@tidyjs/tidy/dist/lib/item/rate.js

Tidy up your data with JavaScript, inspired by dplyr and the tidyverse

'use strict';

Object.defineProperty(exports, '__esModule', { value: true });

var math = require('../math/math.js');

function rate(numerator, denominator, options) {
  const numeratorFn = typeof numerator === "function" ? numerator : (d) => d[numerator];
  const denominatorFn = typeof denominator === "function" ? denominator : (d) => d[denominator];
  const {predicate, allowDivideByZero} = options != null ? options : {};
  return predicate == null ? (d, index, array) => {
    const denom = denominatorFn(d, index, array);
    const numer = numeratorFn(d, index, array);
    return math.rate(numer, denom, allowDivideByZero);
  } : (d, index, array) => {
    if (!predicate(d, index, array))
      return void 0;
    const denom = denominatorFn(d, index, array);
    const numer = numeratorFn(d, index, array);
    return math.rate(numer, denom, allowDivideByZero);
  };
}

exports.rate = rate;
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