13 lines
254 B
JavaScript
13 lines
254 B
JavaScript
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// Run a function once, then cache the result and return the cached result thereafter
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export function thunk (func) {
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let cached
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let runOnce
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return () => {
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if (!runOnce) {
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cached = func()
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runOnce = true
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}
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return cached
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}
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}
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