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fix: metadata file error in FileResourceStore

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* Fix: metadata file error in FileResourceStore

* fix: ensure full test coverage

* add stream piping function in util

* Fix typing in util function

* Add requested changes

* add suggested changes

* add suggested change

Co-authored-by: freyavs <freyavanspeybroeck@outlook.com>
This commit is contained in:
Joachim Van Herwegen
2020-09-04 09:12:35 +02:00
committed by GitHub
parent 7fae3203d5
commit c808dfeff0
5 changed files with 36 additions and 21 deletions
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17
src/storage/conversion/RdfToQuadConverter.ts
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@@ -3,7 +3,7 @@ import rdfParser from 'rdf-parse';
import { Representation } from '../../ldp/representation/Representation';
import { RepresentationMetadata } from '../../ldp/representation/RepresentationMetadata';
import { INTERNAL_QUADS } from '../../util/ContentTypes';
import { UnsupportedHttpError } from '../../util/errors/UnsupportedHttpError';
import { pipeStreamsAndErrors } from '../../util/Util';
import { checkRequest } from './ConversionUtil';
import { RepresentationConverterArgs } from './RepresentationConverter';
import { TypedRepresentationConverter } from './TypedRepresentationConverter';
@@ -30,20 +30,19 @@ export class RdfToQuadConverter extends TypedRepresentationConverter {
private rdfToQuads(representation: Representation, baseIRI: string): Representation {
const metadata: RepresentationMetadata = { ...representation.metadata, contentType: INTERNAL_QUADS };
// Catch parsing errors and emit correct error
// Node 10 requires both writableObjectMode and readableObjectMode
const errorStream = new PassThrough({ writableObjectMode: true, readableObjectMode: true });
const data = rdfParser.parse(representation.data, {
const rawQuads = rdfParser.parse(representation.data, {
contentType: representation.metadata.contentType as string,
baseIRI,
});
data.pipe(errorStream);
data.on('error', (error): boolean => errorStream.emit('error', new UnsupportedHttpError(error.message)));
// Wrap the stream such that errors are transformed
// (Node 10 requires both writableObjectMode and readableObjectMode)
const data = new PassThrough({ writableObjectMode: true, readableObjectMode: true });
pipeStreamsAndErrors(rawQuads, data);
return {
binary: false,
data: errorStream,
data,
metadata,
};
}