MethodSignatureMismatch: Method supportsDenormalization with return t…

…ype '' is different to return type 'bool' of inherited method
apigee · Oct 15, 2024 · 470ba76 · 470ba76
1 parent f43f83e
commit 470ba76
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Showing 47 changed files with 47 additions and 47 deletions.
diff --git a/src/Api/ApigeeX/Denormalizer/AcceptedRatePlanDenormalizer.php b/src/Api/ApigeeX/Denormalizer/AcceptedRatePlanDenormalizer.php
@@ -43,7 +43,7 @@ public function denormalize($data, $type, $format = null, array $context = [])
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         // Do not apply this on array objects. ArrayDenormalizer takes care of them.
         if ('[]' === substr($type, -2)) {

diff --git a/src/Api/ApigeeX/Denormalizer/ApiProductDenormalizer.php b/src/Api/ApigeeX/Denormalizer/ApiProductDenormalizer.php
@@ -45,7 +45,7 @@ public function __construct(?ClassMetadataFactoryInterface $classMetadataFactory
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         // Do not apply this on array objects. ArrayDenormalizer takes care of them.
         if ('[]' === substr($type, -2)) {

diff --git a/src/Api/ApigeeX/Denormalizer/AppDenormalizer.php b/src/Api/ApigeeX/Denormalizer/AppDenormalizer.php
@@ -61,7 +61,7 @@ public function denormalize($data, $type, $format = null, array $context = [])
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         // Do not apply this on array objects. ArrayDenormalizer takes care of them.
         if ('[]' === substr($type, -2)) {

diff --git a/src/Api/ApigeeX/Denormalizer/AppGroupMembershipDenormalizer.php b/src/Api/ApigeeX/Denormalizer/AppGroupMembershipDenormalizer.php
@@ -52,7 +52,7 @@ public function denormalize($data, $type, $format = null, array $context = [])
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         // Do not apply this on array objects. ArrayDenormalizer takes care of them.
         if ('[]' === substr($type, -2)) {

diff --git a/src/Api/ApigeeX/Denormalizer/BillingTypeDenormalizer.php b/src/Api/ApigeeX/Denormalizer/BillingTypeDenormalizer.php
@@ -37,7 +37,7 @@ public function denormalize($data, $type, $format = null, array $context = [])
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         // Do not apply this on array objects. ArrayDenormalizer takes care of them.
         if ('[]' === substr($type, -2)) {

diff --git a/src/Api/ApigeeX/Denormalizer/DeveloperAcceptedRatePlanDenormalizer.php b/src/Api/ApigeeX/Denormalizer/DeveloperAcceptedRatePlanDenormalizer.php
@@ -40,7 +40,7 @@ public function denormalize($data, $type, $format = null, array $context = [])
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         if (parent::supportsDenormalization($data, $type, $format)) {
             return true;

diff --git a/src/Api/ApigeeX/Denormalizer/DeveloperBillingTypeDenormalizer.php b/src/Api/ApigeeX/Denormalizer/DeveloperBillingTypeDenormalizer.php
@@ -40,7 +40,7 @@ public function denormalize($data, $type, $format = null, array $context = [])
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         if (parent::supportsDenormalization($data, $type, $format)) {
             return true;

diff --git a/src/Api/ApigeeX/Denormalizer/PrepaidBalanceDenormalizer.php b/src/Api/ApigeeX/Denormalizer/PrepaidBalanceDenormalizer.php
@@ -45,7 +45,7 @@ public function __construct(?ClassMetadataFactoryInterface $classMetadataFactory
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         // Do not apply this on array objects. ArrayDenormalizer takes care of them.
         if ('[]' === substr($type, -2)) {

diff --git a/src/Api/ApigeeX/Denormalizer/RatePlanDenormalizer.php b/src/Api/ApigeeX/Denormalizer/RatePlanDenormalizer.php
@@ -65,7 +65,7 @@ public function denormalize($data, $type, $format = null, array $context = [])
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         // Do not apply this on array objects. ArrayDenormalizer takes care of them.
         if ('[]' === substr($type, -2)) {

diff --git a/src/Api/ApigeeX/Denormalizer/RatePlanDenormalizerFactory.php b/src/Api/ApigeeX/Denormalizer/RatePlanDenormalizerFactory.php
@@ -70,7 +70,7 @@ public function denormalize($data, $type, $format = null, array $context = [])
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         foreach ($this->denormalizers as $denormalizer) {
             if ($denormalizer->supportsDenormalization($data, $type, $format)) {

