one/dist/cjs/router/RouteInfoContext.native.js

One is a new React Framework that makes Vite serve both native and web.

"use strict";

var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
  for (var name in all) __defProp(target, name, {
    get: all[name],
    enumerable: true
  });
};
var __copyProps = (to, from, except, desc) => {
  if (from && typeof from === "object" || typeof from === "function") {
    for (let key of __getOwnPropNames(from)) if (!__hasOwnProp.call(to, key) && key !== except) __defProp(to, key, {
      get: () => from[key],
      enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable
    });
  }
  return to;
};
var __toCommonJS = mod => __copyProps(__defProp({}, "__esModule", {
  value: true
}), mod);
var RouteInfoContext_exports = {};
__export(RouteInfoContext_exports, {
  RouteInfoContext: () => RouteInfoContext,
  RouteInfoContextProvider: () => RouteInfoContextProvider
});
module.exports = __toCommonJS(RouteInfoContext_exports);
var import_jsx_runtime = require("react/jsx-runtime");
var import_core = require("@react-navigation/core");
var import_react = require("react");
var import_getRouteInfo = require("./getRouteInfo.native.js");
var RouteInfoContext = /* @__PURE__ */(0, import_react.createContext)(void 0);
function RouteInfoContextProvider(param) {
  var {
    children
  } = param;
  var currentState = (0, import_core.useStateForPath)();
  var currentStateRef = (0, import_react.useRef)(void 0);
  var lastStateRef = (0, import_react.useRef)(void 0);
  var cachedRouteInfoValueRef = (0, import_react.useRef)(void 0);
  var lazilyCalculatedRouteInfo = (0, import_react.useRef)(void 0);
  if (currentState && currentStateRef.current !== currentState) {
    lazilyCalculatedRouteInfo.current = makeLazilyCalculatedRouteInfo({
      currentStateRef,
      lastStateRef,
      cachedRouteInfoValueRef
    });
  }
  currentStateRef.current = currentState;
  return /* @__PURE__ */(0, import_jsx_runtime.jsx)(RouteInfoContext.Provider, {
    value: currentState ? lazilyCalculatedRouteInfo.current : void 0,
    children
  });
}
function makeLazilyCalculatedRouteInfo(param) {
  var {
    currentStateRef,
    lastStateRef,
    cachedRouteInfoValueRef
  } = param;
  return new Proxy({}, {
    get(_, p) {
      var state = currentStateRef.current;
      if (!state) {
        throw new Error("[lazilyCalculatedRouteInfo] cannot get state");
      }
      if (!cachedRouteInfoValueRef.current || lastStateRef.current !== state) {
        cachedRouteInfoValueRef.current = (0, import_getRouteInfo.getRouteInfo)(state);
        lastStateRef.current = state;
      }
      return cachedRouteInfoValueRef.current[p];
    }
  });
}
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