| export function formatPercent(value: number | null | undefined): string { |
| if (value == null || isNaN(value)) return '0.0%'; |
| return `${(value * 100).toFixed(1)}%`; |
| } |
|
|
| export function formatDelta(value: number | null | undefined): string { |
| if (value == null || isNaN(value)) return '+0.00%'; |
| const sign = value >= 0 ? '+' : ''; |
| return `${sign}${(value * 100).toFixed(2)}%`; |
| } |
|
|
| export function formatNumber(value: number | null | undefined): string { |
| if (value == null || isNaN(value)) return '0'; |
| return new Intl.NumberFormat('en-US').format(value); |
| } |
|
|
| export function formatDuration(seconds: number | null | undefined): string { |
| if (seconds == null || isNaN(seconds)) return '0.0s'; |
| if (seconds < 60) return `${seconds.toFixed(1)}s`; |
| const mins = Math.floor(seconds / 60); |
| const secs = seconds % 60; |
| return `${mins}m ${secs.toFixed(0)}s`; |
| } |
|
|
| export function formatMs(ms: number | null | undefined): string { |
| if (ms == null || isNaN(ms)) return '0ms'; |
| if (ms < 1000) return `${ms.toFixed(0)}ms`; |
| return `${(ms / 1000).toFixed(2)}s`; |
| } |
|
|
| export function classNames(...classes: (string | false | undefined | null)[]): string { |
| return classes.filter(Boolean).join(' '); |
| } |
|
|
