@tanstack/db/dist/cjs/query/compiler/parent-routes.cjs

A reactive client store for building super fast apps on sync

"use strict";
Object.defineProperty(exports, Symbol.toStringTag, { value: "Module" });
const dbIvm = require("@tanstack/db-ivm");
const PARENT_ROUTE_CROSS_KEY = `__tanstack_parent_route_cross__`;
function crossJoinParentRoutes(input, parentKeyStream, assemble) {
  const rows = input.pipe(
    dbIvm.map(([rowKey, row]) => [PARENT_ROUTE_CROSS_KEY, [rowKey, row]])
  );
  const routes = parentKeyStream.pipe(
    dbIvm.map(([correlationKey, parentContext]) => [
      PARENT_ROUTE_CROSS_KEY,
      [correlationKey, parentContext]
    ])
  );
  return rows.pipe(
    dbIvm.join(routes, `inner`),
    dbIvm.filter(
      ([, [rowSide, routeSide]]) => Boolean(rowSide != null && routeSide != null)
    ),
    dbIvm.map(([, [rowSide, routeSide]]) => {
      const [rowKey, row] = rowSide;
      const [correlationKey, parentContext] = routeSide;
      return assemble(rowKey, row, correlationKey, parentContext);
    })
  );
}
exports.crossJoinParentRoutes = crossJoinParentRoutes;
//# sourceMappingURL=parent-routes.cjs.map