feat:node-modules

node_modules/mathjs/lib/esm/utils/bignumber/constants.js

@@ -0,0 +1,57 @@
+import { memoize } from '../function.js';
+
+/**
+ * Calculate BigNumber e
+ * @param {function} BigNumber   BigNumber constructor
+ * @returns {BigNumber} Returns e
+ */
+export var createBigNumberE = memoize(function (BigNumber) {
+  return new BigNumber(1).exp();
+}, {
+  hasher
+});
+
+/**
+ * Calculate BigNumber golden ratio, phi = (1+sqrt(5))/2
+ * @param {function} BigNumber   BigNumber constructor
+ * @returns {BigNumber} Returns phi
+ */
+export var createBigNumberPhi = memoize(function (BigNumber) {
+  return new BigNumber(1).plus(new BigNumber(5).sqrt()).div(2);
+}, {
+  hasher
+});
+
+/**
+ * Calculate BigNumber pi.
+ * @param {function} BigNumber   BigNumber constructor
+ * @returns {BigNumber} Returns pi
+ */
+export var createBigNumberPi = memoize(function (BigNumber) {
+  return BigNumber.acos(-1);
+}, {
+  hasher
+});
+
+/**
+ * Calculate BigNumber tau, tau = 2 * pi
+ * @param {function} BigNumber   BigNumber constructor
+ * @returns {BigNumber} Returns tau
+ */
+export var createBigNumberTau = memoize(function (BigNumber) {
+  return createBigNumberPi(BigNumber).times(2);
+}, {
+  hasher
+});
+
+/**
+ * Create a hash for a BigNumber constructor function. The created has is
+ * the configured precision
+ * @param {Array} args         Supposed to contain a single entry with
+ *                             a BigNumber constructor
+ * @return {number} precision
+ * @private
+ */
+function hasher(args) {
+  return args[0].precision;
+}