private static boolean isLiteral(PsiElement element) {
if (element == null) return false;
final ASTNode astNode = element.getNode();
if (astNode == null) {
return false;
}
final IElementType elementType = astNode.getElementType();
final ParserDefinition parserDefinition =
LanguageParserDefinitions.INSTANCE.forLanguage(element.getLanguage());
if (parserDefinition != null) {
final TokenSet literals = parserDefinition.getStringLiteralElements();
return literals.contains(elementType);
}
return false;
}
private static boolean isStringLiteral(PsiElement element, ParserDefinition definition) {
return PlatformPatterns.psiElement()
.withElementType(definition.getStringLiteralElements())
.accepts(element);
}