Function recurseRoute

packages/react-static/src/static/getRoutes.js:95–142

(route, parent)

  const pluginNormalizeRoute = plugins.normalizeRoute(state)

  const recurseRoute = (route, parent) => {
    // Normalize the route
    let normalizedRoute = normalizeRoute(route, parent, pluginNormalizeRoute)

    // we check an array of paths to see
    // if route path already existings
    const existingRoute = routesByPath[normalizedRoute.path]

    // If the route has children, we do a depth-first recurse
    if (normalizedRoute.children) {
      normalizedRoute.children.forEach(childRoute =>
        recurseRoute(childRoute, normalizedRoute)
      )
    }

    // If the route exists
    if (existingRoute) {
      // If it is meant to replace any routes before it
      if (!normalizedRoute.replace) {
        // If not replacing, we need to merge the two
        // routes together
        Object.assign(existingRoute, normalizedRoute)
        // Then make sure we're pointing to the exising route
        normalizedRoute = existingRoute
      }
    }

    delete normalizedRoute.children

    // Register the route by path
    routesByPath[normalizedRoute.path] = normalizedRoute

    // Keep track of index and 404 routes existence
    if (normalizedRoute.path === '/') {
      hasIndex = true
    }

    if (is404Path(normalizedRoute.path)) {
      has404 = true
    }

    if (normalizedRoute.path.indexOf('\\') !== -1) {
      throw new Error(
        'Plugins must return a normalized path for the `path` key of a route,' +
          ' which is a path with / and not \\.'
      )
    }
  }

  routes.forEach(route => recurseRoute(route))