mark Intl.LocalesArgument as readonly (#50135)

k-yle · web-flow · commit ea36fb3d5f37 · 2022-08-18T14:38:41.000-07:00
diff --git a/src/lib/es2020.intl.d.ts b/src/lib/es2020.intl.d.ts
@@ -83,7 +83,7 @@ declare namespace Intl {
      *
      * [MDN](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Intl#locales_argument).
      */
-    type LocalesArgument = UnicodeBCP47LocaleIdentifier | Locale | (UnicodeBCP47LocaleIdentifier | Locale)[] | undefined;
+    type LocalesArgument = UnicodeBCP47LocaleIdentifier | Locale | readonly (UnicodeBCP47LocaleIdentifier | Locale)[] | undefined;
 
     /**
      * An object with some or all of properties of `options` parameter

Original file line number	Diff line number	Diff line change
`@@ -83,7 +83,7 @@ declare namespace Intl {`
`83`	`83`	`*`
`84`	`84`	`* [MDN](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Intl#locales_argument).`
`85`	`85`	`*/`
`86`		`- type LocalesArgument = UnicodeBCP47LocaleIdentifier \| Locale \| (UnicodeBCP47LocaleIdentifier \| Locale)[] \| undefined;`
	`86`	`+ type LocalesArgument = UnicodeBCP47LocaleIdentifier \| Locale \| readonly (UnicodeBCP47LocaleIdentifier \| Locale)[] \| undefined;`
`87`	`87`
`88`	`88`	`/**`
`89`	`89`	* An object with some or all of properties of `options` parameter