Add ability to get functions and operators that have been registered

2 files changed, 43 insertions, 0 deletions

diff --git a/src/NXP/Classes/TokenFactory.php b/src/NXP/Classes/TokenFactory.php
index 19ba1cf..2b1e00e 100644
--- a/src/NXP/Classes/TokenFactory.php
+++ b/src/NXP/Classes/TokenFactory.php
@@ -51,6 +51,18 @@ class TokenFactory
         $this->functions[$name] = array($places, $function);
     }
 
+
+    /**
+     * get functions
+     *
+     * @return array containing callback and places indexed by
+     *         function name
+     */
+    public function getFunctions()
+    {
+        return $this->functions;
+    }
+
     /**
      * Add operator
      * @param  string                                  $operatorClass
@@ -69,6 +81,16 @@ class TokenFactory
     }
 
     /**
+     * Get registered operators
+     *
+     * @return array of operator class names
+     */
+    public function getOperators()
+    {
+        return $this->operators;
+    }
+
+    /**
      * Add variable
      * @param string $name
      * @param mixed  $value
diff --git a/src/NXP/MathExecutor.php b/src/NXP/MathExecutor.php
index f348355..0c3d185 100644
--- a/src/NXP/MathExecutor.php
+++ b/src/NXP/MathExecutor.php
@@ -157,6 +157,16 @@ class MathExecutor
     }
 
     /**
+     * Get all registered operators to executor
+     *
+     * @return array of operator class names
+     */
+    public function getOperators()
+    {
+        return $this->tokenFactory->getOperators();
+    }
+
+    /**
      * Add function to executor
      *
      * @param  string       $name     Name of function
@@ -172,6 +182,17 @@ class MathExecutor
     }
 
     /**
+     * Get all registered functions
+     *
+     * @return array containing callback and places indexed by
+     *         function name
+     */
+    public function getFunctions()
+    {
+        return $this->tokenFactory->getFunctions();
+    }
+
+    /**
      * Execute expression
      *
      * @param $expression