rvx/src/core/internals/use-stack.ts

A signal based rendering library

/**
 * Internal utility to call a function with a specific stack frame.
 */
export function useStack<T, R>(stack: T[], frame: T, fn: () => R): R {
	try {
		stack.push(frame);
		return fn();
	} finally {
		stack.pop();
	}
}