@thorwallet/xchain-util/lib/string.js

Helper utilities for XChain clients

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.trimZeros = void 0;
/**
 * Removes leading / trailing zeros from a string of numbers
 * (1) Regex to remove trailing zeros https://stackoverflow.com/a/53397618/2032698
 * (2) Regex to remove leading zeros https://www.oreilly.com/library/view/regular-expressions-cookbook/9781449327453/ch06s06.html
 *
 * @param {string} value
 * @returns {string} The result after removing trailing zeros.
 */
const trimZeros = (value) => value
    // (1) remove trailing zeros
    .replace(/(\.[0-9]*[1-9])0+$|\.0*$/, '$1')
    // (2) remove leading zeros
    .replace(/\b0*([1-9][0-9]*|0)\b/, '$1');
exports.trimZeros = trimZeros;
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