Mark template type as covariant

Author: trowski

src/Context/Context.php

@@ -7,9 +7,9 @@
 
 /**
  * @template-covariant TResult
- * @template TReceive
+ * @template-covariant TReceive
  * @template TSend
- * @template-extends Channel<TReceive, TSend>
+ * @extends Channel<TReceive, TSend>
  */
 interface Context extends Channel
 {

src/Context/Internal/AbstractContext.php

@@ -15,10 +15,10 @@
 use function Amp\Parallel\Context\flattenArgument;
 
 /**
- * @template TResult
- * @template TReceive
+ * @template-covariant TResult
+ * @template-covariant TReceive
  * @template TSend
- * @template-implements Context<TResult, TReceive, TSend>
+ * @implements Context<TResult, TReceive, TSend>
  */
 abstract class AbstractContext implements Context
 {

src/Context/ProcessContext.php

@@ -12,10 +12,10 @@
 use Amp\Process\ProcessException;
 
 /**
- * @template TResult
- * @template TReceive
+ * @template-covariant TResult
+ * @template-covariant TReceive
  * @template TSend
- * @template-extends AbstractContext<TResult, TReceive, TSend>
+ * @extends AbstractContext<TResult, TReceive, TSend>
  */
 final class ProcessContext extends AbstractContext
 {

src/Context/ThreadContext.php

@@ -14,10 +14,10 @@
 use Revolt\EventLoop;
 
 /**
- * @template TResult
- * @template TReceive
+ * @template-covariant TResult
+ * @template-covariant TReceive
  * @template TSend
- * @template-extends AbstractContext<TResult, TReceive, TSend>
+ * @extends AbstractContext<TResult, TReceive, TSend>
  */
 final class ThreadContext extends AbstractContext
 {