54 lines
1.7 KiB
PHP
54 lines
1.7 KiB
PHP
<?php
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namespace nur\sery\wip\schema\_list;
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use nur\sery\ref\schema\ref_schema;
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use nur\sery\wip\schema\Schema;
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use nur\sery\wip\schema\Value;
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class ListSchema extends Schema {
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/** @var array meta-schema d'un schéma de nature liste */
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const METASCHEMA = ref_schema::LIST_METASCHEMA;
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/**
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* indiquer si $definition est une définition de schéma de nature liste que
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* {@link normalize()} pourrait normaliser
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*/
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static function isa_definition($definition): bool {
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if (!is_array($definition)) return false;
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# nature explicitement spécifiée
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if (array_key_exists("", $definition)) {
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$nature = $definition[""];
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if ($nature === "list") return true;
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if (is_array($nature)
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&& array_key_exists(0, $nature)
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&& $nature[0] === "list") {
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return true;
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}
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return false;
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}
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# un unique élément tableau à l'index 0
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$count = count($definition);
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$haveIndex0 = array_key_exists(0, $definition);
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return $count == 1 && $haveIndex0 && is_array($definition[0]);
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}
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static function normalize($definition, $definitionKey=null): array {
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}
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function __construct($definition=null, $definitionKey=null, bool $normalize=true) {
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if ($definition === null) $definition = static::SCHEMA;
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if ($normalize) $definition = self::normalize($definition, $definitionKey);
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$this->definition = $definition;
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}
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function isList(?ListSchema &$list=null): bool {
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$list = $this;
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return true;
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}
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function newValue(?Value &$destv=null, &$dest=null, $destKey=null): ListValue {
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if ($destv instanceof ListValue) return $destv->reset($dest, $destKey);
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else return ($destv = new ListValue($this, $dest, $destKey));
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}
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}
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