Ensure format arg is typed as key of the bundle messages in the i18n …

…middleware
dojo · Nov 29, 2019 · 4f06955 · 4f06955
1 parent 0a7bfeb
commit 4f06955
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/src/core/interfaces.d.ts b/src/core/interfaces.d.ts
@@ -680,7 +680,7 @@ export type LocalizedMessages<T extends Messages> = {
 	 * @return
 	 * The formatted string.
 	 */
-	format(key: string, options?: any): string;
+	format(key: keyof T, options?: any): string;
 
 	/**
 	 * The localized messages if available, or either the default messages or a blank bundle depending on the

diff --git a/src/core/middleware/i18n.ts b/src/core/middleware/i18n.ts
@@ -91,7 +91,7 @@ export const i18n = factory(({ properties, middleware: { invalidator, injector,
 			const format =
 				isPlaceholder && !useDefaults
 					? () => ''
-					: (key: string, options?: any) => formatMessage(bundle, key, options, locale);
+					: (key: keyof T, options?: any) => formatMessage(bundle, key as string, options, locale);
 
 			return Object.create({
 				format,