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<script>
import { GlIcon, GlLink } from '@gitlab/ui';
export default {
components: {
GlIcon,
GlLink,
},
props: {
lines: {
type: Number,
required: true,
},
},
data() {
return {
currentlyHighlightedLine: null,
};
},
mounted() {
this.scrollToLine();
},
methods: {
scrollToLine(hash = window.location.hash) {
const lineToHighlight = hash && this.$el.querySelector(hash);
if (!lineToHighlight) {
return;
}
if (this.currentlyHighlightedLine) {
this.currentlyHighlightedLine.classList.remove('hll');
}
lineToHighlight.classList.add('hll');
this.currentlyHighlightedLine = lineToHighlight;
lineToHighlight.scrollIntoView({ behavior: 'smooth', block: 'center' });
},
},
};
</script>
<template>
<div class="line-numbers">
<gl-link
v-for="line in lines"
:id="`L${line}`"
:key="line"
class="diff-line-num"
:href="`#L${line}`"
:data-line-number="line"
@click="scrollToLine(`#L${line}`)"
>
<gl-icon :size="12" name="link" />
{{ line }}
</gl-link>
</div>
</template>
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