Issue #3166068 by lauriii, Vidushi Mehta, sd9121, anu.a_95, tanubansal, bnjmnm, Lendude, katherined: Autocomplete "loading" message not properly hidden in inline forms

Issue #3172438 by mondrake, kishor_kolekar, longwave, NitinLama, mikelutz, jungle: Since symfony/phpunit-bridge 5.1: Using "@expectedDeprecation" annotations in tests is deprecated, use the "ExpectDeprecationTrait::expectDeprecation()" method instead

Issue #3127141 by mondrake, longwave, alexpott, Neslee Canil Pinto, Suresh Prabhu Parkala, ravi.shankar: Use PHPUnit 9 for PHP 7.4+, while keeping support for PHPUnit 8.4 in PHP 7.3

Issue #3064854 by markcarver, andypost, johnwebdev, lauriii, ridhimaabrol24, Hardik_Patel_12, Charlie ChX Negyesi, jhodgdon, aleksip, alexpott, Fabianx, Chi, Wim Leers: Allow Twig templates to use front matter for metadata support

Issue #3172537 by andypost, mikelutz, Gábor Hojtsy, kim.pepper: Passing a command as string when creating a "Symfony\Component\Process\Process" instance is deprecated since Symfony 4.2, pass it as an array of its arguments instead, or use the "Process::fromShellCommandline()" constructor if you need features provided

Issue #3174158 by anmolgoyal74, alexpott, andypost: Division by zero is not warning since PHP 8.0 beta4

Issue #3162008 by catch, mikelutz, Hardik_Patel_12, longwave: Prepare for EventDispatcherInterface::dispatch() return type hint

Issue #3174038 by alexpott, Gábor Hojtsy: ZipArchive::open(): Using empty file as ZipArchive is deprecated in PHP 8

Issue #3135027 by mondrake, Spokje, ayushmishra206, rajandro, nitesh624: Replace usages of assertArrayEquals, deprecate it

Issue #3067523 by lauriii, huzooka, bnjmnm, nod_, alexpott: Add Drupal JavaScript theme functions for password confirm widget

Issue #3142267 by xjm, alexpott, mohrerao, jungle, mondrake, longwave, larowlan: Allow the full list of deprecations from PHPUnit8Warning to respect the --suppress-deprecations behavior on DrupalCI

Issue #3163500 by lauriii, jungle, raman.b, JeroenT, catch, longwave, larowlan: Detect when libraries-override or libraries-extend is used on deprecated library

Issue #2802401 by longwave, sarvjeetsingh, jhedstrom, naresh_bavaskar: Deprecate allowing NULL as $edit parameter to drupalPostForm()

Issue #3166543 by mondrake, partyka, longwave, larowlan, Lendude: Deprecate UiHelperTrait::drupalPostForm, keep deprecation silenced

Issue #3139406 by mondrake, mohrerao, longwave, rahulrasgon, Suresh Prabhu Parkala, jungle, ravi.shankar, Hardik_Patel_12, Bunty Badgujar, paulocs: Replace usages of AssertLegacyTrait::assert(No)FieldByName, that is deprecated

Issue #3172425 by mikelutz, catch: "Symfony\Component\Lock\Factory" is deprecated since Symfony 4.4 and will be removed in 5.0 use "Symfony\Component\Lock\LockFactory" instead

Issue #3139407 by pavnish, mohrerao, mondrake, shaktik, rahulrasgon, durgeshs, shetpooja04, paulocs, ravi.shankar, ankithashetty, anmolgoyal74, munish.kumar, jungle, longwave, daffie: Replace usages of AssertLegacyTrait::assert(No)FieldById, that is deprecated

Issue #3156944 by alexpott, Gábor Hojtsy, Charlie ChX Negyesi: Support nullable typehints and return types in ProxyBuilder and as a result support PHP 8

Issue #3156878 by alexpott, andypost: \Drupal\Component\Datetime\DateTimePlus should pass correct parameter types to checkdate()

Issue #3168946 by mondrake, paulocs, longwave: Replace usages of AssertLegacyTrait::assertTextHelper, that is deprecated

Issue #3055193 by catch, martin107, jungle, mikelutz, longwave, andypost, alexpott, mondrake, tim.plunkett, larowlan: [Symfony 5] The "Symfony\Component\HttpFoundation\File\MimeType\MimeTypeGuesser" class is deprecated since Symfony 4.3, use "Symfony\Component\Mime\MimeTypes" instead

Issue #3159230 by mondrake, sandeep_jangra, ravi.shankar, naresh_bavaskar, larowlan, longwave: AssertLegacyTrait::assert(No)Raw() in functional tests still have a message passed in

Issue #3139418 by mondrake, jungle, longwave: Replace usages of AssertLegacyTrait::assert(No)LinkByHref, that is deprecated

Issue #3156885 by andypost, Gábor Hojtsy: Change \Drupal\error_test\Controller\ErrorTestController::generateWarnings() to throw E_NOTICE error compatible with PHP 8

Issue #3122002 by clayfreeman, lauriii, alexpott: Remove dependency to localize.drupal.org on Nightwatch tests

Issue #3152320 by bircher, nedjo, tstoeckler: ExtensionInstallStorage::createCollection() produces error

Issue #3139419 by mondrake, aleevas: Replace usages of AssertLegacyTrait::assertUrl, that is deprecated

Issue #3139405 by mondrake, jungle, longwave: Replace usages of AssertLegacyTrait::assert(No)UniqueText, that is deprecated

Issue #3164871 by lauriii, bandanasharma, hudri: Incorrect radio button spacing due needless twig template

Issue #2822334 by jungle, mbovan, longwave, Kristen Pol, quietone: Unicode::mimeHeaderDecode() doesn't support lowercased encoding

Issue #3154909 by jungle, adityasingh, nitesh624, mohrerao, rajandro, sanjayk, priyanka.sahni, ju.vanderw, tripurari: Change words 'not existing' to 'non-existent'

Issue #3129002 by mondrake, longwave, sja112, martin107, jungle: Replace usages of deprecated AssertLegacyTrait::assert()