1# We have moved -dontobfuscate and -dontoptimize to the makefiles.
2# dex does not like code run through proguard optimize and preverify steps.
3# -dontoptimize
4-dontpreverify
5
6# Don't obfuscate. We only need dead code striping.
7# -dontobfuscate
8
9# Add this flag in your package's own configuration if it's needed.
10#-flattenpackagehierarchy
11
12# Keep classes and members with the platform-defined @VisibleForTesting annotation.
13-keep @com.android.internal.annotations.VisibleForTesting class *
14-keepclassmembers class * {
15    @com.android.internal.annotations.VisibleForTesting *;
16}
17
18# Keep classes and members with platform @TestApi annotations, similar to
19# @VisibleForTesting.
20-keep @android.annotation.TestApi class *
21-keepclassmembers class * {
22    @android.annotation.TestApi *;
23}
24
25# Keep classes and members with non-platform @VisibleForTesting annotations, but
26# only within platform-defined packages. This avoids keeping external, library-specific
27# test code that isn't actually needed for platform testing.
28# TODO(b/239961360): Migrate away from androidx.annotation.VisibleForTesting
29# and com.google.common.annotations.VisibleForTesting use in platform code.
30-keep @**.VisibleForTesting class android.**,com.android.**,com.google.android.**
31-keepclassmembers class android.**,com.android.**,com.google.android.** {
32    @**.VisibleForTesting *;
33}
34
35# Keep rule for members that are needed solely to keep alive downstream weak
36# references, and could otherwise be removed after tree shaking optimizations.
37-keepclassmembers,allowaccessmodification,allowobfuscation,allowshrinking class * {
38  @com.android.internal.annotations.KeepForWeakReference <fields>;
39}
40
41# Understand the common @Keep annotation from various Android packages:
42#  * android.support.annotation
43#  * androidx.annotation
44#  * com.android.internal.annotations
45-keep class **android**.annotation*.Keep
46
47-keep @**android**.annotation*.Keep class * { *; }
48
49-keepclasseswithmembers class * {
50    @**android**.annotation*.Keep <methods>;
51}
52
53-keepclasseswithmembers class * {
54    @**android**.annotation*.Keep <fields>;
55}
56
57-keepclasseswithmembers class * {
58    @**android**.annotation*.Keep <init>(...);
59}
60
61# Keep Dalvik optimization annotations. These annotations are special in that
62# 1) we want them preserved for visibility with ART, but 2) they don't have
63# RUNTIME retention. These minimal keep rules ensure they're not stripped by R8.
64# TODO(b/215417388): Export this rule from the owning library, core-libart,
65# via export_proguard_flags_files.
66-keepclassmembers,allowshrinking,allowoptimization,allowobfuscation,allowaccessmodification class * {
67    @dalvik.annotation.optimization.** *;
68}
69
70-include proguard_basic_keeps.flags
71-include proguard/kotlin.flags
72