暂存

2026-05-01 23:40:14 +08:00
commit b8f599a617
3867 changed files with 478663 additions and 0 deletions
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+<?php
+
+namespace Illuminate\Database\Eloquent\Relations;
+
+use Illuminate\Database\Eloquent\Collection as EloquentCollection;
+
+/**
+ * @template TRelatedModel of \Illuminate\Database\Eloquent\Model
+ * @template TDeclaringModel of \Illuminate\Database\Eloquent\Model
+ *
+ * @extends \Illuminate\Database\Eloquent\Relations\HasOneOrMany<TRelatedModel, TDeclaringModel, \Illuminate\Database\Eloquent\Collection<int, TRelatedModel>>
+ */
+class HasMany extends HasOneOrMany
+{
+    /**
+     * Convert the relationship to a "has one" relationship.
+     *
+     * @return \Illuminate\Database\Eloquent\Relations\HasOne<TRelatedModel, TDeclaringModel>
+     */
+    public function one()
+    {
+        return HasOne::noConstraints(fn () => tap(
+            new HasOne(
+                $this->getQuery(),
+                $this->parent,
+                $this->foreignKey,
+                $this->localKey
+            ),
+            function ($hasOne) {
+                if ($inverse = $this->getInverseRelationship()) {
+                    $hasOne->inverse($inverse);
+                }
+            }
+        ));
+    }
+
+    /** @inheritDoc */
+    public function getResults()
+    {
+        return ! is_null($this->getParentKey())
+            ? $this->query->get()
+            : $this->related->newCollection();
+    }
+
+    /** @inheritDoc */
+    public function initRelation(array $models, $relation)
+    {
+        foreach ($models as $model) {
+            $model->setRelation($relation, $this->related->newCollection());
+        }
+
+        return $models;
+    }
+
+    /** @inheritDoc */
+    public function match(array $models, EloquentCollection $results, $relation)
+    {
+        return $this->matchMany($models, $results, $relation);
+    }
+}