mathjs/lib/esm/expression/transform/mean.transform.js

Math.js is an extensive math library for JavaScript and Node.js. It features a flexible expression parser with support for symbolic computation, comes with a large set of built-in functions and constants, and offers an integrated solution to work with dif

import { factory } from '../../utils/factory.js';
import { errorTransform } from './utils/errorTransform.js';
import { createMean } from '../../function/statistics/mean.js';
import { lastDimToZeroBase } from './utils/lastDimToZeroBase.js';
var name = 'mean';
var dependencies = ['typed', 'add', 'divide'];
export var createMeanTransform = /* #__PURE__ */factory(name, dependencies, _ref => {
  var {
    typed,
    add,
    divide
  } = _ref;
  var mean = createMean({
    typed,
    add,
    divide
  });

  /**
   * Attach a transform function to math.mean
   * Adds a property transform containing the transform function.
   *
   * This transform changed the last `dim` parameter of function mean
   * from one-based to zero based
   */
  return typed('mean', {
    '...any': function any(args) {
      args = lastDimToZeroBase(args);
      try {
        return mean.apply(null, args);
      } catch (err) {
        throw errorTransform(err);
      }
    }
  });
}, {
  isTransformFunction: true
});