exceljs/dist/es5/xlsx/xform/simple/date-xform.js

Excel Workbook Manager - Read and Write xlsx and csv Files.

"use strict";

const BaseXform = require('../base-xform');
class DateXform extends BaseXform {
  constructor(options) {
    super();
    this.tag = options.tag;
    this.attr = options.attr;
    this.attrs = options.attrs;
    this._format = options.format || function (dt) {
      try {
        if (Number.isNaN(dt.getTime())) return '';
        return dt.toISOString();
      } catch (e) {
        return '';
      }
    };
    this._parse = options.parse || function (str) {
      return new Date(str);
    };
  }
  render(xmlStream, model) {
    if (model) {
      xmlStream.openNode(this.tag);
      if (this.attrs) {
        xmlStream.addAttributes(this.attrs);
      }
      if (this.attr) {
        xmlStream.addAttribute(this.attr, this._format(model));
      } else {
        xmlStream.writeText(this._format(model));
      }
      xmlStream.closeNode();
    }
  }
  parseOpen(node) {
    if (node.name === this.tag) {
      if (this.attr) {
        this.model = this._parse(node.attributes[this.attr]);
      } else {
        this.text = [];
      }
    }
  }
  parseText(text) {
    if (!this.attr) {
      this.text.push(text);
    }
  }
  parseClose() {
    if (!this.attr) {
      this.model = this._parse(this.text.join(''));
    }
    return false;
  }
}
module.exports = DateXform;
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