@sqb/builder/cjs/query/union-query.js

Extensible multi-dialect SQL query builder written with TypeScript

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.UnionQuery = void 0;
const enums_js_1 = require("../enums.js");
const query_js_1 = require("./query.js");
class UnionQuery extends query_js_1.Query {
    _queries;
    _unionType;
    constructor(queries, unionType) {
        super();
        this._queries = queries;
        this._unionType = unionType;
    }
    get _type() {
        return enums_js_1.SerializationType.UNION_QUERY;
    }
    /**
     * Performs serialization
     */
    _serialize(ctx) {
        const queries = this._queries.map(q => q._serialize(ctx));
        const q = {
            queries,
            unionType: this._unionType,
        };
        return ctx.serialize(this._type, q, () => this.__defaultSerialize(ctx, q));
    }
    __defaultSerialize(ctx, o) {
        return o.queries.join(o.unionType === 'all' ? '\nUNION ALL\n' : '\nUNION\n');
    }
}
exports.UnionQuery = UnionQuery;