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Fixed warning added by one of the previous commits
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@ -8,9 +8,6 @@ use GraphQL\Language\AST\DirectiveDefinitionNode;
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use GraphQL\Language\DirectiveLocation;
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use GraphQL\Utils\Utils;
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use function array_key_exists;
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use function array_keys;
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use function count;
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use function in_array;
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use function is_array;
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class Directive
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@ -87,7 +84,7 @@ class Directive
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*/
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public static function getInternalDirectives() : array
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{
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if (count(self::$internalDirectives) === 0) {
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if (self::$internalDirectives === null) {
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self::$internalDirectives = [
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'include' => new self([
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'name' => self::INCLUDE_NAME,
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