optimizely-oui/src/utils/custom-prop-types.js

Optimizely's Component Library.

import PropTypes from "prop-types";

export const checkPropIsGreaterThanOrEqualTo = (numberToCheck, isRequired) => {
    return function (props, propName, componentName, ...rest) {
        if (isRequired) {
            if (props[propName] === undefined || props[propName] === null) {
                return new Error(
                    "Invalid prop `" +
                        propName +
                        "` (has value `" +
                        props[propName] +
                        "`) supplied to `" +
                        componentName +
                        "`. Must be defined.`"
                );
            }
        }
        if (props[propName] < numberToCheck) {
            return new Error(
                "Invalid prop `" +
                    propName +
                    "` (has value `" +
                    props[propName] +
                    "`) supplied to `" +
                    componentName +
                    "`. Must be greater than or equal to `" +
                    numberToCheck +
                    "."
            );
        }
        return PropTypes.number(props, propName, componentName, ...rest);
    };
};