node-rigorous/src/helpers/validatorIsName.js

Rigorous Framework

const helperFormatChecker = require('./format_checker');

module.exports = () => {

    return {
        validator: (v) => {
            return !helperFormatChecker.isNil(v) && helperFormatChecker.isFirstLetterCapitalized(v);
        },
        message: props => `${props.value} is not a name`,
    };
};