import { hasInjectionContext, inject } from 'vue';

const headSymbol = "usehead";
// @__NO_SIDE_EFFECTS__
function injectHead() {
  if (hasInjectionContext()) {
    const instance = inject(headSymbol);
    if (instance)
      return instance;
  }
  throw new Error("useHead() was called without provide context, ensure you call it through the setup() function.");
}
// @__NO_SIDE_EFFECTS__
function vueInstall(head) {
  const plugin = {
    install(app) {
      app.config.globalProperties.$unhead = head;
      app.config.globalProperties.$head = head;
      app.provide(headSymbol, head);
    }
  };
  return plugin.install;
}

export { headSymbol as h, injectHead as i, vueInstall as v };