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Prevent infinite cursor awareness update loop #145

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Prevent infinite cursor awareness update loop #145

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23 changes: 11 additions & 12 deletions src/plugins/cursor-plugin.js
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Original file line number Diff line number Diff line change
Expand Up @@ -241,27 +241,26 @@ export const yCursorPlugin = (
head
})
}
} else if (
current.cursor != null &&
relativePositionToAbsolutePosition(
ystate.doc,
ystate.type,
Y.createRelativePositionFromJSON(current.cursor.anchor),
ystate.binding.mapping
) !== null
) {
// delete cursor information if current cursor information is owned by this editor binding
}
}

const unsetCursorInfo = () => {
const current = awareness.getLocalState() || {}

if (current[cursorStateField]) {
awareness.setLocalStateField(cursorStateField, null)
}
}

awareness.on('change', awarenessListener)
view.dom.addEventListener('focusin', updateCursorInfo)
view.dom.addEventListener('focusout', updateCursorInfo)
view.dom.addEventListener('focusout', unsetCursorInfo)

return {
update: updateCursorInfo,
destroy: () => {
view.dom.removeEventListener('focusin', updateCursorInfo)
view.dom.removeEventListener('focusout', updateCursorInfo)
view.dom.removeEventListener('focusout', unsetCursorInfo)
awareness.off('change', awarenessListener)
awareness.setLocalStateField(cursorStateField, null)
}
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