@@ -87,7 +87,7 @@ discard block  | 
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| 87 | 87 |                  if (count($set) > 0) { | 
                                                        
| 88 | 88 |                      if ($match[1] === '(') { | 
                                                        
| 89 | 89 |                          foreach ($set as $setIndex => $item) { | 
                                                        
| 90 | - $set[$setIndex] = $this->signatures['alternation'] . $item;  | 
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| 90 | + $set[$setIndex] = $this->signatures['alternation'].$item;  | 
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| 91 | 91 | }  | 
                                                        
| 92 | 92 |                          $triggerString = str_replace($match[0], "{{$index}}", $triggerString); | 
                                                        
| 93 | 93 | $sets [] = $set;  | 
                                                        
@@ -118,7 +118,7 @@ discard block  | 
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| 118 | 118 |                          $tmp = str_replace("{{$index}}", $string, $tmp); | 
                                                        
| 119 | 119 | }  | 
                                                        
| 120 | 120 | |
| 121 | - $tmp = str_replace([$this->signatures['optional'] . " ", $this->signatures['optional']], "", $tmp);  | 
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| 121 | + $tmp = str_replace([$this->signatures['optional']." ", $this->signatures['optional']], "", $tmp);  | 
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| 122 | 122 | $tmp = trim($tmp);  | 
                                                        
| 123 | 123 | |
| 124 | 124 | $sentences [] = $tmp;  | 
                                                        
@@ -127,7 +127,7 @@ discard block  | 
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| 127 | 127 | $signature = $this->signatures['alternation'];  | 
                                                        
| 128 | 128 | $cmp = [$this, 'isMatchesWithoutSignature'];  | 
                                                        
| 129 | 129 | |
| 130 | -                $result = array_filter($sentences, static function (string $sentence) use ($input, $signature, $cmp) { | 
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| 130 | +                $result = array_filter($sentences, static function(string $sentence) use ($input, $signature, $cmp) { | 
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| 131 | 131 |                      if (strpos($sentence, $signature) > -1) { | 
                                                        
| 132 | 132 | return $cmp(strtolower($sentence), strtolower($input->source()));  | 
                                                        
| 133 | 133 | }  |