Merge branch '2.8' into 3.4

* 2.8:
  [Console] Fixed boxed table style with colspan
  parse numbers terminated with decimal separator
  fail reverse transforming invalid RFC 3339 dates

Author: nicolas-grekas

Helper/Table.php

@@ -612,7 +612,7 @@ private function calculateColumnsWidth(array $rows)
                 $lengths[] = $this->getCellWidth($row, $column);
             }
 
-            $this->effectiveColumnWidths[$column] = max($lengths) + \strlen($this->style->getCellRowContentFormat()) - 2;
+            $this->effectiveColumnWidths[$column] = max($lengths) + Helper::strlen($this->style->getCellRowContentFormat()) - 2;
         }
     }
 
@@ -623,7 +623,7 @@ private function calculateColumnsWidth(array $rows)
      */
     private function getColumnSeparatorWidth()
     {
-        return \strlen(sprintf($this->style->getBorderFormat(), $this->style->getVerticalBorderChar()));
+        return Helper::strlen(sprintf($this->style->getBorderFormat(), $this->style->getVerticalBorderChar()));
     }
 
     /**

Tests/Helper/TableTest.php

@@ -824,6 +824,42 @@ public function testGetStyleDefinition()
         Table::getStyleDefinition('absent');
     }
 
+    public function testBoxedStyleWithColspan()
+    {
+        $boxed = new TableStyle();
+        $boxed
+            ->setHorizontalBorderChar('─')
+            ->setVerticalBorderChar('│')
+            ->setCrossingChar('┼')
+        ;
+
+        $table = new Table($output = $this->getOutputStream());
+        $table->setStyle($boxed);
+        $table
+            ->setHeaders(array('ISBN', 'Title', 'Author'))
+            ->setRows(array(
+                array('99921-58-10-7', 'Divine Comedy', 'Dante Alighieri'),
+                new TableSeparator(),
+                array(new TableCell('This value spans 3 columns.', array('colspan' => 3))),
+            ))
+        ;
+        $table->render();
+
+        $expected =
+            <<<TABLE
+┼───────────────┼───────────────┼─────────────────┼
+│ ISBN          │ Title         │ Author          │
+┼───────────────┼───────────────┼─────────────────┼
+│ 99921-58-10-7 │ Divine Comedy │ Dante Alighieri │
+┼───────────────┼───────────────┼─────────────────┼
+│ This value spans 3 columns.                     │
+┼───────────────┼───────────────┼─────────────────┼
+
+TABLE;
+
+        $this->assertSame($expected, $this->getOutputContent($output));
+    }
+
     protected function getOutputStream($decorated = false)
     {
         return new StreamOutput($this->stream, StreamOutput::VERBOSITY_NORMAL, $decorated);