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29 lines
881 B
JavaScript
29 lines
881 B
JavaScript
"use strict";
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const { validateArguments } = require("@validatem/core");
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const required = require("@validatem/required");
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const defaultTo = require("@validatem/default-to");
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const nestedArrayOf = require("@validatem/nested-array-of");
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const flatten = require("../../validators/flatten");
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const node = require("../../ast-node");
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module.exports = function (operations) {
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const isRelationClause = require("../../validators/operations/is-relation-clause")(operations);
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const isField = require("../../validators/operations/is-field")(operations);
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return function belongsTo(_field, _clauses) {
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let [ field, clauses ] = validateArguments(arguments, {
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field: [ required, isField ],
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clauses: [ defaultTo([]), nestedArrayOf(isRelationClause), flatten ]
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});
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return node({
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type: "relation",
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relationType: "belongsTo",
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field: field,
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clauses: clauses
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});
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};
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};
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