ottoman/lib/query/utils.js

Ottoman Couchbase ODM

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.escapeReservedWords = exports.parseStringSelectExpr = exports.escapeFromClause = void 0;
const helpers_1 = require("./helpers");
const replaceList = ['ALL', 'DISTINCT', 'RAW', 'ELEMENT', 'VALUE'];
const escapeFromClause = (str) => {
    const trimStr = str.trim();
    const [collection, ...rest] = trimStr.split(' ');
    const parts = collection.split('.');
    const result = [];
    for (const part of parts) {
        const cleanBacksticks = part.replace(/`/g, '');
        result.push(`\`${cleanBacksticks}\``);
    }
    return `${result.join('.')}${rest.length > 0 ? ` ${rest.map((item) => item.replace(/`/g, '')).join(' ')}` : ''}`;
};
exports.escapeFromClause = escapeFromClause;
/**
 * Convert select expression into an Array of selection keys
 * */
const parseStringSelectExpr = (expr) => {
    if (expr.indexOf(',') === -1 && expr.indexOf(' as ') === -1) {
        return [expr];
    }
    let resultExpr = expr.replace(/[()]/g, '');
    replaceList.forEach((value) => {
        resultExpr = resultExpr.replace(new RegExp(`/[${value}]/`, 'g'), '');
    });
    return resultExpr.split(',').map((v) => {
        return extractAsValue(v);
    });
};
exports.parseStringSelectExpr = parseStringSelectExpr;
/**
 * @ignore
 * */
const extractAsValue = (expr) => {
    const result = expr.toLowerCase().split(' as ');
    if (result.length === 2) {
        return result[1].trim();
    }
    return expr.trim();
};
/**
 * @ignore
 */
const escapeReservedWords = (field) => {
    if (helpers_1.n1qlReservedWords.includes(field.toUpperCase())) {
        return `\`${field}\``;
    }
    if (field.match(/(\-)|(\.)|(\[\d+\])/g)) {
        let expr = field;
        expr = expr
            .split('.')
            .map((value) => {
            if (helpers_1.n1qlReservedWords.includes(value.toUpperCase())) {
                return `\`${value}\``;
            }
            return value;
        })
            .join('.');
        expr = expr.replace(/([a-z0-9]*\-[a-z0-9]*)/g, '`$&`');
        return expr;
    }
    return field;
};
exports.escapeReservedWords = escapeReservedWords;
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