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Improve typing in numberformat

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This commit is contained in:
Matthias 2023-04-14 18:27:01 +02:00
parent 2fdbe2bbc9
commit abc1277e4f
2 changed files with 9 additions and 10 deletions
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15
src/shared/formatters/numberformat.ts
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@ -1,9 +1,9 @@
export function isUndefined(val): boolean { export function isNotUndefined<T>(val: T | undefined | null): val is T {
return val === undefined || val === null; return !(val === undefined || val === null);
} }
export function formatPercent(value: number, decimals = 3): string { export function formatPercent(value: number, decimals = 3): string {
return !isUndefined(value) ? `${(value * 100).toFixed(decimals)}%` : ''; return isNotUndefined(value) ? `${(value * 100).toFixed(decimals)}%` : '';
} }
/** /**
@ -12,10 +12,9 @@ export function formatPercent(value: number, decimals = 3): string {
* @param decimals number of decimals (Defaults to 15) * @param decimals number of decimals (Defaults to 15)
* @returns Formatted string * @returns Formatted string
*/ */
export function formatPrice(value: number, decimals = 15): string { export function formatPrice(value: number | null, decimals = 15): string {
// const format = new Intl.NumberFormat('', {maximumFractionDigits: decimals} // const format = new Intl.NumberFormat('', {maximumFractionDigits: decimals}
// return !isUndefined(value) ? parseFloat(value.toFixed(decimals)).toString() : ''; return isNotUndefined(value)
return !isUndefined(value)
? value.toLocaleString('fullwide', { ? value.toLocaleString('fullwide', {
useGrouping: false, useGrouping: false,
maximumFractionDigits: decimals, maximumFractionDigits: decimals,
@ -30,12 +29,12 @@ export function formatPrice(value: number, decimals = 15): string {
* @param decimals Decimals * @param decimals Decimals
* @returns * @returns
*/ */
export function formatPriceCurrency(price, currency: string, decimals = 3) { export function formatPriceCurrency(price: number | null, currency: string, decimals = 3) {
return `${formatPrice(price, decimals)} ${currency}`; return `${formatPrice(price, decimals)} ${currency}`;
} }
export default { export default {
isUndefined, isNotUndefined,
formatPrice, formatPrice,
formatPercent, formatPercent,
}; };

4
src/shared/formatters/timeformat.ts
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@ -1,7 +1,7 @@
import { parse, toDate } from 'date-fns'; import { parse, toDate } from 'date-fns';
import { format, utcToZonedTime, zonedTimeToUtc } from 'date-fns-tz'; import { format, utcToZonedTime, zonedTimeToUtc } from 'date-fns-tz';
import humanizeDuration from 'humanize-duration'; import humanizeDuration from 'humanize-duration';
import { isUndefined } from './numberformat'; import { isNotUndefined } from './numberformat';
/** Parse date from string, returns date in UTC! */ /** Parse date from string, returns date in UTC! */
export function dateFromString(datestring: string, format: string): Date { export function dateFromString(datestring: string, format: string): Date {
@ -61,7 +61,7 @@ export function timestampToDateString(ts: number | Date): string {
* @param datestring Input string (in the format yyyy-MM-dd) * @param datestring Input string (in the format yyyy-MM-dd)
*/ */
export function dateStringToTimeRange(datestring: string): string { export function dateStringToTimeRange(datestring: string): string {
return isUndefined(datestring) ? '' : datestring.replace(/-/g, ''); return isNotUndefined(datestring) ? datestring.replace(/-/g, '') : '';
} }
export function timestampHour(ts: number): number { export function timestampHour(ts: number): number {