why not

Uzlopak · Uzlopak · commit f348f9ee773d · 2025-08-07T14:07:42.000+02:00
diff --git a/lib/utils/format-time.js b/lib/utils/format-time.js
@@ -45,7 +45,7 @@ function isSYS (mask) {
 /**
  * Checks if the given format string is SYS:STANDARD.
  *
- * @param {string} mask The format string to check.
+ * @param {`SYS:${string}`} mask The format string to check.
  * @returns {mask is 'SYS:STANDARD'} `true` if the format string is SYS:STANDARD, otherwise `false`.
  */
 function isSysStandard (mask) {

Original file line number	Diff line number	Diff line change
`@@ -45,7 +45,7 @@ function isSYS (mask) {`
`45`	`45`	`/**`
`46`	`46`	`* Checks if the given format string is SYS:STANDARD.`
`47`	`47`	`*`
`48`		`- * @param {string} mask The format string to check.`
	`48`	+ * @param {`SYS:${string}`} mask The format string to check.
`49`	`49`	* @returns {mask is 'SYS:STANDARD'} `true` if the format string is SYS:STANDARD, otherwise `false`.
`50`	`50`	`*/`
`51`	`51`	`function isSysStandard (mask) {`