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23 lines
645 B
JavaScript
23 lines
645 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 arrayOf = require("@validatem/array-of");
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const node = require("../ast-node");
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module.exports = function (operations) {
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const isPossiblyForeignColumn = require("../validators/operations/is-possibly-foreign-column")(operations);
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return function hierarchical(_columns) {
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let [ columns ] = validateArguments(arguments, {
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columns: [ required, arrayOf([ required, isPossiblyForeignColumn ]) ] // FIXME: Require minimum 2, probably
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});
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return node({
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type: "hierarchical",
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columns: columns
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});
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};
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};
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