TanTan
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42 lines
1019 B
Plaintext
42 lines
1019 B
Plaintext
// Duplicate some of the utils in `/src/utils` to ensure
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// we don't end up dragging in larger chunks of the RTK core
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// into the RTKQ bundle
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export function getOrInsert<K extends object, V>(
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map: WeakMap<K, V>,
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key: K,
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value: V,
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): V
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export function getOrInsert<K, V>(map: Map<K, V>, key: K, value: V): V
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export function getOrInsert<K extends object, V>(
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map: Map<K, V> | WeakMap<K, V>,
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key: K,
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value: V,
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): V {
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if (map.has(key)) return map.get(key) as V
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return map.set(key, value).get(key) as V
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}
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export function getOrInsertComputed<K extends object, V>(
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map: WeakMap<K, V>,
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key: K,
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compute: (key: K) => V,
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): V
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export function getOrInsertComputed<K, V>(
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map: Map<K, V>,
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key: K,
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compute: (key: K) => V,
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): V
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export function getOrInsertComputed<K extends object, V>(
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map: Map<K, V> | WeakMap<K, V>,
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key: K,
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compute: (key: K) => V,
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): V {
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if (map.has(key)) return map.get(key) as V
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return map.set(key, compute(key)).get(key) as V
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}
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export const createNewMap = () => new Map()
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