import type { PluginRuntime } from "./types.js";
/**
 * Set the WeChat MP plugin runtime.
 * Called during plugin registration to inject host runtime capabilities.
 */
export declare function setWechatMpRuntime(next: PluginRuntime): void;
/**
 * Get the WeChat MP plugin runtime.
 * Throws if runtime is not initialized.
 */
export declare function getWechatMpRuntime(): PluginRuntime;
/**
 * Try to get the WeChat MP plugin runtime.
 * Returns null if not initialized instead of throwing.
 */
export declare function tryGetWechatMpRuntime(): PluginRuntime | null;
/**
 * Clear the WeChat MP plugin runtime.
 * Used for cleanup and testing.
 */
export declare function clearWechatMpRuntime(): void;
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