added exec() param-out

Author: staabm

stubs/core.stub

@@ -77,6 +77,16 @@ function parse_str(string $string, array &$result): void {}
 /** @param-out float $percent */
 function similar_text(string $string1, string $string2, float &$percent = null) : int {}
 
+/**
+ * @param array<mixed> $output
+ * @param int $result_code
+
+ * @param-out list<string> $output
+ * @param-out int $result_code
+ */
+function exec(string $command, &$output, &$result_code): string|false {}
+
+
 /**
  * @template T
  * @template TArray as array<T>

tests/PHPStan/Analyser/data/param-out.php

@@ -326,3 +326,10 @@ function fooSimilar() {
 	assertType('int', $similar);
 	assertType('float', $percent);
 }
+
+function fooExec() {
+	exec("my cmd", $output, $exitCode);
+
+	assertType('list<string>', $output);
+	assertType('int', $exitCode);
+}