bootstrap-vue/src/components/button-group/button-group.js

Quickly integrate Bootstrap 4 components with Vue.js

import { mergeData } from "../../utils";
import { arrayIncludes } from "../../utils/array";

export const props = {
    vertical: {
        type: Boolean,
        default: false
    },
    size: {
        type: String,
        default: null,
        validator: size => arrayIncludes(["sm", "", "lg"], size)
    },
    tag: {
        type: String,
        default: "div"
    },
    ariaRole: {
        type: String,
        default: "group"
    }
};

export default {
    functional: true,
    props,
    render(h, { props, data, children }) {
        return h(
            props.tag,
            mergeData(data, {
                class: {
                    "btn-group": !props.vertical,
                    "btn-group-vertical": props.vertical,
                    [`btn-group-${props.size}`]: Boolean(props.size)
                },
                attrs: { "role": props.ariaRole }
            }),
            children
        );
    }
};