diff --git a/src/Api/ApigeeX/Denormalizer/RatePlanRateDenormalizer.php b/src/Api/ApigeeX/Denormalizer/RatePlanRateDenormalizer.php
@@ -48,7 +48,7 @@ public function denormalize($data, $type, $format = null, array $context = [])
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         // Do not apply this on array objects. ArrayDenormalizer takes care of them.
         if ('[]' === substr($type, -2)) {

diff --git a/src/Api/ApigeeX/Denormalizer/StandardRatePlanDenormalizer.php b/src/Api/ApigeeX/Denormalizer/StandardRatePlanDenormalizer.php
@@ -53,7 +53,7 @@ public function denormalize($data, $type, $format = null, array $context = [])
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         // Do not apply this on array objects. ArrayDenormalizer takes care of them.
         if ('[]' === substr($type, -2)) {

diff --git a/src/Api/Management/Denormalizer/AppDenormalizer.php b/src/Api/Management/Denormalizer/AppDenormalizer.php
@@ -61,7 +61,7 @@ public function denormalize($data, $type, $format = null, array $context = [])
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         // Do not apply this on array objects. ArrayDenormalizer takes care of them.
         if ('[]' === substr($type, -2)) {

diff --git a/src/Api/Management/Denormalizer/CompanyMembershipDenormalizer.php b/src/Api/Management/Denormalizer/CompanyMembershipDenormalizer.php
@@ -44,7 +44,7 @@ public function denormalize($data, $type, $format = null, array $context = [])
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         // Do not apply this on array objects. ArrayDenormalizer takes care of them.
         if ('[]' === substr($type, -2)) {

diff --git a/src/Api/Monetization/Denormalizer/AcceptedRatePlanDenormalizer.php b/src/Api/Monetization/Denormalizer/AcceptedRatePlanDenormalizer.php
@@ -45,7 +45,7 @@ public function denormalize($data, $type, $format = null, array $context = [])
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         // Do not apply this on array objects. ArrayDenormalizer takes care of them.
         if ('[]' === substr($type, -2)) {

diff --git a/src/Api/Monetization/Denormalizer/AddressDenormalizer.php b/src/Api/Monetization/Denormalizer/AddressDenormalizer.php
@@ -45,7 +45,7 @@ public function __construct(?ClassMetadataFactoryInterface $classMetadataFactory
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         // Do not apply this on array objects. ArrayDenormalizer takes care of them.
         if ('[]' === substr($type, -2)) {

diff --git a/src/Api/Monetization/Denormalizer/ApiPackageDenormalizer.php b/src/Api/Monetization/Denormalizer/ApiPackageDenormalizer.php
@@ -45,7 +45,7 @@ public function __construct(?ClassMetadataFactoryInterface $classMetadataFactory
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         // Do not apply this on array objects. ArrayDenormalizer takes care of them.
         if ('[]' === substr($type, -2)) {

diff --git a/src/Api/Monetization/Denormalizer/BalanceDenormalizer.php b/src/Api/Monetization/Denormalizer/BalanceDenormalizer.php
@@ -45,7 +45,7 @@ public function __construct(?ClassMetadataFactoryInterface $classMetadataFactory
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         // Do not apply this on array objects. ArrayDenormalizer takes care of them.
         if ('[]' === substr($type, -2)) {

diff --git a/src/Api/Monetization/Denormalizer/CompanyAcceptedRatePlanDenormalizer.php b/src/Api/Monetization/Denormalizer/CompanyAcceptedRatePlanDenormalizer.php
@@ -59,7 +59,7 @@ public function denormalize($data, $type, $format = null, array $context = [])
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         if (parent::supportsDenormalization($data, $type, $format)) {
             return $data->developer->isCompany;

diff --git a/src/Api/Monetization/Denormalizer/CompanyPaymentTransactionDenormalizer.php b/src/Api/Monetization/Denormalizer/CompanyPaymentTransactionDenormalizer.php
@@ -59,7 +59,7 @@ public function denormalize($data, $type, $format = null, array $context = [])
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         if (parent::supportsDenormalization($data, $type, $format)) {
             return $data->developer->isCompany;

diff --git a/src/Api/Monetization/Denormalizer/CompanyRatePlanDenormalizer.php b/src/Api/Monetization/Denormalizer/CompanyRatePlanDenormalizer.php
@@ -68,7 +68,7 @@ public function denormalize($data, $type, $format = null, array $context = [])
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         // Do not apply this on array objects. ArrayDenormalizer takes care of them.
         if ('[]' === substr($type, -2)) {

diff --git a/src/Api/Monetization/Denormalizer/CompanyReportDefinitionDenormalizer.php b/src/Api/Monetization/Denormalizer/CompanyReportDefinitionDenormalizer.php
@@ -59,7 +59,7 @@ public function denormalize($data, $type, $format = null, array $context = [])
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         if (parent::supportsDenormalization($data, $type, $format)) {
             // Non-developer specific reports API also returns the developer

