renaming OBJECT_MERGE_UNDEFINED -> OBJECT_MERGE_UNDEFINED_VALUE

Author: dcarbone

Diff for: files/constants.php

@@ -22,4 +22,4 @@
 const OBJECT_MERGE_OPT_MERGE_ARRAY_VALUES = 0x4;
 const OBJECT_MERGE_OPT_NULL_AS_UNDEFINED = 0x8;
 
-define('OBJECT_MERGE_UNDEFINED', uniqid('__OBJECT_MERGE_UNDEFINED_'));
+define('OBJECT_MERGE_UNDEFINED_VALUE', uniqid('__OBJECT_MERGE_UNDEFINED_VALUE_'));

Diff for: files/functions.php

@@ -18,18 +18,18 @@
 
 use DCarbone\ObjectMerge;
 
-if (!function_exists('object_merge_value_undefined')) {
+if (!function_exists('is_object_merge_undefined_value')) {
     /**
      * @param mixed $value
      * @param int $opts
      * @return bool
      */
-    function object_merge_value_undefined($value, $opts = 0)
+    function is_object_merge_undefined_value($value, $opts = 0)
     {
         if (null === $value && 0 !== ($opts & OBJECT_MERGE_OPT_NULL_AS_UNDEFINED)) {
             return true;
         }
-        return $value === OBJECT_MERGE_UNDEFINED;
+        return $value === OBJECT_MERGE_UNDEFINED_VALUE;
     }
 }
 

Diff for: src/ObjectMerge.php

@@ -274,8 +274,8 @@ private static function _mergeArrayValues(array $leftValue, array $rightValue)
                 $rightDefined = array_key_exists($i, $rightValue);
                 $out[$i] = self::_mergeValues(
                     $i,
-                    $leftDefined ? $leftValue[$i] : OBJECT_MERGE_UNDEFINED,
-                    $rightDefined ? $rightValue[$i] : OBJECT_MERGE_UNDEFINED
+                    $leftDefined ? $leftValue[$i] : OBJECT_MERGE_UNDEFINED_VALUE,
+                    $rightDefined ? $rightValue[$i] : OBJECT_MERGE_UNDEFINED_VALUE
                 );
             }
         } else {
@@ -314,8 +314,8 @@ private static function _mergeObjectValues(stdClass $leftValue, stdClass $rightV
         foreach (array_keys(get_object_vars($leftValue) + get_object_vars($rightValue)) as $key) {
             $out->{$key} = self::_mergeValues(
                 $key,
-                property_exists($leftValue, $key) ? $leftValue->{$key} : OBJECT_MERGE_UNDEFINED,
-                property_exists($rightValue, $key) ? $rightValue->{$key} : OBJECT_MERGE_UNDEFINED
+                property_exists($leftValue, $key) ? $leftValue->{$key} : OBJECT_MERGE_UNDEFINED_VALUE,
+                property_exists($rightValue, $key) ? $rightValue->{$key} : OBJECT_MERGE_UNDEFINED_VALUE
             );
         }
 
@@ -340,7 +340,7 @@ private static function _mergeValues($key, $leftValue, $rightValue)
             if (self::OBJECT_T === $resT) {
                 if ($res instanceof ObjectMergeResult && !$res->shouldContinue()) {
                     $finalValue = $res->getFinalValue();
-                    if (OBJECT_MERGE_UNDEFINED !== $finalValue) {
+                    if (OBJECT_MERGE_UNDEFINED_VALUE !== $finalValue) {
                         return $finalValue;
                     }
                     $leftValue = $res->getLeftValue();
@@ -351,8 +351,8 @@ private static function _mergeValues($key, $leftValue, $rightValue)
             }
         }
 
-        $leftUndefined = object_merge_value_undefined($leftValue, self::$_opts);
-        $rightUndefined = object_merge_value_undefined($rightValue, self::$_opts);
+        $leftUndefined = is_object_merge_undefined_value($leftValue, self::$_opts);
+        $rightUndefined = is_object_merge_undefined_value($rightValue, self::$_opts);
 
         if ($leftUndefined && $rightUndefined) {
             if (self::_optSet(OBJECT_MERGE_OPT_NULL_AS_UNDEFINED)) {

Diff for: src/ObjectMergeResult.php

@@ -80,23 +80,23 @@ public function shouldContinue()
      */
     public function getFinalValue()
     {
-        return (isset($this->finalValue) || null === $this->finalValue) ? $this->finalValue : OBJECT_MERGE_UNDEFINED;
+        return (isset($this->finalValue) || null === $this->finalValue) ? $this->finalValue : OBJECT_MERGE_UNDEFINED_VALUE;
     }
 
     /**
      * @return mixed
      */
     public function getLeftValue()
     {
-        return (isset($this->leftValue) || null === $this->leftValue) ? $this->leftValue : OBJECT_MERGE_UNDEFINED;
+        return (isset($this->leftValue) || null === $this->leftValue) ? $this->leftValue : OBJECT_MERGE_UNDEFINED_VALUE;
     }
 
     /**
      * @return mixed
      */
     public function getRightValue()
     {
-        return (isset($this->rightValue) || null === $this->rightValue) ? $this->rightValue : OBJECT_MERGE_UNDEFINED;
+        return (isset($this->rightValue) || null === $this->rightValue) ? $this->rightValue : OBJECT_MERGE_UNDEFINED_VALUE;
     }
 
     /**