Remove Prototype.js / Scriptaculous, replace with vanilla JS + compatibility shim - #5612

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mattdavenport wants to merge 30 commits into

OpenMage:mainfrom

mattdavenport:feature/prototype-removal-compatibility-layer

Commits on Jul 30, 2026

Add dev/js/prototype_mode config setting (full|shim|none)

authored and
mattdavenport
committed
fcf56db
Add conditional Prototype/Scriptaculous loading in Head block

authored and
mattdavenport
committed
3a87a8b
Add Prototype.js compatibility shim and deprecation wrapper

authored and
mattdavenport
committed
4f8046e
Rewrite loader.js and events.js to vanilla JS (Wave 1)

authored and
mattdavenport
committed
a88ef41
Rewrite translate.js, accordion.js, and varien/js.js to vanilla JS (Wave 2)

authored and
mattdavenport
committed
3e1ac3e
Rewrite frontend critical path JS files to vanilla JS (Wave 3)

authored and
mattdavenport
committed
c7f569b
Rewrite admin tools, accordion, tabs, form, and grid to vanilla JS (Wave 4)

authored and
mattdavenport
committed
1f58d6f
Rewrite admin high-complexity JS files to vanilla JS (Wave 5)

authored and
mattdavenport
committed
42475c4
Rewrite validation and remaining JS files to vanilla JS (Wave 6)

authored and
mattdavenport
committed
5651fd5
Rewrite inline Prototype.js patterns in 170 .phtml templates (Wave 7)

authored and
mattdavenport
committed
b20cf7a
Update prototype-migration.md with implementation status and next steps

authored and
mattdavenport
committed
6891175
Rewrite remaining .phtml template inline Prototype patterns (Wave 7b)

authored and
mattdavenport
committed
fc60e8d
Remove Prototype.js and Scriptaculous, switch default to shim (Phase 3)

authored and
mattdavenport
committed
3468003
Fix shim gsub to pass array-like match object to callbacks

authored and
mattdavenport
committed
f68de65
Add missing shim APIs found via Cypress testing

authored and
mattdavenport
committed
cee4d94
Rewrite varien JS and skin checkout scripts to vanilla JS (Wave 8)

authored and
mattdavenport
committed
0fb5030
Rewrite adminhtml templates and JS to vanilla JS (Wave 9)

authored and
mattdavenport
committed
73bcff0
Add prototype_mode (full/shim/none) support and rewrite admin JS to vanilla

danidgo
authored and
mattdavenport
committed
1ed5ed0
Continue Prototype.js -> vanilla JS migration and fix related regressions

authored and
mattdavenport
committed
d6b58bd
Default prototype_mode to full for backward compatibility

authored and
mattdavenport
committed
6de4cb1
Restore Prototype/Scriptaculous libraries for prototype_mode=full

authored and
mattdavenport
committed
efe10ed
Decouple ExtJS admin tree from Prototype.js and fix related runtime bugs

authored and
mattdavenport
committed
cce212e
Rewrite remaining USPS/checkout JS to vanilla for prototype_mode=none

authored and
mattdavenport
committed
9b98c5a
Fix prototype_mode=none regressions found via Cypress

authored and
mattdavenport
committed
51f54d8
Fix CI failures: replace regex HTML sanitizers with DOM parsing, address Sonar/PHPStan/ECS/spellcheck findings

Matt Davenport
authored and
mattdavenport
committed
34cc353
Fix remaining spellcheck failures in prototype-migration doc

Matt Davenport
authored and
mattdavenport
committed
1cbe8ca
Apply Rector fixes and escape translated label for Sonar

Matt Davenport
authored and
mattdavenport
committed
6050338
Fix shim fidelity and vanilla-JS regressions found in two-pass review

Matt Davenport
authored and
mattdavenport
committed
debd6b6
Add Cypress coverage for prototype_mode shim and none

Matt Davenport
authored and
mattdavenport
committed
2d1d7a4
Pin ddev setup action to full commit SHA for SonarCloud S7637

Matt Davenport
authored and
mattdavenport
committed
dd887cc

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Remove Prototype.js / Scriptaculous, replace with vanilla JS + compatibility shim - #5612

Remove Prototype.js / Scriptaculous, replace with vanilla JS + compatibility shim#5612
mattdavenport wants to merge 30 commits into
OpenMage:mainfrom
mattdavenport:feature/prototype-removal-compatibility-layer

Commits on Jul 30, 2026

Add dev/js/prototype_mode config setting (full|shim|none)

Add conditional Prototype/Scriptaculous loading in Head block

Add Prototype.js compatibility shim and deprecation wrapper

Rewrite loader.js and events.js to vanilla JS (Wave 1)

Rewrite translate.js, accordion.js, and varien/js.js to vanilla JS (Wave 2)

Rewrite frontend critical path JS files to vanilla JS (Wave 3)

Rewrite admin tools, accordion, tabs, form, and grid to vanilla JS (Wave 4)

Rewrite admin high-complexity JS files to vanilla JS (Wave 5)

Rewrite validation and remaining JS files to vanilla JS (Wave 6)

Rewrite inline Prototype.js patterns in 170 .phtml templates (Wave 7)

Update prototype-migration.md with implementation status and next steps

Rewrite remaining .phtml template inline Prototype patterns (Wave 7b)

Remove Prototype.js and Scriptaculous, switch default to shim (Phase 3)

Fix shim gsub to pass array-like match object to callbacks

Add missing shim APIs found via Cypress testing

Rewrite varien JS and skin checkout scripts to vanilla JS (Wave 8)

Rewrite adminhtml templates and JS to vanilla JS (Wave 9)

Add prototype_mode (full/shim/none) support and rewrite admin JS to vanilla

Continue Prototype.js -> vanilla JS migration and fix related regressions

Default prototype_mode to full for backward compatibility

Restore Prototype/Scriptaculous libraries for prototype_mode=full

Decouple ExtJS admin tree from Prototype.js and fix related runtime bugs

Rewrite remaining USPS/checkout JS to vanilla for prototype_mode=none

Fix prototype_mode=none regressions found via Cypress

Fix CI failures: replace regex HTML sanitizers with DOM parsing, address Sonar/PHPStan/ECS/spellcheck findings

Fix remaining spellcheck failures in prototype-migration doc

Apply Rector fixes and escape translated label for Sonar

Fix shim fidelity and vanilla-JS regressions found in two-pass review

Add Cypress coverage for prototype_mode shim and none

Pin ddev setup action to full commit SHA for SonarCloud S7637