src/Schema.php
public function toArray()
    {
        return [
            'id'          => $this->id,
            'curie'       => $this->getCurie(),
            'curie_major' => $this->getCurieMajor(),
            'qname'       => $this->getQName(),
            'class_name'  => $this->className,
            'mixins'      => array_map(
                function (Mixin $mixin) {
                    return $mixin->getId();
                },
                array_values($this->mixins)
            ),
            'fields'      => $this->fields,
        ];
    }
public function toArray()
    {
        return [
            'id'          => $this->id,
            'curie'       => $this->getCurie(),
            'curie_major' => $this->getCurieMajor(),
            'qname'       => $this->getQName(),
            'class_name'  => $this->className,
            'mixins'      => array_map(
                function (Mixin $mixin) {
                    return $mixin->getId();
                },
                array_values($this->mixins)
            ),
            'fields'      => $this->fields,
        ];
    }
{@inheritdoc}