output buffering handlers return string

staabm · dg · commit 521fee81d21d · 2025-08-06T20:51:43.000+02:00
diff --git a/src/CodeCoverage/Generators/AbstractGenerator.php b/src/CodeCoverage/Generators/AbstractGenerator.php
@@ -70,7 +70,7 @@ public function render(?string $file = null): void
 			throw new \Exception("Unable to write to file '$file'.");
 		}
 
-		ob_start(function (string $buffer) use ($handle) { fwrite($handle, $buffer); }, 4096);
+		ob_start(function (string $buffer) use ($handle) { fwrite($handle, $buffer); return ''; }, 4096);
 		try {
 			$this->renderSelf();
 		} catch (\Throwable $e) {

Original file line number	Diff line number	Diff line change
`@@ -70,7 +70,7 @@ public function render(?string $file = null): void`
`70`	`70`	`throw new \Exception("Unable to write to file '$file'.");`
`71`	`71`	`}`
`72`	`72`
`73`		`- ob_start(function (string $buffer) use ($handle) { fwrite($handle, $buffer); }, 4096);`
	`73`	`+ ob_start(function (string $buffer) use ($handle) { fwrite($handle, $buffer); return ''; }, 4096);`
`74`	`74`	`try {`
`75`	`75`	`$this->renderSelf();`
`76`	`76`	`} catch (\Throwable $e) {`