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fix(simulation): validate semantic click identity (#37808)

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Kit Langton 2026-07-19 16:43:53 -04:00 • committed by GitHub
commit 71cb419570
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6 changed files with 118 additions and 3 deletions
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9
packages/simulation/src/frontend/actions.ts
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@ -208,6 +208,15 @@ export const execute = Effect.fn("SimulationActions.execute")(function* (harness
const target = all(harness.renderer.root).find((item) => item.num === action.target)
if (!target || !target.visible || target.isDestroyed)
return yield* Effect.fail(new Error(`click target is stale or unavailable: ${action.target}`))
if (action.semantic) {
const current = snapshot(harness).nodes.find((node) => node.element === action.target)
if (
current?.id !== action.semantic.id ||
current.instance !== action.semantic.instance ||
current.element !== action.semantic.element
)
return yield* Effect.fail(new Error(`semantic click target is stale or unavailable: ${action.semantic.id}`))
}
if (
!Number.isFinite(action.x) ||
action.x < 0 ||

1
packages/simulation/src/frontend/server.ts
View file

@ -48,6 +48,7 @@ function handle(harness: Harness, request: SimulationProtocol.Frontend.Request)
target: request.params.target,
x: request.params.x,
y: request.params.y,
semantic: request.params.semantic,
})
case "ui.resize":
return SimulationActions.execute(harness, {