@protobi/exceljs/dist/es5/utils/copy-style.js

Excel Workbook Manager - Temporary fork with pivot table enhancements and bug fixes pending upstream merge

"use strict";

function _typeof(o) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof(o); }
function ownKeys(e, r) { var t = Object.keys(e); if (Object.getOwnPropertySymbols) { var o = Object.getOwnPropertySymbols(e); r && (o = o.filter(function (r) { return Object.getOwnPropertyDescriptor(e, r).enumerable; })), t.push.apply(t, o); } return t; }
function _objectSpread(e) { for (var r = 1; r < arguments.length; r++) { var t = null != arguments[r] ? arguments[r] : {}; r % 2 ? ownKeys(Object(t), !0).forEach(function (r) { _defineProperty(e, r, t[r]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(e, Object.getOwnPropertyDescriptors(t)) : ownKeys(Object(t)).forEach(function (r) { Object.defineProperty(e, r, Object.getOwnPropertyDescriptor(t, r)); }); } return e; }
function _defineProperty(e, r, t) { return (r = _toPropertyKey(r)) in e ? Object.defineProperty(e, r, { value: t, enumerable: !0, configurable: !0, writable: !0 }) : e[r] = t, e; }
function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == _typeof(i) ? i : i + ""; }
function _toPrimitive(t, r) { if ("object" != _typeof(t) || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != _typeof(i)) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); }
var oneDepthCopy = function oneDepthCopy(obj, nestKeys) {
  return _objectSpread(_objectSpread({}, obj), nestKeys.reduce(function (memo, key) {
    if (obj[key]) memo[key] = _objectSpread({}, obj[key]);
    return memo;
  }, {}));
};
var setIfExists = function setIfExists(src, dst, key) {
  var nestKeys = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : [];
  if (src[key]) dst[key] = oneDepthCopy(src[key], nestKeys);
};
var isEmptyObj = function isEmptyObj(obj) {
  return Object.keys(obj).length === 0;
};
var copyStyle = function copyStyle(style) {
  if (!style) return style;
  if (isEmptyObj(style)) return {};
  var copied = _objectSpread({}, 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(function (s) {
        return oneDepthCopy(s, ['color']);
      });
    }
  }
  return copied;
};
exports.copyStyle = copyStyle;
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