Skyframe changes to support SpawnActionTemplate.

1. Adds ActionTemplateExpansion{Function, Value} for ActionTemplate expansion.
2. Changes ArtifactFunction to support evaluating TreeFileArtifacts and TreeArtifacts generated by ActionTemplate.

--
MOS_MIGRATED_REVID=124160939

1 files changed, 15 insertions, 0 deletions

diff --git a/src/main/java/com/google/devtools/build/lib/skyframe/ActionExecutionValue.java b/src/main/java/com/google/devtools/build/lib/skyframe/ActionExecutionValue.java
index e56ef46f6d..4c3c6a2c93 100644
--- a/src/main/java/com/google/devtools/build/lib/skyframe/ActionExecutionValue.java
+++ b/src/main/java/com/google/devtools/build/lib/skyframe/ActionExecutionValue.java
@@ -14,9 +14,11 @@
 package com.google.devtools.build.lib.skyframe;
 
 import com.google.common.annotations.VisibleForTesting;
+import com.google.common.base.Function;
 import com.google.common.base.MoreObjects;
 import com.google.common.base.Objects;
 import com.google.common.collect.ImmutableMap;
+import com.google.common.collect.Iterables;
 import com.google.devtools.build.lib.actions.Action;
 import com.google.devtools.build.lib.actions.ActionAnalysisMetadata.MiddlemanType;
 import com.google.devtools.build.lib.actions.Artifact;
@@ -36,6 +38,15 @@ import javax.annotation.Nullable;
 @Immutable
 @ThreadSafe
 public class ActionExecutionValue implements SkyValue {
+
+  private static final Function<Action, SkyKey> TO_KEY =
+      new Function<Action, SkyKey>() {
+        @Override
+        public SkyKey apply(Action action) {
+          return key(action);
+        }
+      };
+
   /*
   Concerning the data in this class:
 
@@ -131,6 +142,10 @@ public class ActionExecutionValue implements SkyValue {
     return SkyKey.create(SkyFunctions.ACTION_EXECUTION, action);
   }
 
+  static Iterable<SkyKey> keys(Iterable<Action> actions) {
+    return Iterables.transform(actions, TO_KEY);
+  }
+
   /**
    * Returns whether the key corresponds to a ActionExecutionValue worth reporting status about.
    *