semi-design/packages/semi-foundation/list/rtl.scss

$module: #{$prefix}-list;

.#{$prefix}-rtl,
.#{$prefix}-portal-rtl {
    .#{$module} {
        direction: rtl;
    
        &-item {  
            // 滚动加载无限长列表
            direction: rtl;  

            &-body {

                &-header {
                    margin-right: auto;
                    margin-left: $spacing-list_header-marginLeft;
                }
            }
    
            &-extra {
                flex: 0 0 auto;
                margin-left: $spacing-none;
                margin-right: $spacing-list_extra-marginRight;
            }
        }
    
        &.#{$module}-flex {
            &.#{$module}-split .#{$module}-item {
                border-bottom: none;
                border-right: $border-thickness;
                border-left: $border-thickness-control solid $color-list_default-border-default;

                &:last-child {
                    border-left: none;
                }
            }
        }
    }
}