFromSpreadOperator(this);
      if (fromSpreadOperator != null) {
        return fromSpreadOperator;
      }
    }

    return null;
  }