Merge pull request #29 from douglasgalico/master

Adding "when" and FilterBuilder and fix unexpected semicolon

Author: babenkoivan

src/Builders/FilterBuilder.php

@@ -44,7 +44,7 @@ public function where($field, $value)
                 $this->wheres['must'][] = ['range' => [$field => ['gt' => $value]]];
                 break;
 
-            case '<';
+            case '<':
                 $this->wheres['must'][] = ['range' => [$field => ['lt' => $value]]];
                 break;
 
@@ -114,6 +114,17 @@ public function whereRegexp($field, $value, $flags = 'ALL')
         return $this;
     }
 
+    public function when($value, callable $callback, callable $default = null)
+    {
+        if ($value) {
+            return $callback($this);
+        } elseif ($default) {
+            return $default($this);
+        }
+
+        return $this;
+    }
+
     public function orderBy($column, $direction = 'asc')
     {
         $this->orders[] = [$column => strtolower($direction) == 'asc' ? 'asc' : 'desc'];
@@ -142,4 +153,4 @@ public function with($relations)
 
         return $this;
     }
-}
+}

src/Builders/SearchBuilder.php

@@ -19,4 +19,4 @@ public function rule($rule)
 
         return $this;
     }
-}
+}