fix ch_range; confirm action works with sequences too

src/bindings/php/Tests/ActionTest.php

@@ -4,7 +4,10 @@ include_once 'hammer.php';
 function actTest($token) 
 {
     if (is_array($token) === true) {
-        return strtoupper(join('', $token));
+        foreach($token as $chr) {
+            $ret[] = strtoupper($chr);
+        }
+        return $ret;
     } else {
         return strtoupper($token);
     }
@@ -23,9 +26,9 @@ class ActionTest extends PHPUnit_Framework_TestCase
         $result1 = h_parse($this->parser, "ab");
         $result2 = h_parse($this->parser, "AB");
         $result3 = h_parse($this->parser, "aB");
-        $this->assertEquals("AB", $result1);
-        $this->assertEquals("AB", $result2);
-        $this->assertEquals("AB", $result3);
+        $this->assertEquals(["A", "B"], $result1);
+        $this->assertEquals(["A", "B"], $result2);
+        $this->assertEquals(["A", "B"], $result3);
     }
     public function testFailure()
     {

src/bindings/php/Tests/ChRangeTest.php

@@ -8,7 +8,7 @@ class ChRangeTest extends PHPUnit_Framework_TestCase
 
     protected function setUp() 
     {
-        $this->parser = h_ch_range("a", "c");
+        $this->parser = ch_range("a", "c");
     }
     public function testSuccess() 
     {

src/bindings/php/hammer.i

@@ -175,6 +175,11 @@ function sequence()
     return h_sequence__a($arg_list);
 }
 
+function ch_range($low, $high)
+{
+    return action(h_ch_range($low, $high), \"chr\");
+}
+
 function in($charset)
 {
     return action(h_in($charset), \"chr\");