index.d.ts 3.2 KB

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  1. export type Options = {
  2. /**
  3. Number of digits to appear after the seconds decimal point.
  4. @default 1
  5. */
  6. readonly secondsDecimalDigits?: number;
  7. /**
  8. Number of digits to appear after the milliseconds decimal point.
  9. Useful in combination with [`process.hrtime()`](https://nodejs.org/api/process.html#process_process_hrtime).
  10. @default 0
  11. */
  12. readonly millisecondsDecimalDigits?: number;
  13. /**
  14. Keep milliseconds on whole seconds: `13s` → `13.0s`.
  15. Useful when you are showing a number of seconds spent on an operation and don't want the width of the output to change when hitting a whole number.
  16. @default false
  17. */
  18. readonly keepDecimalsOnWholeSeconds?: boolean;
  19. /**
  20. Only show the first unit: `1h 10m` → `1h`.
  21. Also ensures that `millisecondsDecimalDigits` and `secondsDecimalDigits` are both set to `0`.
  22. @default false
  23. */
  24. readonly compact?: boolean;
  25. /**
  26. Number of units to show. Setting `compact` to `true` overrides this option.
  27. @default Infinity
  28. */
  29. readonly unitCount?: number;
  30. /**
  31. Use full-length units: `5h 1m 45s` → `5 hours 1 minute 45 seconds`.
  32. @default false
  33. */
  34. readonly verbose?: boolean;
  35. /**
  36. Show milliseconds separately. This means they won't be included in the decimal part of the seconds.
  37. @default false
  38. */
  39. readonly separateMilliseconds?: boolean;
  40. /**
  41. Show microseconds and nanoseconds.
  42. @default false
  43. */
  44. readonly formatSubMilliseconds?: boolean;
  45. /**
  46. Display time using colon notation: `5h 1m 45s` → `5:01:45`. Always shows time in at least minutes: `1s` → `0:01`
  47. Useful when you want to display time without the time units, similar to a digital watch.
  48. Setting `colonNotation` to `true` overrides the following options to `false`:
  49. - `compact`
  50. - `formatSubMilliseconds`
  51. - `separateMilliseconds`
  52. - `verbose`
  53. @default false
  54. */
  55. readonly colonNotation?: boolean;
  56. /**
  57. Hides the year and shows the hidden year additionally as days (365 per year): `1y 3d 5h 1m 45s` → `368d 5h 1m 45s`.
  58. @default false
  59. */
  60. readonly hideYear?: boolean;
  61. /**
  62. Hides the year and days and shows the hidden values additionally as hours: `1y 3d 5h 1m 45s` → `8837h 1m 45s`.
  63. @default false
  64. */
  65. readonly hideYearAndDays?: boolean;
  66. /**
  67. Hides the seconds: `1y 3d 5h 1m 45s` → `1y 3d 5h 1m`.
  68. @default false
  69. */
  70. readonly hideSeconds?: boolean;
  71. };
  72. /**
  73. Convert milliseconds to a human readable string: `1337000000` → `15d 11h 23m 20s`.
  74. @param milliseconds - Milliseconds to humanize.
  75. @example
  76. ```
  77. import prettyMilliseconds from 'pretty-ms';
  78. prettyMilliseconds(1337000000);
  79. //=> '15d 11h 23m 20s'
  80. prettyMilliseconds(1337);
  81. //=> '1.3s'
  82. prettyMilliseconds(133);
  83. //=> '133ms'
  84. // `compact` option
  85. prettyMilliseconds(1337, {compact: true});
  86. //=> '1s'
  87. // `verbose` option
  88. prettyMilliseconds(1335669000, {verbose: true});
  89. //=> '15 days 11 hours 1 minute 9 seconds'
  90. // `colonNotation` option
  91. prettyMilliseconds(95500, {colonNotation: true});
  92. //=> '1:35.5'
  93. // `formatSubMilliseconds` option
  94. prettyMilliseconds(100.400080, {formatSubMilliseconds: true})
  95. //=> '100ms 400µs 80ns'
  96. // Can be useful for time durations
  97. prettyMilliseconds(new Date(2014, 0, 1, 10, 40) - new Date(2014, 0, 1, 10, 5))
  98. //=> '35m'
  99. ```
  100. */
  101. export default function prettyMilliseconds(
  102. milliseconds: number | bigint,
  103. options?: Options
  104. ): string;