21     private $equivalence;  variable in Antlr\\Antlr4\\Runtime\\Utils\\Map
23     public function __construct(?Equivalence $equivalence = null)  argument
25         $this->equivalence = $equivalence ?? new DefaultEquivalence();
35         $hash = $this->equivalence->hash($key);
42             if ($this->equivalence->equivalent($key, $entryKey)) {
55         $hash = $this->equivalence->hash($key);
62             if ($this->equivalence->equivalent($key, $entryKey)) {
75         $hash = $this->equivalence->hash($key);
82             if ($this->equivalence->equivalent($key, $entryKey)) {
96         $hash = $this->equivalence->hash($key);
103             if (!$this->equivalence->equivalent($key, $entryKey)) {
127             || !$this->equivalence->equals($other->equivalence)) {
141                 if (!$this->equivalence->equivalent($key, $otherKey)