wp-includes/php-ai-client/src/Messages/DTO/MessagePart.php:225$arrayarray public static function fromArray(array $array): self { if (isset($array[self::KEY_CHANNEL])) { $channel = MessagePartChannelEnum::from($array[self::KEY_CHANNEL]); } else { $channel = null; } $thoughtSignature = $array[self::KEY_THOUGHT_SIGNATURE] ?? null; // Check which properties are set to determine how to construct the MessagePart if (isset($array[self::KEY_TEXT])) { return new self($array[self::KEY_TEXT], $channel, $thoughtSignature); } elseif (isset($array[self::KEY_FILE])) { return new self(File::fromArray($array[self::KEY_FILE]), $channel, $thoughtSignature); } elseif (isset($array[self::KEY_FUNCTION_CALL])) { return new self(FunctionCall::fromArray($array[self::KEY_FUNCTION_CALL]), $channel, $thoughtSignature); } elseif (isset($array[self::KEY_FUNCTION_RESPONSE])) { return new self(FunctionResponse::fromArray($array[self::KEY_FUNCTION_RESPONSE]), $channel, $thoughtSignature); } else { throw new InvalidArgumentException('MessagePart requires one of: text, file, functionCall, or functionResponse.'); } }Introduced in 0.1.0. Unchanged from 7.0.4 through 7.1.0.
Signature, return type and hooks compared across 2 parsed releases.
src/wp-includes/php-ai-client/src/Messages/DTO/MessagePart.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.