Expose ObjcProtoAspect to Skylark.

RELNOTES: None.
PiperOrigin-RevId: 179737025

1 files changed, 18 insertions, 0 deletions

diff --git a/src/main/java/com/google/devtools/build/lib/rules/objc/AppleSkylarkCommon.java b/src/main/java/com/google/devtools/build/lib/rules/objc/AppleSkylarkCommon.java
index f9c20db7d6..b679558aae 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/objc/AppleSkylarkCommon.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/objc/AppleSkylarkCommon.java
@@ -24,6 +24,7 @@ import com.google.devtools.build.lib.collect.nestedset.Order;
 import com.google.devtools.build.lib.packages.Attribute.SplitTransitionProvider;
 import com.google.devtools.build.lib.packages.Info;
 import com.google.devtools.build.lib.packages.Provider;
+import com.google.devtools.build.lib.packages.SkylarkAspect;
 import com.google.devtools.build.lib.rules.apple.AppleConfiguration;
 import com.google.devtools.build.lib.rules.apple.ApplePlatform;
 import com.google.devtools.build.lib.rules.apple.ApplePlatform.PlatformType;
@@ -80,6 +81,12 @@ public class AppleSkylarkCommon {
   @Nullable private Info platformType;
   @Nullable private Info platform;
 
+  private ObjcProtoAspect objcProtoAspect;
+
+  public AppleSkylarkCommon(ObjcProtoAspect objcProtoAspect) {
+    this.objcProtoAspect = objcProtoAspect;
+  }
+
   @SkylarkCallable(
       name = "apple_toolchain",
       doc = "Utilities for resolving items from the apple toolchain."
@@ -538,6 +545,17 @@ public class AppleSkylarkCommon {
         }
       };
 
+  @SkylarkCallable(
+    name = "objc_proto_aspect",
+    doc =
+        "objc_proto_aspect gathers the proto dependencies of the attached rule target,"
+            + "and propagates the proto values of its dependencies through the ObjcProto provider.",
+    structField = true
+  )
+  public SkylarkAspect getObjcProtoAspect() {
+    return objcProtoAspect;
+  }
+
   static {
     SkylarkSignatureProcessor.configureSkylarkFunctions(AppleSkylarkCommon.class);
   }