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Deactivate menu and clear pending match on disconnect - #101

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feritcemkahraman wants to merge 2 commits into
github:mainfrom
feritcemkahraman:fix/deactivate-on-disconnect
Open

feritcemkahraman wants to merge 2 commits into
github:mainfrom
feritcemkahraman:fix/deactivate-on-disconnect

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@feritcemkahraman

@feritcemkahraman feritcemkahraman commented Oct 18, 2026 •

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Disconnecting a <text-expander> closes its menu, clears combobox ARIA state and ignores pending provider results. Cleanup also supports synchronous event handlers that remove or reconnect the element.

Detach old input handlers before deactivation, clear the menu/combobox references before notifying listeners, and stop activation if its listener has already destroyed that menu. Delete the old element state before cleanup so reconnection can keep its replacement state.

Validation: the disconnect regressions failed before the initial fix. Two additional regressions reproduced reentrant teardown and duplicate input handling; removing the activation guard separately reproduced a rejected start() call. All 50 Chromium tests now pass, as do full ESLint, TypeScript, Rollup library and test builds. An external IPv4 Karma configuration avoided a local browser capture timeout; Firefox and WebKit were not run.

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🟡 Changes recommended

Disconnect cleanup remains unsafe during synchronous event callbacks.

3 open issues
What changed in this PR

Improves <text-expander> disconnect cleanup and preserves replacement state during reconnection.

Changes:

  • Clear pending matches and deactivate open menus during teardown.
  • Delete disconnected state before cleanup callbacks run.
  • Add disconnect, reconnection, and delayed-provider regression tests.
File Description
test/​text-expander-element-test.js Adds lifecycle cleanup regression tests.
src/​text-expander-element.ts Updates teardown and state-deletion order.

Review effort: Max

Comment thread src/text-expander-element.ts Outdated

destroy() {
this.match = null
this.deactivate()
Comment thread src/text-expander-element.ts Outdated

destroy() {
this.match = null
this.deactivate()
Comment thread src/text-expander-element.ts Outdated
Comment on lines +69 to +70
this.match = null
this.deactivate()

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2 participants