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7th Gear (v3.59.3) edition

Rule return_to_yield_from

If the function explicitly returns an array, and has the return type iterable, then yield from must be used instead of return.


Example #1

--- Original
+++ New
 <?php function giveMeData(): iterable {
-    return [1, 2, 3];
+    yield from [1, 2, 3];


The test class defines officially supported behaviour. Each test case is a part of our backward compatibility promise.