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102
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1 import { Store, Parser, Quad, Prefixes } from "n3";
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2
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3 export async function fetchAndParse(
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4 url: string,
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5 store?: Store
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6 ): Promise<Store> {
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7 const res = await fetch(url);
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8 const body = await res.text();
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9 return n3Graph(body, store);
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10 }
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95
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11
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102
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12 export async function n3Graph(n3: string, store?: Store): Promise<Store> {
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13 if (store === undefined) {
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14 store = new Store();
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15 }
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16
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103
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17 const parser = new Parser({ format: "TriG" });
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18 await new Promise((res, rej) => {
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102
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19 parser.parse(n3, (error, quad: Quad, prefixes: Prefixes) => {
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103
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20 if (error) rej(error);
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102
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21 if (quad) {
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22 store!.addQuad(quad);
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23 } else {
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103
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24 res(undefined);
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102
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25 }
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95
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26 });
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102
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27 });
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103
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28
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29 return store;
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95
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30 }
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