Merge pull request #212 from rekka/fix-188

Do not panic on an empty filename in MemoryIo
tectonic-typesetting · Aug 27, 2018 · 9c439da · 9c439da
2 parents a357e1c + 4eb02a1
commit 9c439da
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/src/io/memory.rs b/src/io/memory.rs
@@ -116,7 +116,9 @@ impl MemoryIo {
 
 impl IoProvider for MemoryIo {
     fn output_open_name(&mut self, name: &OsStr) -> OpenResult<OutputHandle> {
-        assert!(!name.is_empty(), "name must be non-empty");
+        if name.is_empty() {
+            return OpenResult::NotAvailable;
+        }
 
         let name = normalize_tex_path(name);
 
@@ -132,7 +134,9 @@ impl IoProvider for MemoryIo {
     }
 
     fn input_open_name(&mut self, name: &OsStr, _status: &mut StatusBackend) -> OpenResult<InputHandle> {
-        assert!(!name.is_empty(), "name must be non-empty");
+        if name.is_empty() {
+            return OpenResult::NotAvailable;
+        }
 
         let name = normalize_tex_path(name);