lexer bug if exclam mark on unclosed symbol

src/figdice/classes/lexer/DFAStateSymbol.php

@@ -89,6 +89,9 @@ public function input(Lexer $lexer, $char) {
 			$lexer->pushOperator(new TokenMul());
 		}
 		else if($char == '!') {
+      if (! $this->closed) {
+        $lexer->pushOperand(new TokenSymbol($this->buffer));
+      }
 			$lexer->setStateComparison($char);
 		}
 		else if(self::isBlank($char)) {

test/UniverseTest.php

@@ -0,0 +1,75 @@
+<?php
+/**
+ * @author Gabriel Zerbib <gabriel@figdice.org>
+ * @copyright 2004-2015, Gabriel Zerbib.
+ * @version 2.1.1
+ * @package FigDice
+ *
+ * This file is part of FigDice.
+ *
+ * FigDice is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * any later version.
+ *
+ * FigDice is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with FigDice.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+use figdice\View;
+
+/**
+ * Unit Test Class for basic View loading
+ */
+class UniverseTest extends PHPUnit_Framework_TestCase {
+
+	private function symbolize($expr, $universe)
+  {
+    $view = new View();
+    $view->loadString('<fig:text fig:text="' . $expr . '"/>');
+    foreach ($universe as $key => $value) {
+      $view->mount($key, $value);
+    }
+    return $view->render();
+  }
+
+  /**
+   * This test must be done with a real View object, instead of a Mock,
+   * because it activates the bubbling Universe resolution.
+   * TODO: At some point we will need to factor out the Universe resolution,
+   * and make it less adhering to the View code.
+   */
+	public function testRelativeOneLevelSymbol()
+	{
+    $this->assertEquals(47, $this->symbolize('dummy', ['dummy' => 47]));
+	}
+
+  public function testRelativeTwoLevelSymbol()
+  {
+    $this->assertEquals(48, $this->symbolize('dummy/test', ['dummy' => ['test' => 48]]));
+  }
+
+  public function testAbsoluteOneLevelSymbol()
+  {
+    $this->assertEquals(47, $this->symbolize('/dummy', ['dummy' => 47]));
+  }
+
+  public function testAbsoluteTwoLevelSymbol()
+  {
+    $this->assertEquals(48, $this->symbolize('/dummy/test', ['dummy' => ['test' => 48]]));
+  }
+
+  public function testExclamMarkNextToSymbol()
+  {
+    $this->assertFalse($this->symbolize('dummy!=47', ['dummy' => 47]));
+  }
+  public function testExclamMarkAfterSymbol()
+  {
+    $this->assertFalse($this->symbolize('dummy !=47', ['dummy' => 47]));
+  }
+}