/**
 * @fileoverview Fict Slim entrypoint
 *
 * Exposes compiler macros only. Intended for users who want the smallest
 * runtime surface and rely on the compiler to erase macro calls.
 *
 * @public
 * @packageDocumentation
 */

import type { AsyncContext } from '@fictjs/runtime/advanced'

import { createUncompiledMacroError } from './macro-diagnostics'

/** Compiler macro for an explicitly asynchronous derived value. */
export function $async<T>(
  _produce: (context: AsyncContext<T>) => T | PromiseLike<T> | AsyncIterable<T>,
): T {
  throw createUncompiledMacroError('$async')
}

/**
 * Compiler macro for reactive state.
 * This is transformed at compile time and should never be called at runtime.
 */
export function $state<T>(_initialValue: T): T {
  throw createUncompiledMacroError('$state')
}

/**
 * Compiler macro for reactive effects.
 * This is transformed at compile time and should never be called at runtime.
 */
export function $effect(_fn: () => void | (() => void)): void {
  throw createUncompiledMacroError('$effect')
}