Pint applied for formatting

src/FactorGraphs/DefaultVariable.php

@@ -1,4 +1,6 @@
-<?php namespace DNW\Skills\FactorGraphs;
+<?php
+
+namespace DNW\Skills\FactorGraphs;
 
 use Exception;
 
@@ -7,7 +9,7 @@ class DefaultVariable extends Variable
 {
     public function __construct()
     {
-        parent::__construct("Default", null);
+        parent::__construct('Default', null);
     }
 
     public function getValue()
@@ -19,4 +21,4 @@ class DefaultVariable extends Variable
     {
         throw new Exception();
     }
-}
+}

src/FactorGraphs/Factor.php

@@ -1,20 +1,24 @@
-<?php namespace DNW\Skills\FactorGraphs;
+<?php
+
+namespace DNW\Skills\FactorGraphs;
 
-use Exception;
 use DNW\Skills\Guard;
 use DNW\Skills\HashMap;
+use Exception;
 
 abstract class Factor
 {
-    private $_messages = array();
+    private $_messages = [];
+
     private $_messageToVariableBinding;
 
     private $_name;
-    private $_variables = array();
+
+    private $_variables = [];
 
     protected function __construct($name)
     {
-        $this->_name = "Factor[" . $name . "]";
+        $this->_name = 'Factor['.$name.']';
         $this->_messageToVariableBinding = new HashMap();
     }
 
@@ -46,14 +50,17 @@ abstract class Factor
 
     /**
      * Update the message and marginal of the i-th variable that the factor is connected to
+     *
      * @param $messageIndex
+     *
      * @throws Exception
      */
     public function updateMessageIndex($messageIndex)
     {
-        Guard::argumentIsValidIndex($messageIndex, count($this->_messages), "messageIndex");
+        Guard::argumentIsValidIndex($messageIndex, count($this->_messages), 'messageIndex');
         $message = $this->_messages[$messageIndex];
         $variable = $this->_messageToVariableBinding->getValue($message);
+
         return $this->updateMessageVariable($message, $variable);
     }
 
@@ -75,28 +82,32 @@ abstract class Factor
 
     /**
      * Sends the ith message to the marginal and returns the log-normalization constant
+     *
      * @param $messageIndex
      * @return
+     *
      * @throws Exception
      */
     public function sendMessageIndex($messageIndex)
     {
-        Guard::argumentIsValidIndex($messageIndex, count($this->_messages), "messageIndex");
+        Guard::argumentIsValidIndex($messageIndex, count($this->_messages), 'messageIndex');
 
         $message = $this->_messages[$messageIndex];
         $variable = $this->_messageToVariableBinding->getValue($message);
+
         return $this->sendMessageVariable($message, $variable);
     }
 
-    protected abstract function sendMessageVariable(Message $message, Variable $variable);
+    abstract protected function sendMessageVariable(Message $message, Variable $variable);
 
-    public abstract function createVariableToMessageBinding(Variable $variable);
+    abstract public function createVariableToMessageBinding(Variable $variable);
 
     protected function createVariableToMessageBindingWithMessage(Variable $variable, Message $message)
     {
         $this->_messageToVariableBinding->setValue($message, $variable);
         $this->_messages[] = $message;
         $this->_variables[] = $variable;
+
         return $message;
     }
 
@@ -104,4 +115,4 @@ abstract class Factor
     {
         return $this->_name;
     }
-}
+}

src/FactorGraphs/FactorGraph.php

@@ -1,4 +1,6 @@
-<?php namespace DNW\Skills\FactorGraphs;
+<?php
+
+namespace DNW\Skills\FactorGraphs;
 
 class FactorGraph
 {
@@ -13,4 +15,4 @@ class FactorGraph
     {
         $this->_variableFactory = $factory;
     }
-}
+}

src/FactorGraphs/FactorGraphLayer.php

@@ -1,10 +1,16 @@
-<?php namespace DNW\Skills\FactorGraphs;
+<?php
+
+namespace DNW\Skills\FactorGraphs;
+
 // edit this
 abstract class FactorGraphLayer
 {
-    private $_localFactors = array();
-    private $_outputVariablesGroups = array();
-    private $_inputVariablesGroups = array();
+    private $_localFactors = [];
+
+    private $_outputVariablesGroups = [];
+
+    private $_inputVariablesGroups = [];
+
     private $_parentFactorGraph;
 
     protected function __construct(FactorGraph $parentGraph)
@@ -54,7 +60,7 @@ abstract class FactorGraphLayer
         $this->_localFactors[] = $factor;
     }
 
-    public abstract function buildLayer();
+    abstract public function buildLayer();
 
     public function createPriorSchedule()
     {
@@ -65,4 +71,4 @@ abstract class FactorGraphLayer
     {
         return null;
     }
-}
+}

src/FactorGraphs/FactorList.php

@@ -1,11 +1,13 @@
-<?php namespace DNW\Skills\FactorGraphs;
+<?php
+
+namespace DNW\Skills\FactorGraphs;
 
