Support .trig extensions without content type

rubensworks · Jan 29, 2025 · a94a70b · a94a70b
1 parent e19f2b7
commit a94a70b
Show file tree

Hide file tree

Showing 2 changed files with 12 additions and 0 deletions.
diff --git a/lib/Util.ts b/lib/Util.ts
@@ -98,6 +98,9 @@ export class Util {
     if (baseIRI.endsWith('.ttl')) {
       return data.pipe(new GeneralizedN3StreamParser({ baseIRI, format: 'text/turtle',  }));
     }
+    if (baseIRI.endsWith('.trig')) {
+      return data.pipe(new GeneralizedN3StreamParser({ baseIRI, format: 'application/trig',  }));
+    }
 
     throw new Error(`Could not parse the RDF serialization ${contentType} on ${baseIRI}`);
   }

diff --git a/test/Util-test.ts b/test/Util-test.ts
@@ -183,6 +183,15 @@ describe('Util', () => {
         ]);
     });
 
+    it('should workaround an unknown content type with explicit url extension for trig', async () => {
+      expect(await arrayifyStream(Util.parseRdfRaw('unknown', 'http://example.org/apples.trig',
+        streamifyString('<a> <b> <c>.'))))
+        .toEqualRdfQuadArray([
+          DF.quad(DF.namedNode('http://example.org/a'), DF.namedNode('http://example.org/b'),
+            DF.namedNode('http://example.org/c')),
+        ]);
+    });
+
     it('should parse application/x-turtle streams', async () => {
       expect(await arrayifyStream(Util.parseRdfRaw('application/x-turtle', 'http://example.org/',
         streamifyString('<a> <b> <c>.'))))