This PR was merged into the 5.4 branch.

Discussion
----------

Use try/finally to restore error handlers

| Q             | A
| ------------- | ---
| Branch?       | 5.4
| Bug fix?      | no
| New feature?  | no
| Deprecations? | no
| Tickets       | N/A
| License       | MIT
| Doc PR        | N/A

This PR attempts to make some code dealing with temporary error handlers a bit more robust by making sure the old error handler is always restored. A forgotten error handler is pretty hard to debug, so I'd like our code to be a it more defensive here.

Commits
-------

057716c6a2 Use try/finally to restore error handlers

Signed-off-by: Alexander M. Turek <me@derrabus.de>

Signed-off-by: Alexander M. Turek <me@derrabus.de>

This PR was merged into the 5.4 branch.

Discussion
----------

More return type fixes (bis)

| Q             | A
| ------------- | ---
| Branch?       | 5.4
| Bug fix?      | no
| New feature?  | no
| Deprecations? | no
| Tickets       | -
| License       | MIT
| Doc PR        | -

Commits
-------

c6a20b4e4d More return type fixes (bis)

* 5.3:
  Add test for non-callable arrays as controllers

* 4.4:
  Add test for non-callable arrays as controllers

This PR was merged into the 4.4 branch.

Discussion
----------

[Routing] Add test for non-callable arrays as controllers

| Q             | A
| ------------- | ---
| Branch?       | 4.4
| Bug fix?      | yes
| New feature?  | no
| Deprecations? | no
| Tickets       | N/A
| License       | MIT
| Doc PR        | N/A

I've backported the test and doc block change from #42298.

Commits
-------

a1eb24bef2 Add test for non-callable arrays as controllers

* 5.3:
  Fix return types for PHP 8.1

* 4.4:
  Fix return types for PHP 8.1

Signed-off-by: Alexander M. Turek <me@derrabus.de>

* 5.3:
  [Cache] Add missing return type
  [5.2] Add missing `@return` annotations
  [4.4] Add missing `@return` annotations
  Handle lock with long key
  #42227 update phpdoc to recommend createIndex over ensureIndex

* 5.2:
  [5.2] Add missing `@return` annotations
  [4.4] Add missing `@return` annotations
  Handle lock with long key
  #42227 update phpdoc to recommend createIndex over ensureIndex

* 4.4:
  [4.4] Add missing `@return` annotations
  Handle lock with long key

* 5.3:
  Leverage str_contains/str_starts_with
  Leverage str_ends_with

* 5.2:
  Leverage str_contains/str_starts_with
  Leverage str_ends_with

* 4.4:
  Leverage str_contains/str_starts_with
  Leverage str_ends_with

Signed-off-by: Alexander M. Turek <me@derrabus.de>

added the php80 polyfill to requirements when necessary

* 5.3:
  Indicate compatibility with psr/log 2 and 3
  [ci] Fix wrongly skipped integration tests

* 5.2:
  Indicate compatibility with psr/log 2 and 3
  [ci] Fix wrongly skipped integration tests

Signed-off-by: Alexander M. Turek <me@derrabus.de>

* 4.4:
  Indicate compatibility with psr/log 2 and 3

Signed-off-by: Alexander M. Turek <me@derrabus.de>

Signed-off-by: Alexander M. Turek <me@derrabus.de>

* 5.3:
  Backport type fixes
  fix annot
  Backport type fixes
  Fix CS
  Avoid triggering the autoloader in Deprecation::isLegacy()
  fix markdown markup
  Backport type fixes
  uzb translation
  [DependencyInjection] Fix doc blocks
  [DependencyInjection] Turn $defaultDeprecationTemplate into a constant
  [GHA] restore phpunit-bridge job
  rethrow caught exception
  [Form] better form doc types to support static analysis

* 5.2:
  Backport type fixes
  Fix CS
  Avoid triggering the autoloader in Deprecation::isLegacy()
  fix markdown markup
  Backport type fixes
  uzb translation
  [DependencyInjection] Fix doc blocks
  [DependencyInjection] Turn $defaultDeprecationTemplate into a constant
  [Form] better form doc types to support static analysis

* 4.4:
  Backport type fixes
  uzb translation
  [DependencyInjection] Fix doc blocks
  [DependencyInjection] Turn $defaultDeprecationTemplate into a constant
  [Form] better form doc types to support static analysis