@atomictech/xlsx-write-stream/dist/templates/cell.js

Stream huge amount of data into an XLSX generated file stream with minimum memory footprint.

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = _default;

var _styles = require("./styles");

var _xmlEscape = _interopRequireDefault(require("xml-escape"));

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

const isDate = d => d instanceof Date && !isNaN(d);

const isNumber = n => typeof n === 'number';

const isString = s => typeof s === 'string';

const isBoolean = b => b === !!b;

const isFormulaString = s => s.startsWith('=');

function _default(value, cell, format, styles) {
  if (isDate(value)) {
    return `<c r="${cell}" t="d" ${format ? `s="${styles.getStyleId(_styles.TypeStyleKey.DATE)}"` : ''}><v>${value.toISOString()}</v></c>`;
  } else if (isString(value)) {
    if (isFormulaString(value)) {
      return `<c r="${cell}" t="str"><f>${(0, _xmlEscape.default)(value).substr(1)}</f></c>`;
    }

    return `<c r="${cell}" t="inlineStr" ${format ? `s="${styles.getStyleId(_styles.TypeStyleKey.TEXT)}"` : ''}><is><t>${(0, _xmlEscape.default)(value)}</t></is></c>`;
  } else if (isBoolean(value)) {
    return `<c r="${cell}" t="b"><v>${value ? 1 : 0}</v></c>`;
  } else if (isNumber(value)) {
    return `<c r="${cell}" t="n" ${format ? `s="${styles.getStyleId((0, _styles.getBestNumberTypeStyleKey)(value))}"` : ''}><v>${value}</v></c>`;
  } else if (value) {
    return `<c r="${cell}" t="inlineStr"><is><t>${(0, _xmlEscape.default)(`${value}`)}</t></is></c>`;
  }

  return '';
}
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