Function normalizeComponent

packages/vite/hmr/client/index.ts:1109–1148

(input: any, nameHint?: string)

}

function normalizeComponent(input: any, nameHint?: string): any {
	try {
		if (!input) return null;
		// Unwrap module namespace with default
		if (input && typeof input === 'object' && 'default' in input) {
			const d = (input as any).default;
			if (d) return normalizeComponent(d, nameHint);
		}
		// If already a component-like object with render/setup/template, return as-is
		if (typeof input === 'object' && (input.render || input.setup || input.template || input.__isVue)) {
			return input;
		}
		// If provided a render function, wrap with defineComponent
		if (typeof input === 'function') {
			ensureVueGlobals();
			const comp = (globalThis as any).defineComponent
				? (globalThis as any).defineComponent({
						name: nameHint || input.name || 'AnonymousSFC',
						render: input,
					})
				: { name: nameHint || input.name || 'AnonymousSFC', render: input };
			return comp;
		}
		// If object has a render function property
		if ((input as any)?.render && typeof (input as any).render === 'function') {
			ensureVueGlobals();
			const comp = (globalThis as any).defineComponent
				? (globalThis as any).defineComponent({
						name: nameHint || (input as any).name || 'AnonymousSFC',
						render: (input as any).render,
					})
				: {
						name: nameHint || (input as any).name || 'AnonymousSFC',
						render: (input as any).render,
					};
			return comp;
		}
	} catch {}
	return input;
}

async function performResetRoot(newComponent: any): Promise<boolean> {
	const tStart = Date.now();