@tanishiking/aho-corasick/dist/utils.js

TypeScript implementation of the Aho-Corasick algorithm for efficient string matching

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.isAlphaNumeric = exports.stringToArray = void 0;
/**
 * Convert string to character array
 *
 * @param str - string to split.
 */
function stringToArray(str) {
    var arr = [];
    for (var i = 0; i < str.length; i++) {
        arr.push(str.substr(i, 1));
    }
    return arr;
}
exports.stringToArray = stringToArray;
function isAlphaNumeric(str) {
    var len = str.length;
    for (var i = 0; i < len; i++) {
        var code = str.charCodeAt(i);
        if (!(code > 47 && code < 58) && // numeric (0-9)
            !(code > 64 && code < 91) && // upper alpha (A-Z)
            !(code > 96 && code < 123) // lower alpha (a-z)
        ) {
            return false;
        }
    }
    return true;
}
exports.isAlphaNumeric = isAlphaNumeric;