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48 lines
1.3 KiB
48 lines
1.3 KiB
5 years ago
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'use strict';
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const get = require('../get');
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const utils = require('../../utils');
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module.exports = function isIndexEqual(key, options, dbIndex) {
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// If these options are different, need to rebuild the index
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const optionKeys = [
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'unique',
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'partialFilterExpression',
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'sparse',
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'expireAfterSeconds',
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'collation'
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];
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for (const key of optionKeys) {
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if (!(key in options) && !(key in dbIndex)) {
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continue;
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}
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if (key === 'collation') {
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const definedKeys = Object.keys(options.collation);
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const schemaCollation = options.collation;
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const dbCollation = dbIndex.collation;
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for (const opt of definedKeys) {
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if (get(schemaCollation, opt) !== get(dbCollation, opt)) {
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return false;
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}
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}
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} else if (!utils.deepEqual(options[key], dbIndex[key])) {
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return false;
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}
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}
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const schemaIndexKeys = Object.keys(key);
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const dbIndexKeys = Object.keys(dbIndex.key);
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if (schemaIndexKeys.length !== dbIndexKeys.length) {
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return false;
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}
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for (let i = 0; i < schemaIndexKeys.length; ++i) {
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if (schemaIndexKeys[i] !== dbIndexKeys[i]) {
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return false;
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}
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if (!utils.deepEqual(key[schemaIndexKeys[i]], dbIndex.key[dbIndexKeys[i]])) {
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return false;
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}
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}
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return true;
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};
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