fixes

Author: srawlins

lib/src/generator/template_data.dart

@@ -215,8 +215,11 @@ class LibraryTemplateData extends TemplateData<Library>
   List<Documentable> get navLinks => [_packageGraph.defaultPackage];
 
   @override
-  String get layoutTitle => _layoutTitle(library.name, Kind.library.toString(),
-      isDeprecated: library.isDeprecated);
+  String get layoutTitle => _layoutTitle(
+        library.breadcrumbName,
+        Kind.library.toString(),
+        isDeprecated: library.isDeprecated,
+      );
 
   @override
   Library get self => library;

lib/src/model/library.dart

@@ -338,7 +338,7 @@ class Library extends ModelElement
     assert(!element.source.uri.isScheme('dart'));
     var relativePath = pathContext.relative(element.source.fullName,
         from: package.packagePath);
-    assert(relativePath.startsWith('lib/'));
+    assert(relativePath.startsWith('lib${pathContext.separator}'));
     const libDirectoryLength = 'lib/'.length;
     return relativePath.substring(libDirectoryLength);
   }