60      * @param string $mode         Should only apply this
64     public function addPattern($pattern, $mode = "accept")  argument
66         if (! isset($this->regexes[$mode])) {
67             $this->regexes[$mode] = new ParallelRegex($this->case);
69         $this->regexes[$mode]->addPattern($pattern);
78 … * @param string $mode         Should only apply this pattern when dealing with this type of input.
81     public function addEntryPattern($pattern, $mode, $new_mode)  argument
83         if (! isset($this->regexes[$mode])) {
84             $this->regexes[$mode] = new ParallelRegex($this->case);
86         $this->regexes[$mode]->addPattern($pattern, $new_mode);
93      * @param string $mode         Mode to leave.
95     public function addExitPattern($pattern, $mode)  argument
97         if (! isset($this->regexes[$mode])) {
98             $this->regexes[$mode] = new ParallelRegex($this->case);
100         $this->regexes[$mode]->addPattern($pattern, self::MODE_EXIT);
110 … * @param string $mode         Should only apply this pattern when dealing with this type of input.
113     public function addSpecialPattern($pattern, $mode, $special)  argument
115         if (! isset($this->regexes[$mode])) {
116             $this->regexes[$mode] = new ParallelRegex($this->case);
118         $this->regexes[$mode]->addPattern($pattern, self::MODE_SPECIAL_PREFIX . $special);
124      * @param string $mode        Mode to be remapped.
127     public function mapHandler($mode, $handler)  argument
129         $this->mode_handlers[$mode] = $handler;
148             [$unmatched, $matched, $mode] = $parsed;
150             if (! $this->dispatchTokens($unmatched, $matched, $mode, $offset, $matchPos)) {
182      * @param bool|string $mode Mode after match. A boolean false mode causes no change.
187     protected function dispatchTokens($unmatched, $matched, $mode, $initialPos, $matchPos)  argument
192         if ($this->isModeEnd($mode)) {
198         if ($this->isSpecialMode($mode)) {
199             $this->modeStack->enter($this->decodeSpecial($mode));
205         if (is_string($mode)) {
206             $this->modeStack->enter($mode);
216      * @param string $mode    Mode to test.
219     protected function isModeEnd($mode)  argument
221         return ($mode === self::MODE_EXIT);
228      * @param string $mode    Mode to test.
231     protected function isSpecialMode($mode)  argument
233         return str_starts_with($mode, self::MODE_SPECIAL_PREFIX);
239      * @param string $mode    Mode to decode.
242     protected function decodeSpecial($mode)  argument
244         return substr($mode, strlen(self::MODE_SPECIAL_PREFIX));