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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 | 2x 2x 6x 6x 6x 6x 6x 6x 6x | import { Dataset } from "@rdfjs/types";
import { Writer, WriterOptions } from "n3";
// import SerializerJsonld from "@rdfjs/serializer-jsonld";
// import { Readable } from "readable-stream";
export async function datasetToString(
dataset: Dataset,
options: WriterOptions
): Promise<string> {
return new Promise<string>((resolve, reject) => {
const writer = new Writer(options);
for (const quad of dataset) {
writer.addQuad(quad);
}
writer.end(async (error, parsedString: string) => {
/* istanbul ignore if */
if (error) {
return reject(error);
}
return resolve(parsedString);
});
});
}
// export async function datasetToJsonLd(
// dataset: Dataset,
// context: ContextDefinition
// ): Promise<JsonLdDocument> {
// return new Promise((resolve, reject) => {
// const serializerJsonld = new SerializerJsonld();
// const input = new Readable({
// objectMode: true,
// read: () => {
// dataset.forEach((quad) => {
// input.push(quad);
// });
// input.push(null);
// },
// });
// const output = serializerJsonld.import(input);
// output.on("data", (jsonld) => {
// resolve(jsonld);
// });
// /* istanbul ignore next */
// output.on("error", (err) => {
// /* istanbul ignore next */
// reject(err);
// });
// });
// }
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