fxparser/runthistest.js

Formula parser designed for Yotta Needs.

let FxParser = require('./lib/index').Parser;

let parser = new FxParser();
parser.setVariable('MY_VARIABLE', 5);
parser.setVariable('yottaBar', 10);
console.log(parser.parse('(1 + MY_VARIABLE + (5 * yottaBar)) / yottaBar'));

parser.on('callRangeValue', (startCellCoord, endCellCoord, done) => {
  // let data = [
  //   [1, 2, 3, 4, 5],
  //   [6, 7, 8, 9, 110],
  //   [11, 12, 13, 14, 15],
  //   [16, 17, 18, 19, 20],
  // ];
  let data = [
    ['ronnie', 'mike', 'sole', 'juan', 'pepe'],
    ['ronnie', 'mike', 'sole', 'juan', 'pepe'],
  ];
  let fragment = [];

  for (let row = startCellCoord.row.index; row <= endCellCoord.row.index; row++) {
    let rowData = data[row];
    let colFragment = [];

    for (let col = startCellCoord.column.index; col <= endCellCoord.column.index; col++) {
      colFragment.push(rowData[col]);
    }
    fragment.push(colFragment);
  }

  if (fragment) {
    done(fragment);
  }
});

console.log(parser.parse('if(COUNTIF(A1:E2, "sole"), COUNTIF(A1:E2, "sole"),0)'));