static boolean isInConcatenationContext(PsiExpression element) {
    if (ExpressionUtils.isStringConcatenationOperand(element)) return true;
    final PsiElement parent = PsiUtil.skipParenthesizedExprUp(element.getParent());
    if (parent instanceof PsiAssignmentExpression parentExpression) {
      final IElementType tokenType = parentExpression.getOperationTokenType();
      if (!JavaTokenType.PLUSEQ.equals(tokenType)) {
        return false;
      }
      final PsiType parentType = parentExpression.getType();
      if (parentType == null) {
        return false;
      }
      final String parentTypeText = parentType.getCanonicalText();
      return JAVA_LANG_STRING.equals(parentTypeText);
    }
    if (parent instanceof PsiExpressionList) {
      final PsiElement grandParent = parent.getParent();
      if (!(grandParent instanceof PsiMethodCallExpression methodCall)) {
        return false;
      }
      final PsiReferenceExpression methodExpression =
        methodCall.getMethodExpression();
      final PsiExpression qualifierExpression =
        methodExpression.getQualifierExpression();
      final PsiType type;
      if (qualifierExpression == null) {
        // to use the intention inside the source of
        // String and StringBuffer
        type = methodExpression.getType();
      }
      else {
        type = qualifierExpression.getType();
      }
      if (type == null) {
        return false;
      }
      final String className = type.getCanonicalText();
      if (CommonClassNames.JAVA_LANG_STRING_BUFFER.equals(className) ||
          CommonClassNames.JAVA_LANG_STRING_BUILDER.equals(className)) {
        final @NonNls String methodName =
          methodExpression.getReferenceName();
        if (!"append".equals(methodName) &&
            !"insert".equals(methodName)) {
          return false;
        }
        final PsiElement method = methodExpression.resolve();
        return method != null;
      }
      else if (JAVA_LANG_STRING.equals(className)) {
        final @NonNls String methodName =
          methodExpression.getReferenceName();
        if (!"indexOf".equals(methodName) &&
            !"lastIndexOf".equals(methodName) &&
            !"replace".equals(methodName)) {
          return false;
        }
        final PsiElement method = methodExpression.resolve();
        return method != null;
      }
    }
    return false;
  }
static boolean isInConcatenationContext(PsiExpression element)