@antmjs/vantui/es/row/wxs.js

一套适用于Taro3及React的vantui组件库

import { style } from '../wxs/utils';
import { addUnit } from '../wxs/add-unit';
function rootStyle(data) {
  var styles = {};
  var hor = null;
  var ver = null;
  if (!data.gutter) {
    return '';
  }
  if (Array.isArray(data.gutter)) {
    if (data.gutter.length > 0) {
      hor = data.gutter[0];
    }
    if (data.gutter.length > 1) {
      ver = data.gutter[1];
    }
  } else {
    hor = data.gutter;
  }
  var judge = function judge(val, pos) {
    var unit = '';
    var value = 0;
    if (typeof val == 'string' && val.constructor == String) {
      var matches = /^([\.\-\d]+)([^\d]*)$/gi.exec(val);
      if (matches && matches.length > 0) {
        value = Number(matches[1]);
        if (matches[2]) {
          unit = matches[2] === 'px' ? '' : matches[2];
        }
      }
    } else if (typeof val == 'number' && val.constructor == Number) {
      value = val;
    }
    var v = addUnit(-value / 2 + unit);
    if (pos === 'x') {
      styles['margin-right'] = v;
      styles['margin-left'] = v;
    }
    if (pos === 'y') {
      styles['margin-top'] = v;
      styles['margin-bottom'] = v;
    }
  };
  if (hor != null) judge(hor, 'x');
  if (ver != null) judge(ver, 'y');
  var result = style(styles);
  return result;
}
export { rootStyle };