sequelize-dm/lib/dialects/abstract/query-generator/operators.js

Sequelize is a promise-based Node.js ORM tool for Postgres, MySQL, MariaDB, SQLite, Microsoft SQL Server, Amazon Redshift and Snowflake’s Data Cloud. It features solid transaction support, relations, eager and lazy loading, read replication and more.

'use strict';

const _ = require('lodash');
const { Op } = require('../../../operators');
const Utils = require('../../../utils');

const OperatorHelpers = {
  OperatorMap: {
    [Op.eq]: '=',
    [Op.ne]: '!=',
    [Op.gte]: '>=',
    [Op.gt]: '>',
    [Op.lte]: '<=',
    [Op.lt]: '<',
    [Op.not]: 'IS NOT',
    [Op.is]: 'IS',
    [Op.in]: 'IN',
    [Op.notIn]: 'NOT IN',
    [Op.like]: 'LIKE',
    [Op.notLike]: 'NOT LIKE',
    [Op.iLike]: 'ILIKE',
    [Op.notILike]: 'NOT ILIKE',
    [Op.startsWith]: 'LIKE',
    [Op.endsWith]: 'LIKE',
    [Op.substring]: 'LIKE',
    [Op.regexp]: '~',
    [Op.notRegexp]: '!~',
    [Op.iRegexp]: '~*',
    [Op.notIRegexp]: '!~*',
    [Op.between]: 'BETWEEN',
    [Op.notBetween]: 'NOT BETWEEN',
    [Op.overlap]: '&&',
    [Op.contains]: '@>',
    [Op.contained]: '<@',
    [Op.adjacent]: '-|-',
    [Op.strictLeft]: '<<',
    [Op.strictRight]: '>>',
    [Op.noExtendRight]: '&<',
    [Op.noExtendLeft]: '&>',
    [Op.any]: 'ANY',
    [Op.all]: 'ALL',
    [Op.and]: ' AND ',
    [Op.or]: ' OR ',
    [Op.col]: 'COL',
    [Op.placeholder]: '$$PLACEHOLDER$$',
    [Op.match]: '@@',
  },

  OperatorsAliasMap: {},

  setOperatorsAliases(aliases) {
    if (!aliases || _.isEmpty(aliases)) {
      this.OperatorsAliasMap = false;
    } else {
      this.OperatorsAliasMap = { ...aliases };
    }
  },

  _replaceAliases(orig) {
    const obj = {};
    if (!this.OperatorsAliasMap) {
      return orig;
    }

    for (const op of Utils.getOperators(orig)) {
      const item = orig[op];
      if (_.isPlainObject(item)) {
        obj[op] = this._replaceAliases(item);
      } else {
        obj[op] = item;
      }
    }

    _.forOwn(orig, (item, prop) => {
      prop = this.OperatorsAliasMap[prop] || prop;
      if (_.isPlainObject(item)) {
        item = this._replaceAliases(item);
      }

      obj[prop] = item;
    });

    return obj;
  },
};

module.exports = OperatorHelpers;