@vectara/vectara-ui/lib/utils/citations/sanitizeCitations.test.js

Vectara's design system, codified as a React and Sass component library

import { sanitizeCitations } from "./sanitizeCitations";
describe("sanitizeCitations", () => {
    test("ignores single citations", () => {
        const summary = "[1] Beginning of summary. [2][3] Multiple at beginning of sentence, and before comma [4], single at middle [5] of sentence. At end of sentence [6].";
        expect(sanitizeCitations(summary)).toEqual(summary);
    });
    test("sanitize multiple comma-delimited citations", () => {
        const summary = "Two citations [1, 2] and seven citations [1, 2, 3, 4, 5, 6, 7] and without spaces [1,2,3].";
        expect(sanitizeCitations(summary)).toEqual("Two citations [1][2] and seven citations [1][2][3][4][5][6][7] and without spaces [1][2][3].");
    });
});