primevue-mirror/components/badge/Badge.vue

<template>
    <span :class="badgeClass">
        <slot>{{ value }}</slot>
    </span>
</template>

<script>
export default {
    name: 'Badge',
    props: {
        value: null,
        severity: null,
        size: null
    },
    computed: {
        containerClass() {
            return this.$slots.default ? 'p-overlay-badge' : this.badgeClass;
        },
        badgeClass() {
            return [
                'p-badge p-component',
                {
                    'p-badge-no-gutter': this.value && String(this.value).length === 1,
                    'p-badge-dot': !this.value && !this.$slots.default,
                    'p-badge-lg': this.size === 'large',
                    'p-badge-xl': this.size === 'xlarge',
                    'p-badge-info': this.severity === 'info',
                    'p-badge-success': this.severity === 'success',
                    'p-badge-warning': this.severity === 'warning',
                    'p-badge-danger': this.severity === 'danger'
                }
            ];
        }
    }
};
</script>