insert

insert<A>(item): (s) => ReadonlySet<A>

Defined in: Utils/Uniq.ts:124

Returns a new collection with the item added. If the item is already present, returns the original collection unchanged.

Type Parameters

A

A

Parameters

item

A

Returns

(s): ReadonlySet<A>

Parameters

s

ReadonlySet<A>

Returns

ReadonlySet<A>

Example

pipe(Uniq.fromArray([1, 2]), Uniq.insert(3)); // ReadonlySet { 1, 2, 3 }
pipe(Uniq.fromArray([1, 2]), Uniq.insert(2)); // ReadonlySet { 1, 2 } — unchanged