diff --git a/src/Api/Monetization/Denormalizer/DateTimeZoneDenormalizer.php b/src/Api/Monetization/Denormalizer/DateTimeZoneDenormalizer.php
@@ -40,7 +40,7 @@ public function denormalize($data, $type, $format = null, array $context = [])
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         // Do not apply this on array objects. ArrayDenormalizer takes care of them.
         if ('[]' === substr($type, -2)) {

diff --git a/src/Api/Monetization/Denormalizer/DeveloperAcceptedRatePlanDenormalizer.php b/src/Api/Monetization/Denormalizer/DeveloperAcceptedRatePlanDenormalizer.php
@@ -40,7 +40,7 @@ public function denormalize($data, $type, $format = null, array $context = [])
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         if (parent::supportsDenormalization($data, $type, $format)) {
             return !$data->developer->isCompany;

diff --git a/src/Api/Monetization/Denormalizer/DeveloperCategoryRatePlanDenormalizer.php b/src/Api/Monetization/Denormalizer/DeveloperCategoryRatePlanDenormalizer.php
@@ -53,7 +53,7 @@ public function denormalize($data, $type, $format = null, array $context = [])
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         // Do not apply this on array objects. ArrayDenormalizer takes care of them.
         if ('[]' === substr($type, -2)) {

diff --git a/src/Api/Monetization/Denormalizer/DeveloperPaymentTransactionDenormalizer.php b/src/Api/Monetization/Denormalizer/DeveloperPaymentTransactionDenormalizer.php
@@ -40,7 +40,7 @@ public function denormalize($data, $type, $format = null, array $context = [])
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         if (parent::supportsDenormalization($data, $type, $format)) {
             return !$data->developer->isCompany;

diff --git a/src/Api/Monetization/Denormalizer/DeveloperRatePlanDenormalizer.php b/src/Api/Monetization/Denormalizer/DeveloperRatePlanDenormalizer.php
@@ -53,7 +53,7 @@ public function denormalize($data, $type, $format = null, array $context = [])
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         // Do not apply this on array objects. ArrayDenormalizer takes care of them.
         if ('[]' === substr($type, -2)) {

diff --git a/src/Api/Monetization/Denormalizer/DeveloperReportDefinitionDenormalizer.php b/src/Api/Monetization/Denormalizer/DeveloperReportDefinitionDenormalizer.php
@@ -40,7 +40,7 @@ public function denormalize($data, $type, $format = null, array $context = [])
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         if (parent::supportsDenormalization($data, $type, $format)) {
             // Non-developer specific reports API also returns the developer

diff --git a/src/Api/Monetization/Denormalizer/LegalEntityDenormalizer.php b/src/Api/Monetization/Denormalizer/LegalEntityDenormalizer.php
@@ -76,7 +76,7 @@ public function denormalize($data, $type, $format = null, array $context = [])
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         // Do not apply this on array objects. ArrayDenormalizer takes care of them.
         if ('[]' === substr($type, -2)) {

diff --git a/src/Api/Monetization/Denormalizer/OrganizationProfileDenormalizer.php b/src/Api/Monetization/Denormalizer/OrganizationProfileDenormalizer.php
@@ -45,7 +45,7 @@ public function __construct(?ClassMetadataFactoryInterface $classMetadataFactory
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         // Do not apply this on array objects. ArrayDenormalizer takes care of them.
         if ('[]' === substr($type, -2)) {

diff --git a/src/Api/Monetization/Denormalizer/PaymentTransactionDenormalizer.php b/src/Api/Monetization/Denormalizer/PaymentTransactionDenormalizer.php
@@ -45,7 +45,7 @@ public function __construct(?ClassMetadataFactoryInterface $classMetadataFactory
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         // Do not apply this on array objects. ArrayDenormalizer takes care of them.
         if ('[]' === substr($type, -2)) {

diff --git a/src/Api/Monetization/Denormalizer/PrepaidBalanceDenormalizer.php b/src/Api/Monetization/Denormalizer/PrepaidBalanceDenormalizer.php
@@ -45,7 +45,7 @@ public function __construct(?ClassMetadataFactoryInterface $classMetadataFactory
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         // Do not apply this on array objects. ArrayDenormalizer takes care of them.
         if ('[]' === substr($type, -2)) {

diff --git a/src/Api/Monetization/Denormalizer/RatePlanDenormalizer.php b/src/Api/Monetization/Denormalizer/RatePlanDenormalizer.php
@@ -67,7 +67,7 @@ public function denormalize($data, $type, $format = null, array $context = [])
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         // Do not apply this on array objects. ArrayDenormalizer takes care of them.
         if ('[]' === substr($type, -2)) {

