Empty pipelines are allowed

GromNaN · GromNaN · commit c3c56513aecc · 2023-05-24T07:51:39.000+02:00
diff --git a/src/Operation/Aggregate.php b/src/Operation/Aggregate.php
@@ -138,7 +138,8 @@ class Aggregate implements Executable, Explainable
      */
     public function __construct(string $databaseName, ?string $collectionName, array $pipeline, array $options = [])
     {
-        if (! is_pipeline($pipeline)) {
+        // Empty pipelines are allowed
+        if ($pipeline !== [] && ! is_pipeline($pipeline)) {
             throw new InvalidArgumentException('$pipeline is not a valid list of pipeline operations');
         }
 

Original file line number	Diff line number	Diff line change
`@@ -138,7 +138,8 @@ class Aggregate implements Executable, Explainable`
`138`	`138`	`*/`
`139`	`139`	`public function __construct(string $databaseName, ?string $collectionName, array $pipeline, array $options = [])`
`140`	`140`	`{`
`141`		`- if (! is_pipeline($pipeline)) {`
	`141`	`+ // Empty pipelines are allowed`
	`142`	`+ if ($pipeline !== [] && ! is_pipeline($pipeline)) {`
`142`	`143`	`throw new InvalidArgumentException('$pipeline is not a valid list of pipeline operations');`
`143`	`144`	`}`
`144`	`145`