@tanstack/db/dist/cjs/query/compiler/query-equivalence.cjs

A reactive client store for building super fast apps on sync

"use strict";
Object.defineProperty(exports, Symbol.toStringTag, { value: "Module" });
const utils = require("../../utils.cjs");
function queriesMatchForCaching(a, b) {
  return utils.deepEquals(normalizeQuery(a), normalizeQuery(b));
}
function normalizeQuery(query) {
  return {
    from: normalizeFrom(query.from),
    select: query.select,
    join: query.join?.map((join) => ({
      from: normalizeFrom(join.from),
      type: join.type,
      left: join.left,
      right: join.right
    })),
    where: query.where,
    groupBy: query.groupBy,
    having: query.having,
    orderBy: query.orderBy,
    limit: query.limit,
    offset: query.offset,
    distinct: query.distinct,
    singleResult: query.singleResult,
    fnSelect: query.fnSelect,
    fnWhere: query.fnWhere,
    fnHaving: query.fnHaving
  };
}
function normalizeFrom(from) {
  switch (from.type) {
    case `collectionRef`:
      return {
        type: from.type,
        collection: from.collection,
        alias: from.alias
      };
    case `queryRef`:
      return {
        type: from.type,
        query: normalizeQuery(from.query),
        alias: from.alias
      };
    case `unionFrom`:
      return {
        type: from.type,
        sources: from.sources.map(normalizeFrom)
      };
    case `unionAll`:
      return {
        type: from.type,
        queries: from.queries.map(normalizeQuery)
      };
  }
}
exports.queriesMatchForCaching = queriesMatchForCaching;
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