Kit Langton
21 lines
857 B
TypeScript
21 lines
857 B
TypeScript
import type { Renderable } from "@opentui/core"
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import type { SimulationProtocol } from "../protocol"
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// Semantic renderables set an explicit stable OpenTUI id so ui.state and
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// ui.snapshot expose the same identity. Hierarchy and element handles come
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// from the live render tree.
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export type Definition = Omit<SimulationProtocol.Frontend.SemanticNode, "id" | "element" | "parent">
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const key = Symbol.for("opencode.simulation.semantics")
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const bind = (definition: () => Definition) => (renderable: Renderable) => {
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Object.defineProperty(renderable, key, { value: definition, configurable: true })
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}
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export const read = (renderable: Renderable) => {
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const definition: unknown = Reflect.get(renderable, key)
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return typeof definition === "function" ? (definition as () => Definition) : undefined
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}
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export const SimulationSemantics = { bind, read }
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