fix(number-field): only format when enabled

biome.json

@@ -1,7 +1,7 @@
 {
 	"$schema": "./node_modules/@biomejs/biome/configuration_schema.json",
 	"files": {
-		"ignore": ["./tsconfig.json", "*/netlify/*"]
+		"ignore": ["./tsconfig.json", "*/netlify/*", "**/package.json"]
 	},
 	"vcs": {
 		"enabled": true,

packages/core/src/number-field/number-field-root.tsx

@@ -183,6 +183,8 @@ export function NumberFieldRoot<T extends ValidComponent = "div">(
 		return new NumberFormatter(locale(), local.formatOptions);
 	});
 
+	const formatNumber = (number: number) => local.format ? numberFormatter().format(number) : number.toString();
+
 	const parseRawValue = (value: string | number | undefined) =>
 		local.format && typeof value !== "number"
 			? numberParser().parse(value ?? "")
@@ -202,7 +204,7 @@ export function NumberFieldRoot<T extends ValidComponent = "div">(
 		defaultValue: () => local.defaultValue ?? local.rawValue,
 		onChange: (value) => {
 			local.onChange?.(
-				typeof value === "number" ? numberFormatter().format(value) : value,
+				typeof value === "number" ? formatNumber(value) : value,
 			);
 			local.onRawValueChange?.(parseRawValue(value));
 		},
@@ -265,7 +267,7 @@ export function NumberFieldRoot<T extends ValidComponent = "div">(
 		setValue,
 		rawValue: () => parseRawValue(value()),
 		generateId: createGenerateId(() => access(formControlProps.id)!),
-		formatNumber: (number: number) => numberFormatter().format(number),
+		formatNumber,
 		format: () => {
 			if (!local.format) return;
 			let rawValue = context.rawValue();