zyAdmin/node_modules/exceljs/dist/es5/utils/copy-style.js

"use strict";

const oneDepthCopy = (obj, nestKeys) => ({
  ...obj,
  ...nestKeys.reduce((memo, key) => {
    if (obj[key]) memo[key] = {
      ...obj[key]
    };
    return memo;
  }, {})
});
const setIfExists = function (src, dst, key) {
  let nestKeys = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : [];
  if (src[key]) dst[key] = oneDepthCopy(src[key], nestKeys);
};
const isEmptyObj = obj => Object.keys(obj).length === 0;
const copyStyle = style => {
  if (!style) return style;
  if (isEmptyObj(style)) return {};
  const copied = {
    ...style
  };
  setIfExists(style, copied, 'font', ['color']);
  setIfExists(style, copied, 'alignment');
  setIfExists(style, copied, 'protection');
  if (style.border) {
    setIfExists(style, copied, 'border');
    setIfExists(style.border, copied.border, 'top', ['color']);
    setIfExists(style.border, copied.border, 'left', ['color']);
    setIfExists(style.border, copied.border, 'bottom', ['color']);
    setIfExists(style.border, copied.border, 'right', ['color']);
    setIfExists(style.border, copied.border, 'diagonal', ['color']);
  }
  if (style.fill) {
    setIfExists(style, copied, 'fill', ['fgColor', 'bgColor', 'center']);
    if (style.fill.stops) {
      copied.fill.stops = style.fill.stops.map(s => oneDepthCopy(s, ['color']));
    }
  }
  return copied;
};
exports.copyStyle = copyStyle;
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