recharts/es6/util/DetectReferenceElementsDomain.js

React charts

import { ReferenceDot } from '../cartesian/ReferenceDot';
import { ReferenceLine } from '../cartesian/ReferenceLine';
import { ReferenceArea } from '../cartesian/ReferenceArea';
import { ifOverflowMatches } from './IfOverflowMatches';
import { findAllByType } from './ReactUtils';
import { isNumber } from './DataUtils';
export var detectReferenceElementsDomain = function detectReferenceElementsDomain(children, domain, axisId, axisType, specifiedTicks) {
  var lines = findAllByType(children, ReferenceLine.displayName);
  var dots = findAllByType(children, ReferenceDot.displayName);
  var elements = lines.concat(dots);
  var areas = findAllByType(children, ReferenceArea.displayName);
  var idKey = "".concat(axisType, "Id");
  var valueKey = axisType[0];
  var finalDomain = domain;

  if (elements.length) {
    finalDomain = elements.reduce(function (result, el) {
      if (el.props[idKey] === axisId && ifOverflowMatches(el.props, 'extendDomain') && isNumber(el.props[valueKey])) {
        var value = el.props[valueKey];
        return [Math.min(result[0], value), Math.max(result[1], value)];
      }

      return result;
    }, finalDomain);
  }

  if (areas.length) {
    var key1 = "".concat(valueKey, "1");
    var key2 = "".concat(valueKey, "2");
    finalDomain = areas.reduce(function (result, el) {
      if (el.props[idKey] === axisId && ifOverflowMatches(el.props, 'extendDomain') && isNumber(el.props[key1]) && isNumber(el.props[key2])) {
        var value1 = el.props[key1];
        var value2 = el.props[key2];
        return [Math.min(result[0], value1, value2), Math.max(result[1], value1, value2)];
      }

      return result;
    }, finalDomain);
  }

  if (specifiedTicks && specifiedTicks.length) {
    finalDomain = specifiedTicks.reduce(function (result, tick) {
      if (isNumber(tick)) {
        return [Math.min(result[0], tick), Math.max(result[1], tick)];
      }

      return result;
    }, finalDomain);
  }

  return finalDomain;
};