default-preguard.txt

-keepparameternames
-renamesourcefileattribute SourceFile
-keepattributes Exceptions,InnerClasses,Signature,Deprecated,
                SourceFile,LineNumberTable,*Annotation*,EnclosingMethod

# Keep the classes/members we need for client functionality.
-keep @interface androidx.annotation.Keep
-keep @androidx.annotation.Keep class *
-keepclasseswithmembers class * {
  @androidx.annotation.Keep <fields>;
}
-keepclasseswithmembers class * {
  @androidx.annotation.Keep <methods>;
}

# Keep the classes/members we need for client functionality.
-keep @interface com.google.android.gms.common.annotation.KeepForSdk
-keep @com.google.android.gms.common.annotation.KeepForSdk class *
-keepclasseswithmembers class * {
  @com.google.android.gms.common.annotation.KeepForSdk <fields>;
}
-keepclasseswithmembers class * {
  @com.google.android.gms.common.annotation.KeepForSdk <methods>;
}

# Keep the public API
-keep @interface com.google.firebase.annotations.PublicApi
-keep @com.google.firebase.annotations.PublicApi class *
-keepclasseswithmembers class * {
  @com.google.firebase.annotations.PublicApi <fields>;
}
-keepclasseswithmembers class * {
  @com.google.firebase.annotations.PublicApi <methods>;
}

# Keep Enum members implicitly
-keepclassmembers @androidx.annotation.Keep public class * extends java.lang.Enum {
    public <fields>;
    public static **[] values();
    public static ** valueOf(java.lang.String);
}

-keepclassmembers @com.google.android.gms.common.annotation.KeepForSdk class * extends java.lang.Enum {
    public <fields>;
    public static **[] values();
    public static ** valueOf(java.lang.String);
}

-keepclassmembers @com.google.firebase.annotations.PublicApi class * extends java.lang.Enum {
    public <fields>;
    public static **[] values();
    public static ** valueOf(java.lang.String);
}

# Implicitly keep methods inside annotations
-keepclassmembers @interface * {
    public <methods>;
}

# Using names starting with "zz"
-classobfuscationdictionary obfuscate_dict.txt
-obfuscationdictionary obfuscate_dict.txt