diff --git a/src/Api/Monetization/Denormalizer/RatePlanDenormalizerFactory.php b/src/Api/Monetization/Denormalizer/RatePlanDenormalizerFactory.php
@@ -67,7 +67,7 @@ public function denormalize($data, $type, $format = null, array $context = [])
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         foreach ($this->denormalizers as $denormalizer) {
             if ($denormalizer->supportsDenormalization($data, $type, $format)) {

diff --git a/src/Api/Monetization/Denormalizer/RatePlanRateDenormalizer.php b/src/Api/Monetization/Denormalizer/RatePlanRateDenormalizer.php
@@ -48,7 +48,7 @@ public function denormalize($data, $type, $format = null, array $context = [])
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         // Do not apply this on array objects. ArrayDenormalizer takes care of them.
         if ('[]' === substr($type, -2)) {

diff --git a/src/Api/Monetization/Denormalizer/ReportCriteriaDenormalizer.php b/src/Api/Monetization/Denormalizer/ReportCriteriaDenormalizer.php
@@ -128,7 +128,7 @@ public function denormalize($data, $type, $format = null, array $context = [])
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         // Do not apply this on array objects. ArrayDenormalizer takes care of them.
         if ('[]' === substr($type, -2)) {

diff --git a/src/Api/Monetization/Denormalizer/ReportDefinitionDenormalizer.php b/src/Api/Monetization/Denormalizer/ReportDefinitionDenormalizer.php
@@ -45,7 +45,7 @@ public function __construct(?ClassMetadataFactoryInterface $classMetadataFactory
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         // Do not apply this on array objects. ArrayDenormalizer takes care of them.
         if ('[]' === substr($type, -2)) {

diff --git a/src/Api/Monetization/Denormalizer/StandardRatePlanDenormalizer.php b/src/Api/Monetization/Denormalizer/StandardRatePlanDenormalizer.php
@@ -53,7 +53,7 @@ public function denormalize($data, $type, $format = null, array $context = [])
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         // Do not apply this on array objects. ArrayDenormalizer takes care of them.
         if ('[]' === substr($type, -2)) {

diff --git a/src/Api/Monetization/Denormalizer/SupportedCurrencyDenormalizer.php b/src/Api/Monetization/Denormalizer/SupportedCurrencyDenormalizer.php
@@ -45,7 +45,7 @@ public function __construct(?ClassMetadataFactoryInterface $classMetadataFactory
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         // Do not apply this on array objects. ArrayDenormalizer takes care of them.
         if ('[]' === substr($type, -2)) {

diff --git a/src/Api/Monetization/Denormalizer/TermsAndConditionsDenormalizer.php b/src/Api/Monetization/Denormalizer/TermsAndConditionsDenormalizer.php
@@ -64,7 +64,7 @@ public function denormalize($data, $type, $format = null, array $context = [])
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         // Do not apply this on array objects. ArrayDenormalizer takes care of them.
         if ('[]' === substr($type, -2)) {

diff --git a/src/Denormalizer/AttributesPropertyDenormalizer.php b/src/Denormalizer/AttributesPropertyDenormalizer.php
@@ -28,7 +28,7 @@ class AttributesPropertyDenormalizer extends KeyValueMapDenormalizer
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         // Do not apply this on array objects. ArrayDenormalizer takes care of them.
         if ('[]' === substr($type, -2)) {

diff --git a/src/Denormalizer/CredentialProductDenormalizer.php b/src/Denormalizer/CredentialProductDenormalizer.php
@@ -30,7 +30,7 @@ class CredentialProductDenormalizer implements DenormalizerInterface
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         // Do not apply this on array objects. ArrayDenormalizer takes care of them.
         if ('[]' === substr($type, -2)) {

diff --git a/src/Denormalizer/EdgeDateDenormalizer.php b/src/Denormalizer/EdgeDateDenormalizer.php
@@ -73,7 +73,7 @@ public function denormalize($data, $type, $format = null, array $context = [])
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         return isset(self::$supportedTypes[$type]);
     }

diff --git a/src/Denormalizer/KeyValueMapDenormalizer.php b/src/Denormalizer/KeyValueMapDenormalizer.php
@@ -37,7 +37,7 @@ public function denormalize($data, $type, $format = null, array $context = [])
     /**
      * {@inheritdoc}
      */
-    public function supportsDenormalization($data, $type, $format = null)
+    public function supportsDenormalization($data, $type, $format = null): bool
     {
         // Do not apply this on array objects. ArrayDenormalizer takes care of them.
         if ('[]' === substr($type, -2)) {