/src/main/java/org/htmlunit/html/xpath/XPathAdapter.java
else if ( state == STATE.SINGLE_QUOTED) { }state = STATE.SINGLE_QUOTED;
state = STATE.SINGLE_QUOTED; } else if ( state == STATE.SINGLE_QUOTED ) {
else if (state == STATE.DOUBLE_QUOTED) { state = STATE.DEFAULT; } break; case '\'': if (state == STATE.DEFAULT || state == STATE.ATTRIB) { <extra_id_0> state = STATE.DEFAULT; } break; case '[': case '(': if (state == STATE.ATTRIB) {