Improve error message

larsgrefer · Jul 1, 2023 · 0e91f83 · 0e91f83
1 parent 0b5663c
commit 0e91f83
Showing 1 changed file with 8 additions and 1 deletion.
diff --git a/sass-embedded-host/src/main/java/de/larsgrefer/sass/embedded/importer/CustomUrlImporter.java b/sass-embedded-host/src/main/java/de/larsgrefer/sass/embedded/importer/CustomUrlImporter.java
@@ -6,6 +6,7 @@
 import org.jboss.vfs.VFS;
 import org.jboss.vfs.VFSUtils;
 import sass.embedded_protocol.EmbeddedSass.InboundMessage.ImportResponse.ImportSuccess;
+import sass.embedded_protocol.EmbeddedSass.Syntax;
 
 import javax.annotation.Nullable;
 import java.io.File;
@@ -113,7 +114,13 @@ public ImportSuccess handleImport(URL url) throws Exception {
  try (InputStream in = urlConnection.getInputStream()) {
  ByteString content = ByteString.readFrom(in);
  result.setContentsBytes(content);
- result.setSyntax(SyntaxUtil.guessSyntax(urlConnection));
+
+ Syntax syntax = SyntaxUtil.guessSyntax(urlConnection);
+ if (syntax == Syntax.UNRECOGNIZED) {
+ throw new IllegalStateException("Failed to guess syntax for " + url);
+ } else {
+ result.setSyntax(syntax);
+ }
  }
 
  return result.build();