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b6287708f6
Updates files outside of x-pack to be triple-licensed under Elastic License 2.0, AGPL 3.0, or SSPL 1.0.
29 lines
1.2 KiB
TypeScript
29 lines
1.2 KiB
TypeScript
/*
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* Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
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* or more contributor license agreements. Licensed under the "Elastic License
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* 2.0", the "GNU Affero General Public License v3.0 only", and the "Server Side
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* Public License v 1"; you may not use this file except in compliance with, at
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* your election, the "Elastic License 2.0", the "GNU Affero General Public
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* License v3.0 only", or the "Server Side Public License, v 1".
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*/
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import _ from 'lodash';
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/**
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* Create a single-level array with strings for all the paths to values in the
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* source object, up to 3 deep. Going deeper than 3 causes a bit too much churn
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* in the tests.
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* @param source The object to extract the keys from.
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*/
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export function flatKeys(source: Record<string, unknown>) {
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const recursivelyFlatKeys = (obj: unknown, path: string[] = [], depth = 0): string[] => {
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return depth < 3 && _.isObject(obj) && _.size(obj) > 0
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? Object.entries(obj).reduce(
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(acc, [k, v]) => [...acc, ...recursivelyFlatKeys(v, [...path, k], depth + 1)],
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[] as string[]
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)
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: [path.join('.')].filter(Boolean);
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};
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return _.uniq(_.flattenDeep(recursivelyFlatKeys(source))).sort((a, b) => a.localeCompare(b));
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}
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