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frog/world.dart

Index: frog/world.dart
diff --git a/frog/world.dart b/frog/world.dart
index 520d26d0940f1189e860457a333bfb532e9e79cd..cbd5e62c7d7c74cbc016e9a8007cca22bf7b97ba 100644
--- a/frog/world.dart
+++ b/frog/world.dart
@@ -285,7 +285,7 @@ class World {
   }
 
   void runCompilationPhases() {
-    final lib = withTiming('first pass', processDartScript);
+    final lib = withTiming('first pass', () => processDartScript());
     withTiming('resolve top level', resolveAll);
     if (experimentalAwaitPhase != null) {
       withTiming('await translation', experimentalAwaitPhase);
@@ -340,8 +340,9 @@ class World {
     }
   }
 
-  Library processDartScript() {
-    Library library = getOrAddLibrary(options.dartScript);
+  Library processDartScript([String script = null]) {
+    if (script == null) script = options.dartScript;
+    Library library = getOrAddLibrary(script);
     process();
     return library;
   }