the-math/dist/resolve/getNegativeOperation.js

TheMath is an extensive math library for JavaScript and Node.js. It features a flexible expression parser

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.getNegativeOperation = void 0;
function getNegativeOperation(fragments) {
    var indexNegativeSinal = -1;
    if (fragments[0] === '-') {
        return 0;
    }
    fragments.some(function (fragment, index) {
        if (['--', '+-', '*-', 'x-', '/-'].indexOf(fragment) !== -1) {
            indexNegativeSinal = index;
            return true;
        }
        return false;
    });
    return indexNegativeSinal;
}
exports.getNegativeOperation = getNegativeOperation;