Escaped Mutant for Mutator "SharedCaseRemoval": --- Original +++ New @@ @@ $final_pattern = '^' . $final_pattern; break; case 'find': - default: // no changes break; }

Escaped Mutant for Mutator "SharedCaseRemoval": --- Original +++ New @@ @@ case 'lookingAt': $final_pattern = '^' . $final_pattern; break; - case 'find': default: // no changes break;

Escaped Mutant for Mutator "MBString": --- Original +++ New @@ @@ break; } $final_pattern = '/' . $final_pattern . '/ui'; - $search = mb_substr($this->subject, $offset); + $search = substr($this->subject, $offset); $result = preg_match($final_pattern, $search, $groups, PREG_OFFSET_CAPTURE); if ($result === 1) { // Expand $groups into $this->groups, but being multi-byte aware

Escaped Mutant for Mutator "IncrementInteger": --- Original +++ New @@ @@ // Expand $groups into $this->groups, but being multi-byte aware $positions = []; foreach ($groups as $group) { - $positions[] = [$group[0], $offset + mb_strlen(substr($search, 0, $group[1]))]; + $positions[] = [$group[0], $offset + mb_strlen(substr($search, 1, $group[1]))]; } $this->groups = $positions; }

Escaped Mutant for Mutator "MBString": --- Original +++ New @@ @@ // Expand $groups into $this->groups, but being multi-byte aware $positions = []; foreach ($groups as $group) { - $positions[] = [$group[0], $offset + mb_strlen(substr($search, 0, $group[1]))]; + $positions[] = [$group[0], $offset + strlen(substr($search, 0, $group[1]))]; } $this->groups = $positions; }

Escaped Mutant for Mutator "Increment": --- Original +++ New @@ @@ $offset = $this->searchIndex; } // Increment search index for the next time we call this - $this->searchIndex++; + $this->searchIndex--; return $this->doMatch('find', $offset); } public function groupCount() : ?int

Escaped Mutant for Mutator "MBString": --- Original +++ New @@ @@ if (!isset($this->groups[$group])) { return null; } - return $this->groups[$group][1] + mb_strlen($this->groups[$group][0]); + return $this->groups[$group][1] + strlen($this->groups[$group][0]); } public function start(int $group = 0) : ?int {

Escaped Mutant for Mutator "DecrementInteger": --- Original +++ New @@ @@ if (!array_key_exists($regionCode, $this->regionToMetadataMap)) { // The regionCode here will be valid and won't be '001', so we don't need to worry about // what to pass in for the country calling code. - $this->loadMetadataFromFile($this->currentFilePrefix, $regionCode, 0, $this->metadataLoader); + $this->loadMetadataFromFile($this->currentFilePrefix, $regionCode, -1, $this->metadataLoader); } return $this->regionToMetadataMap[$regionCode]; }

Escaped Mutant for Mutator "IncrementInteger": --- Original +++ New @@ @@ if (!array_key_exists($regionCode, $this->regionToMetadataMap)) { // The regionCode here will be valid and won't be '001', so we don't need to worry about // what to pass in for the country calling code. - $this->loadMetadataFromFile($this->currentFilePrefix, $regionCode, 0, $this->metadataLoader); + $this->loadMetadataFromFile($this->currentFilePrefix, $regionCode, 1, $this->metadataLoader); } return $this->regionToMetadataMap[$regionCode]; }