boolean (@NotNull PsiErrorElement element) { PsiElement prevLeaf = PsiTreeUtil.prevCodeLeaf(element); if (prevLeaf instanceof PsiJavaToken token) { IElementType type = token.getTokenType(); if (type == JavaTokenType.STRING_LITERAL) { String text = token.getText(); if (text.length() == 1 || !StringUtil.endsWithChar(text, '"')) { return true; } } else if (type == JavaTokenType.CHARACTER_LITERAL) { String text = token.getText(); if (text.length() == 1 || !StringUtil.endsWithChar(text, '\'')) { return true; } } else if (type == JavaTokenType.STRING_TEMPLATE_END) { String text = token.getText(); if (text.length() == 1 || !StringUtil.endsWithChar(text, '"')) { return true; } } } return false; }