Reference evaluator factories implemented

Author: remorhaz

src/Pointer/Evaluate/LocatorEvaluate.php

@@ -55,13 +55,16 @@ abstract class LocatorEvaluate
      */
     protected $result;
 
-    protected $nonNumericIndices = false;
-
     /**
      * @var ReferenceEvaluate|null
      */
     protected $referenceEvaluate;
 
+    /**
+     * @var ReferenceEvaluateFactory|null
+     */
+    protected $referenceEvaluateFactory;
+
 
     /**
      * Constructor.
@@ -183,14 +186,18 @@ public function &getResult()
 
     public function allowNonNumericIndices()
     {
-        $this->nonNumericIndices = true;
+        $this
+            ->getReferenceEvaluateFactory()
+            ->allowNonNumericIndices();
         return $this;
     }
 
 
     public function forbidNonNumericIndices()
     {
-        $this->nonNumericIndices = false;
+        $this
+            ->getReferenceEvaluateFactory()
+            ->forbidNonNumericIndices();
         return $this;
     }
 
@@ -222,70 +229,51 @@ public function perform()
 
 
     /**
-     * @param Reference $reference
-     * @return ReferenceEvaluate
+     * @return ReferenceEvaluateFactory
      */
-    protected function createReferenceEvaluate(Reference $reference)
-    {
-        if (is_object($this->dataCursor)) {
-            return $this->createReferenceEvaluateProperty($reference);
-        }
-        if (is_array($this->dataCursor)) {
-            return $this->createReferenceEvaluateIndex($reference);
-        }
-        return $this->createReferenceEvaluateScalar($reference);
-    }
-
-
-    abstract protected function createReferenceEvaluateProperty(Reference $reference);
+    abstract protected function createReferenceEvaluateFactory();
 
 
-    protected function createReferenceEvaluateIndex(Reference $reference)
+    /**
+     * @return ReferenceEvaluateFactory
+     */
+    protected function getReferenceEvaluateFactory()
     {
-        switch ($reference->getType()) {
-            case $reference::TYPE_NEXT_INDEX:
-                return $this->createReferenceEvaluateNextIndex($reference);
-
-            case $reference::TYPE_INDEX:
-                return $this->createReferenceEvaluateNumericIndex($reference);
-
-            case $reference::TYPE_PROPERTY:
-                return $this->createReferenceEvaluateNonNumericIndex($reference);
+        if (null === $this->referenceEvaluateFactory) {
+            $this->referenceEvaluateFactory = $this->createReferenceEvaluateFactory();
         }
-        return $this->createReferenceEvaluateUnknownIndex($reference);
+        return $this->referenceEvaluateFactory;
     }
 
 
-    abstract protected function createReferenceEvaluateNextIndex(Reference $reference);
-
-
-    abstract protected function createReferenceEvaluateNumericIndex(Reference $reference);
-
-
-    protected function createReferenceEvaluateNonNumericIndex(Reference $reference)
+    protected function setupReferenceEvaluateFactory(Reference $reference)
     {
-        return $this->nonNumericIndices
-            ? $this->createReferenceEvaluateAllowedNonNumericIndex($reference)
-            : $this->createReferenceEvaluateNotAllowedNonNumericIndex($reference);
+        $this
+            ->getReferenceEvaluateFactory()
+            ->setReference($reference)
+            ->setDataCursor($this->dataCursor);
+        return $this;
     }
 
 
-    abstract protected function createReferenceEvaluateAllowedNonNumericIndex(Reference $reference);
-
-
-    abstract protected function createReferenceEvaluateNotAllowedNonNumericIndex(Reference $reference);
-
-
-    abstract protected function createReferenceEvaluateUnknownIndex(Reference $reference);
-
-
-    abstract protected function createReferenceEvaluateScalar(Reference $reference);
+    /**
+     * @param Reference $reference
+     * @return ReferenceEvaluate
+     */
+    protected function createReferenceEvaluate(Reference $reference)
+    {
+        return $this
+            ->setupReferenceEvaluateFactory($reference)
+            ->getReferenceEvaluateFactory()
+            ->createReferenceEvaluate();
+    }
 
 
     protected function setupReferenceEvaluate(Reference $reference)
     {
         $this->referenceEvaluate = $this
             ->createReferenceEvaluate($reference)
+            ->setReference($reference)
             ->setDataCursor($this->dataCursor);
         return $this;
     }

src/Pointer/Evaluate/LocatorRead.php

@@ -13,52 +13,9 @@ protected function processCursor()
         return $this->setResult($this->dataCursor);
     }
 
