minterjs-util/dist/cjs/swap-limit.js

Utils for Minter

"use strict";

function _typeof(obj) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) { return typeof obj; } : function (obj) { return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }, _typeof(obj); }
Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.getMaxEstimationLimit = getMaxEstimationLimit;
exports.getMinEstimationLimit = getMinEstimationLimit;
var _big = _interopRequireWildcard(require("./big.js"));
function _getRequireWildcardCache(nodeInterop) { if (typeof WeakMap !== "function") return null; var cacheBabelInterop = new WeakMap(); var cacheNodeInterop = new WeakMap(); return (_getRequireWildcardCache = function _getRequireWildcardCache(nodeInterop) { return nodeInterop ? cacheNodeInterop : cacheBabelInterop; })(nodeInterop); }
function _interopRequireWildcard(obj, nodeInterop) { if (!nodeInterop && obj && obj.__esModule) { return obj; } if (obj === null || _typeof(obj) !== "object" && typeof obj !== "function") { return { "default": obj }; } var cache = _getRequireWildcardCache(nodeInterop); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (key !== "default" && Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj["default"] = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
/**
 * Get max to spend amount
 * @param {string} estimationAmount - integer
 * @param {number|string} slippagePart - e.g. '0.01' for 1% slippage
 * @return {string}
 */
function getMaxEstimationLimit(estimationAmount, slippagePart) {
  var slippageAmount = new _big["default"](estimationAmount).times(slippagePart);
  // maxSrcAmount to spend
  return new _big["default"](estimationAmount).plus(slippageAmount).round(0, _big.BIG_ROUND_UP).toString();
}

/**
 * Get min to receive amount
 * @param {string} estimationAmount - integer
 * @param {number|string} slippagePart - e.g. '0.01' for 1% slippage
 * @return {string}
 */
function getMinEstimationLimit(estimationAmount, slippagePart) {
  var slippageAmount = new _big["default"](estimationAmount).times(slippagePart);
  // maxSrcAmount to spend
  return new _big["default"](estimationAmount).minus(slippageAmount).round(0, _big.BIG_ROUND_DOWN).toString();
}