Support a subset of String.format in java2dart.

pkg/analyzer_experimental/lib/src/generated/java_core.dart

Index: pkg/analyzer_experimental/lib/src/generated/java_core.dart
diff --git a/pkg/analyzer_experimental/lib/src/generated/java_core.dart b/pkg/analyzer_experimental/lib/src/generated/java_core.dart
index 0c40a7e867d9c80e0a0325b580ca5fff8e470570..8d9189ea401c4050e1cee8e34e4ea88694202efb 100644
--- a/pkg/analyzer_experimental/lib/src/generated/java_core.dart
+++ b/pkg/analyzer_experimental/lib/src/generated/java_core.dart
@@ -130,7 +130,18 @@ class CharBuffer extends CharSequence {
 
 class JavaString {
   static String format(String fmt, List args) {
-    return fmt;
+    var index = 0;
+    return fmt.replaceAllMapped(new RegExp(r'%(.)'), (match) {
+      switch (match.group(1)) {
+        case '%': return '%';
+        case 's':
+          if (index >= args.length) {
+            throw new MissingFormatArgumentException(match.group(0));

[scheglov, 2013/04/26 22:37:41]

Do you want to copy declaration of this exception into generated file too?

[nweiz, 2013/04/26 23:13:37]

Done.

+          }
+          return args[index++].toString();
+        default: return match.group(1);
+      }
+    });
   }
 }