@neo4j/cypher-builder
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A programmatic API for building Cypher queries for Neo4j
58 lines (57 loc) • 1.72 kB
JavaScript
;
/*
* Copyright (c) "Neo4j"
* Neo4j Sweden AB [http://neo4j.com]
*
* This file is part of Neo4j.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.MapExpr = void 0;
const serialize_map_1 = require("../../utils/serialize-map");
/** Represents a Map
* @see {@link https://neo4j.com/docs/cypher-manual/current/syntax/maps/ | Cypher Documentation}
* @group Maps
*/
class MapExpr {
constructor(value = {}) {
this.map = new Map();
this.set(value);
}
get size() {
return this.map.size;
}
set(keyOrValues, value) {
if (typeof keyOrValues === "string") {
this.setField(keyOrValues, value);
}
else {
Object.entries(keyOrValues).forEach(([key, value]) => {
this.setField(key, value);
});
}
}
setField(key, value) {
if (!value)
throw new Error(`Missing value on map key ${key}`);
this.map.set(key, value);
}
/**
* @internal
*/
getCypher(env) {
return (0, serialize_map_1.serializeMap)(env, this.map);
}
}
exports.MapExpr = MapExpr;