17 lines
540 B
JavaScript
17 lines
540 B
JavaScript
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function useHook(nodeID, condition) {
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const graph = useContext(GraphContext);
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const node = nodeID != null ? graph[nodeID] : null;
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// (2) Instead we can create a scope around the loop since the loop produces an escaping value
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let value;
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for (const key of Object.keys(node?.fields ?? {})) {
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if (condition) {
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// (1) We currently create a scope just for this instruction, then later prune the scope because
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// it's inside a loop
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value = new Class(node.fields?.[field]);
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break;
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}
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}
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return value;
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}
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