effect-io-ai

Package: effect
Module: Chunk

Chunk.every

Checks whether a predicate holds true for every Chunk element.

Example (Checking every element)

import { Chunk } from "effect"

const allPositive = Chunk.make(1, 2, 3, 4, 5)
console.log(Chunk.every(allPositive, (n) => n > 0)) // true
console.log(Chunk.every(allPositive, (n) => n > 3)) // false

// Empty chunk returns true
const empty = Chunk.empty<number>()
console.log(Chunk.every(empty, (n) => n > 0)) // true

// Type refinement
const mixed = Chunk.make(1, 2, 3)
if (Chunk.every(mixed, (x): x is number => typeof x === "number")) {
  // mixed is now typed as Chunk<number>
  console.log("All elements are numbers")
}

Signature

declare const every: { <A, B extends A>(refinement: Refinement<NoInfer<A>, B>): (self: Chunk<A>) => self is Chunk<B>; <A>(predicate: Predicate<A>): (self: Chunk<A>) => boolean; <A, B extends A>(self: Chunk<A>, refinement: Refinement<A, B>): self is Chunk<B>; <A>(self: Chunk<A>, predicate: Predicate<A>): boolean; }

Source

Since v2.0.0