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khle/findMatchingAndMoveToFirst.ts

Created January 14, 2022 07:23
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findMatchingAndMoveToFirst.ts
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findMatchingAndMoveToFirst.ts
export interface Compare<T, U> {
compare: (t: T, u: U) => boolean
}
export function findMatchingAndMoveToFirst<T, U extends Compare<T, U>>(
list: readonly T[],
shouldbeFirst: U
): T[] {
return list.reduce(
(accumulator: T[], current: T) =>
shouldbeFirst.compare(current, shouldbeFirst)
? [current, ...accumulator]
: [...accumulator, current],
[]
)
}
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