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/**
 * Retrieves all the rows in the active spreadsheet that contain data and logs the
 * values for each row.
 * For more information on using the Spreadsheet API, see
 * https://developers.google.com/apps-script/service_spreadsheet
 */
function readRows() {
  var sheet = SpreadsheetApp.getActiveSheet();
  var rows = sheet.getDataRange();
  var numRows = rows.getNumRows();

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/**
 * The node posix path parser implemented in ES2015
 * 
 * regex from: https://github.com/nodejs/node/blob/master/lib/path.js#L406
 *
 * @param  {String} path
 * @return {Object} result
 * 
 * let { name } = parse('/foo/bar/baz.html')
 * // => name: baz

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This simple line chart is constructed from a TSV file storing the closing value of AAPL stock over the last few years. The chart employs conventional margins and a number of D3 features:

This also uses simple-statistics to derive a linear regression of the price changes.

• d3.tsv - load and parse data
• d3.time.format - parse dates
• d3.time.scale - x-position encoding
• d3.scale.linear - y-position encoding
• d3.extent - compute domains
• d3.svg.axis - display axes

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const getCookieByName = (name) => document.cookie.split(';')
  .map(x => x.split('='))
  .filter(x => x[0].trim() === name.trim())
  .map(x => decodeURIComponent(x[1]))[0]

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