-
-    protected function createReferenceEvaluateProperty(Reference $reference)
-    {
-        return ReferenceReadProperty::factory()
-            ->setReference($reference);
-    }
-
-
-    protected function createReferenceEvaluateNextIndex(Reference $reference)
-    {
-        return ReferenceReadNextIndex::factory()
-            ->setReference($reference);
-    }
-
-
-    protected function createReferenceEvaluateNumericIndex(Reference $reference)
-    {
-        return ReferenceReadNumericIndex::factory()
-            ->setReference($reference);
-    }
-
-
-    protected function createReferenceEvaluateAllowedNonNumericIndex(Reference $reference)
-    {
-        return ReferenceReadAllowedNonNumericIndex::factory()
-            ->setReference($reference);
-    }
-
-
-    protected function createReferenceEvaluateNotAllowedNonNumericIndex(Reference $reference)
-    {
-        return ReferenceReadNotAllowedNonNumericIndex::factory()
-            ->setReference($reference);
-    }
-
-
-    protected function createReferenceEvaluateUnknownIndex(Reference $reference)
-    {
-        throw new DomainException(
-            "Failed to create array read evaluator for reference of type {$reference->getType()}"
-        );
-    }
-
-
-    protected function createReferenceEvaluateScalar(Reference $reference)
+    
+    protected function createReferenceEvaluateFactory()
     {
-        throw new EvaluateException("Cannot read non-structured data by reference '{$reference->getText()}'");
+        return ReferenceReadFactory::factory();
     }
 }

src/Pointer/Evaluate/LocatorTest.php

@@ -15,51 +15,8 @@ protected function processCursor()
     }
 
 
-    protected function createReferenceEvaluateProperty(Reference $reference)
+    protected function createReferenceEvaluateFactory()
     {
-        return ReferenceTestProperty::factory()
-            ->setReference($reference);
-    }
-
-
-    protected function createReferenceEvaluateNextIndex(Reference $reference)
-    {
-        return ReferenceTestNextIndex::factory()
-            ->setReference($reference);
-    }
-
-
-    protected function createReferenceEvaluateNumericIndex(Reference $reference)
-    {
-        return ReferenceTestNumericIndex::factory()
-            ->setReference($reference);
-    }
-
-
-    protected function createReferenceEvaluateAllowedNonNumericIndex(Reference $reference)
-    {
-        return ReferenceTestAllowedNonNumericIndex::factory()
-            ->setReference($reference);
-    }
-
-
-    protected function createReferenceEvaluateNotAllowedNonNumericIndex(Reference $reference)
-    {
-        return ReferenceTestNotAllowedNonNumericIndex::factory()
-            ->setReference($reference);
-    }
-
-
-    protected function createReferenceEvaluateUnknownIndex(Reference $reference)
-    {
-        throw new DomainException(
-            "Failed to create array test evaluator for reference of type {$reference->getType()}"
-        );
-    }
-
-
-    protected function createReferenceEvaluateScalar(Reference $reference)
-    {
-        throw new EvaluateException("Cannot test non-structured data by reference '{$reference->getText()}'");
+        return ReferenceTestFactory::factory();
     }
 }

src/Pointer/Evaluate/LocatorWrite.php

@@ -36,14 +36,22 @@ protected function getValue()
 
     public function allowNumericIndexGaps()
     {
-        $this->numericIndexGaps = true;
+        $factory = $this
+            ->getReferenceEvaluateFactory();
+        if ($factory instanceof ReferenceWriteFactory) {
+            $factory->allowNumericIndexGaps();
+        }
         return $this;
     }
 
 
     public function forbidNumericIndexGaps()
     {
-        $this->numericIndexGaps = false;
+        $factory = $this
+            ->getReferenceEvaluateFactory();
+        if ($factory instanceof ReferenceWriteFactory) {
+            $factory->forbidNumericIndexGaps();
+        }
         return $this;
     }
 
@@ -56,6 +64,12 @@ protected function processCursor()
     }
 
 
+    protected function createReferenceEvaluateFactory()
+    {
+        return ReferenceWriteFactory::factory();
+    }
+
+
     protected function setupReferenceEvaluate(Reference $reference)
     {
         $referenceEvaluate = parent::setupReferenceEvaluate($reference)
@@ -65,56 +79,4 @@ protected function setupReferenceEvaluate(Reference $reference)
         }
         return $this;
     }
-
-
-    protected function createReferenceEvaluateProperty(Reference $reference)
-    {
-        return ReferenceWriteProperty::factory()
-            ->setReference($reference);
-    }
-
-
-    protected function createReferenceEvaluateNextIndex(Reference $reference)
-    {
-        return ReferenceWriteNextIndex::factory()
-            ->setReference($reference);
-    }
-
-
-    protected function createReferenceEvaluateNumericIndex(Reference $reference)
-    {
-        return $this->numericIndexGaps
-            ? ReferenceWriteNumericIndexWithGaps::factory()
-                ->setReference($reference)
-            : ReferenceWriteNumericIndexWithoutGaps::factory()
-                ->setReference($reference);
-    }
-
-
-    protected function createReferenceEvaluateAllowedNonNumericIndex(Reference $reference)
-    {
-        return ReferenceWriteAllowedNonNumericIndex::factory()
-            ->setReference($reference);
-    }
-
-
-    protected function createReferenceEvaluateNotAllowedNonNumericIndex(Reference $reference)
-    {
-        return ReferenceWriteNotAllowedNonNumericIndex::factory()
-            ->setReference($reference);
-    }
-
-
-    protected function createReferenceEvaluateUnknownIndex(Reference $reference)
-    {
-        throw new DomainException(
-            "Failed to create array write evaluator for reference of type {$reference->getType()}"
-        );
-    }
-
-
-    protected function createReferenceEvaluateScalar(Reference $reference)
-    {
-        throw new EvaluateException("Cannot write non-structured data by reference '{$reference->getText()}'");
-    }
 }