polestar-ui-kit/styles/components/tree/mixin.less

## Install

@tree-default-open-icon: "\E072";
@tree-showline-open-icon: "\e621";
@tree-showline-close-icon: "\e645";
@tree-doc-icon: "\E107";
@tree-loading-icon: "\E263";
@tree-plus-icon: "\E373";
@tree-minus-icon: "\E374";

.antTreeSwitcherIcon(@type: "tree-default-open-icon") {
    &:after {
      .iconfont-size-under-12px(12px);
      display: inline-block;
      .ps-iconfont(@@type);
      font-weight: bold;
      transition: transform .3s;
    }
}