Issue #3409456 by plopesc, smustgrave, quietone, e0ipso, catch: Remove SDC deprecated code before 11.0.0

Issue #3432601 by catch, quietone, smustgrave: Add deprecation/bc support for library-overrides when files are moved

Issue #3352256 by e0ipso, plopesc, bbrala, longwave, dww, catch, larowlan: Move code from the experimental SDC module to core

Issue #3414807 by alexpott, Wim Leers, smustgrave: \Drupal\Core\Asset\LibraryDiscoveryParser should use FileCache to cache the parsed YAML

Issue #3048495 by jonathan1055, quietone, rajandro, Spokje, Pooja Ganjage, andypost, kishor_kolekar, msuthars, munish.kumar, ankithashetty, ayushmishra206, ravi.shankar, naveenvalecha, longwave, Gábor Hojtsy, alexpott, smustgrave, Lendude, xjm, adityasingh, daffie: Fix Drupal.Semantics.FunctionTriggerError coding standard

Issue #2822575 by martin107, lucassc, pooja saraah, Shubham Chandra, rodrigoaguilera, smustgrave, larowlan: LibraryDiscoveryParser::buildByExtension() is missing @throws tags

Issue #3328443 by xjm, rpayanm, alexpott, catch, longwave: Replace most strpos() === 0 or !== 0 with str_starts_with()

Issue #2616814 by dpi, Xano, geek-merlin, Hardik_Patel_12, jofitz, alexpott, Fabianx, catch, joachim, andypost, dawehner, daffie, cweagans, neclimdul: Delegate all hook invocations to ModuleHandler

Issue #3106216 by Spokje, longwave, alexpott, apaderno, Hardik_Patel_12, daffie: Remove unused variables from core

Issue #3222251 by bbrala, longwave: [November 8, 2021] Replace all isset constructs with the null coalescing operator

Issue #2347783 by kim.pepper, andypost, almaudoh, gumanist, aleevas, rodrigoaguilera, Berdir, saurabh-2k17, Spokje, dhirendra.mishra, alexpott, paulocs, izus, Wim Leers, KapilV, naveenvalecha, anmolgoyal74, subson, yo30, harsha012, mrinalini9, daffie, voleger, dww, fietserwin, tim.plunkett, joachim, larowlan: Deprecate drupal_get_path() and drupal_get_filename() and replace with ExtensionList::getPath() and ExtensionList::getPathname()

Issue #2903911 by joshmiller, longwave, anmolgoyal74, ankithashetty, init90, Pooja Ganjage, _gradient_, daffie, borisson_: Fix 'Drupal.Commenting.FunctionComment.ParamMissingDefinition' coding standard

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

Issue #3167036 by gapple, anu.a_zyxware, thalles, larowlan: Empty *.libraries.yml file can cause fatal error

Issue #3112367 by Hardik_Patel_12, hash6, prabha1997, longwave, swatichouhan012, alexpott: Remove all @deprecated code from Asset component

Issue #3086374 by mondrake, alexpott, joseph.olstad, Spokje, ravi.shankar, Gábor Hojtsy, heddn, Charlie ChX Negyesi, amateescu: Make Drupal 9 compatible with PHP 7.4

Issue #3096648 by alexpott, Berdir, catch, tstoeckler: Add support for third party libraries in site specific and install profile specific libraries folders

Issue #3048498 by jonathan1055, Lendude, naveenvalecha, klausi, alexpott, Gábor Hojtsy: [≈Nov. 11] Fix Drupal.Commenting.Deprecated coding standard

Issue #2905429 by zrpnr, tim.plunkett, Wim Leers, Jacine: Library definitions containing only dependencies should be valid

Issue #3034072 by kim.pepper, Berdir, alexpott, jibran, larowlan, claudiu.cristea: Move file uri/scheme functions from file.inc and FileSystem to StreamWrapperManager

Issue #3035552 by pfrenssen, angel.h: $libraries variable declared twice in LibraryDiscoveryParser::buildByExtension()

Issue #2853503 by Aki Tendo, alexpott, larowlan, Wim Leers, klausi, fgm, dawehner, mondrake, catch, Berdir, neclimdul, borisson_: Remove all assert('string') calls from Drupal core because deprecated in PHP 7.2

Issue #2705037 by jhedstrom, Dinesh18, dawehner, Wim Leers, larowlan: Asset library DX: Non-helpful fatal error if CSS isn't nested under an existing category

Issue #2776975 by joelpittet, dawehner, tim.plunkett, xjm, pfrenssen: March 3, 2017: Convert core to array syntax coding standards for Drupal 8.3.x RC phase

Revert "Issue #2808063 by vaplas, martin107, Chi, Wim Leers, catch, dawehner, alexpott: LibraryDiscoveryParser::buildByExtension() doesn't validate that extensions exist"

This reverts commit a68c44f4.

Issue #2808063 by vaplas, martin107, Chi, Wim Leers, catch, dawehner, alexpott: LibraryDiscoveryParser::buildByExtension() doesn't validate that extensions exist

Issue #1920902 by neclimdul, larowlan, alexpott, chx, sun, jthorson, damiankloip, Berdir, Mixologic, YesCT, hussainweb, rcaracaus, cweagans, catch, jibran, msonnabaum, dawehner, webchick, anavarre, heyrocker: Add a Drupal Yaml wrapper so we can default to PECL Yaml component if it is available

Issue #2665992 by alexpott, klausi, heykarthikwithu, xjm, tstoeckler: @file is not required for classes, interfaces and traits

Issue #2451411 by almaudoh, Shamsher_Alam, lauriii, borisson_, cilefen, davidhernandez, Cottser, Wim Leers, joelpittet: Add libraries-override to themes' *.info.yml

Issue #2490936 by cbanman, joshi.rohit100, ashutoshsngh, andypost, Cottser: hook_library_info_alter() docs and function signature are slightly out of date

Issue #2491155 by mikeburrelljr, Mac_Weber, opdavies: Update drupal.org and kernel.org URLs in core modules (Follow-up to 2489912)