Method constructor

src/maths/Parser.js:58–65

* Parse the given string, and generate an abstract syntax tree (AST) from the math expression * * @param {string} text * @param {string} customDecimalCharacter The custom decimal character to use in floats * @returns {ASTNode}

(text, customDecimalCharacter = '.')

     * @returns {ASTNode}
     */
    constructor(text, customDecimalCharacter = '.') {
        this.text = text;
        this.decimalCharacter = customDecimalCharacter;
        this.lexer = new Lexer(text);
        this.token = this.lexer.getNextToken(this.decimalCharacter);

        return this._exp();
    }

    _exp() {
        const termNode = this._term();