 /**
  * Helper class for computing the factor graph's normalization constant.
  */
 class FactorList
 {
-    private $_list = array();
+    private $_list = [];
 
     public function getLogNormalization()
     {
@@ -45,6 +47,7 @@ class FactorList
     public function addFactor(Factor $factor)
     {
         $this->_list[] = $factor;
+
         return $factor;
     }
-}
+}

src/FactorGraphs/KeyedVariable.php

@@ -1,4 +1,6 @@
-<?php namespace DNW\Skills\FactorGraphs;
+<?php
+
+namespace DNW\Skills\FactorGraphs;
 
 class KeyedVariable extends Variable
 {
@@ -14,4 +16,4 @@ class KeyedVariable extends Variable
     {
         return $this->_key;
     }
-}
+}

src/FactorGraphs/Message.php

@@ -1,8 +1,11 @@
-<?php namespace DNW\Skills\FactorGraphs;
+<?php
+
+namespace DNW\Skills\FactorGraphs;
 
 class Message
 {
     private $_name;
+
     private $_value;
 
     public function __construct($value = null, $name = null)
@@ -23,6 +26,6 @@ class Message
 
     public function __toString()
     {
-        return (string)$this->_name;
+        return (string) $this->_name;
     }
-}
+}

src/FactorGraphs/Schedule.php

@@ -1,4 +1,6 @@
-<?php namespace DNW\Skills\FactorGraphs;
+<?php
+
+namespace DNW\Skills\FactorGraphs;
 
 abstract class Schedule
 {
@@ -9,10 +11,10 @@ abstract class Schedule
         $this->_name = $name;
     }
 
-    public abstract function visit($depth = -1, $maxDepth = 0);
+    abstract public function visit($depth = -1, $maxDepth = 0);
 
     public function __toString()
     {
         return $this->_name;
     }
-}
+}

src/FactorGraphs/ScheduleLoop.php

@@ -1,8 +1,11 @@
-<?php namespace DNW\Skills\FactorGraphs;
+<?php
+
+namespace DNW\Skills\FactorGraphs;
 
 class ScheduleLoop extends Schedule
 {
     private $_maxDelta;
+
     private $_scheduleToLoop;
 
     public function __construct($name, Schedule $scheduleToLoop, $maxDelta)
@@ -23,4 +26,4 @@ class ScheduleLoop extends Schedule
 
         return $delta;
     }
-}
+}

src/FactorGraphs/ScheduleSequence.php

@@ -1,4 +1,6 @@
-<?php namespace DNW\Skills\FactorGraphs;
+<?php
+
+namespace DNW\Skills\FactorGraphs;
 
 class ScheduleSequence extends Schedule
 {
@@ -22,4 +24,4 @@ class ScheduleSequence extends Schedule
 
         return $maxDelta;
     }
-}
+}

src/FactorGraphs/ScheduleStep.php

@@ -1,8 +1,11 @@
-<?php namespace DNW\Skills\FactorGraphs;
+<?php
+
+namespace DNW\Skills\FactorGraphs;
 
 class ScheduleStep extends Schedule
 {
     private $_factor;
+
     private $_index;
 
     public function __construct($name, Factor $factor, $index)
@@ -16,6 +19,7 @@ class ScheduleStep extends Schedule
     {
         $currentFactor = $this->_factor;
         $delta = $currentFactor->updateMessageIndex($this->_index);
+
         return $delta;
     }
-}
+}

src/FactorGraphs/Variable.php

@@ -1,15 +1,18 @@
 <?php
+
 namespace DNW\Skills\FactorGraphs;
 
 class Variable
 {
     private $_name;
+
     private $_prior;
+
     private $_value;
 
     public function __construct($name, $prior)
     {
-        $this->_name = "Variable[" . $name . "]";
+        $this->_name = 'Variable['.$name.']';
         $this->_prior = $prior;
         $this->resetToPrior();
     }
@@ -33,4 +36,4 @@ class Variable
     {
         return $this->_name;
     }
-}
+}

src/FactorGraphs/VariableFactory.php

@@ -1,4 +1,6 @@
-<?php namespace DNW\Skills\FactorGraphs;
+<?php
+
+namespace DNW\Skills\FactorGraphs;
 
 class VariableFactory
 {
@@ -14,6 +16,7 @@ class VariableFactory
     {
         $initializer = $this->_variablePriorInitializer;
         $newVar = new Variable($name, $initializer());
+
         return $newVar;
     }
 
@@ -21,6 +24,7 @@ class VariableFactory
     {
         $initializer = $this->_variablePriorInitializer;
         $newVar = new KeyedVariable($key, $name, $initializer());
+
         return $newVar;
     }
 }