12 lines
267 B
TypeScript
12 lines
267 B
TypeScript
// Wraps the index so that if you go past the length it resets to 0
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// ["one", "two", "three"]
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// index maps like this
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// 0 => 0
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// 1 => 1
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// 2 => 2
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// 3 => 0
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// 4 => 1
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export function wrapModule(index: number, length: number) {
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return (index + length) % length;
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}
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