Method _isNewline

source/python.js:1823–1833

(c)

                return false;
            }
            static _isNewline(c) {
                switch (c) {
                    case '\n':
                    case '\r':
                    case '\u2028': // 8232
                    case '\u2029': // 8233
                        return true;
                    default:
                        return false;
                }
            }
            static _isIdentifierStartChar(c) {
                if (c < 'A') {
                    return c === '$';