main.vue
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<template>
<div class="el-badge">
<slot></slot>
<transition name="el-zoom-in-center">
<sup
v-show="!hidden && (content || content === 0 || isDot)"
v-text="content"
class="el-badge__content"
:class="[
'el-badge__content--' + type,
{
'is-fixed': $slots.default,
'is-dot': isDot
}
]">
</sup>
</transition>
</div>
</template>
<script>
export default {
name: 'ElBadge',
props: {
value: {},
max: Number,
isDot: Boolean,
hidden: Boolean,
type: {
type: String,
validator(val) {
return ['primary', 'success', 'warning', 'info', 'danger'].indexOf(val) > -1;
}
}
},
computed: {
content() {
if (this.isDot) return;
const value = this.value;
const max = this.max;
if (typeof value === 'number' && typeof max === 'number') {
return max < value ? `${max}+` : value;
}
return value;
}
}
};
</script>