@cran/lib.vue.ref/src/math/useTrunc.ts

Vue Reactivity Extensions

import { type MaybeWrapped, eagerComputed, unwrap } from "../utility";

/**
 * @since 0.0.1
 * @category Math
 * @inheritdoc Math.trunc
 */
export function useTrunc (
  x: MaybeWrapped<number>, precision: MaybeWrapped<number> = 0
) {
  return eagerComputed(function compute ( ) {
    const modifier = 10 ** unwrap(precision);

    return Math.trunc(unwrap(x) * modifier) / modifier;
  });
}