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<template>
<div class="cell text-cell">
<prompt />
<div class="markdown" v-html="markdown"></div>
</div>
</template>
<script>
/* global katex */
import marked from 'marked';
import Prompt from './prompt.vue';
marked.setOptions({
sanitize: true,
});
export default {
components: {
prompt: Prompt,
},
props: {
cell: {
type: Object,
required: true,
},
},
computed: {
markdown() {
const regex = new RegExp('^\\$\\$(.*)\\$\\$$', 'g');
const source = this.cell.source.map((line) => {
const matches = regex.exec(line.trim());
// Only render use the Katex library if it is actually loaded
if (matches && matches.length > 0 && typeof katex !== 'undefined') {
return katex.renderToString(matches[1]);
}
return line;
});
return marked(source.join(''));
},
},
};
</script>
<style>
.markdown .katex {
display: block;
text-align: center;
}
</style>
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