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path: root/src/arguments/abbreviatedNumber.ts
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import type { BushArgumentTypeCaster } from '#lib';
import assert from 'assert/strict';
import numeral from 'numeral';
assert(typeof numeral === 'function');

export const abbreviatedNumber: BushArgumentTypeCaster<number | null> = (_, phrase) => {
	if (!phrase) return null;
	const num = numeral(phrase?.toLowerCase()).value();

	if (typeof num !== 'number' || isNaN(num)) return null;

	return num;
};