packages/victory-core/src/victory-util/domain.js
function isDomainComponent(component) {
  const getRole = (child) => {
    return child && child.type ? child.type.role : "";
  };
  let role = getRole(component);
  if (role === "portal") {
    const children = React.Children.toArray(component.props.children);
    role = children.length ? getRole(children[0]) : "";
  }
  const whitelist = [
    "area",
    "axis",
    "bar",
    "boxplot",
    "candlestick",
    "errorbar",
    "group",
    "line",
    "pie",
    "scatter",
    "stack",
    "voronoi"
  ];
  return includes(whitelist, role);
}
function isDomainComponent(component) {
  const getRole = (child) => {
    return child && child.type ? child.type.role : "";
  };
  let role = getRole(component);
  if (role === "portal") {
    const children = React.Children.toArray(component.props.children);
    role = children.length ? getRole(children[0]) : "";
  }
  const whitelist = [
    "area",
    "axis",
    "bar",
    "boxplot",
    "candlestick",
    "errorbar",
    "group",
    "line",
    "pie",
    "scatter",
    "stack",
    "voronoi"
  ];
  return includes(whitelist, role);
}
Checks whether a given component can be used to calculate domain
@param {Component} component: a React component instance
@returns {Boolean} Returns true if the given component has a role included in the whitelist