addsubtag should push to array
Signed-off-by: Maxence Lange <maxence@artificial-owl.com>
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@ -359,11 +359,16 @@ class IndexDocument implements IIndexDocument, JsonSerializable {
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* @return IIndexDocument
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*/
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final public function addSubTag(string $sub, string $tag): IIndexDocument {
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$this->subTags[$sub] = $tag;
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if (!array_key_exists($sub, $this->subTags)) {
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$this->subTags[$sub] = [];
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}
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$this->subTags[$sub][] = $tag;
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return $this;
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}
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/**
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* Set the list of sub tags assigned to the original document.
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*
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