Remove code that allows RunfilesSupport.owningExecutable to be null.

RunfilesSupport.owningExecutable can clearly never be null because the first thing the constructor does is reject it if it's null.

Change-Id: Ie861d96a2a2ab6937f1e27a6745cf1cb2f50e0fb
PiperOrigin-RevId: 185806352

1 files changed, 6 insertions, 14 deletions

diff --git a/src/main/java/com/google/devtools/build/lib/analysis/RunfilesSupport.java b/src/main/java/com/google/devtools/build/lib/analysis/RunfilesSupport.java
index 5302e5297e..8456ffd9de 100644
--- a/src/main/java/com/google/devtools/build/lib/analysis/RunfilesSupport.java
+++ b/src/main/java/com/google/devtools/build/lib/analysis/RunfilesSupport.java
@@ -85,15 +85,11 @@ public final class RunfilesSupport {
    * Creates the RunfilesSupport helper with the given executable and runfiles.
    *
    * @param ruleContext the rule context to create the runfiles support for
-   * @param executable the executable for whose runfiles this runfiles support is responsible, may
-   *     be null
+   * @param executable the executable for whose runfiles this runfiles support is responsible
    * @param runfiles the runfiles
    */
   private RunfilesSupport(
-      RuleContext ruleContext,
-      Artifact executable,
-      Runfiles runfiles,
-      CommandLine args) {
+      RuleContext ruleContext, Artifact executable, Runfiles runfiles, CommandLine args) {
     owningExecutable = Preconditions.checkNotNull(executable);
     boolean createManifest = ruleContext.getConfiguration().buildRunfilesManifests();
     createSymlinks = createManifest && ruleContext.getConfiguration().buildRunfiles();
@@ -116,7 +112,7 @@ public final class RunfilesSupport {
     Preconditions.checkState(!runfiles.isEmpty());
 
     Map<PathFragment, Artifact> symlinks = getRunfilesSymlinks();
-    if (executable != null && !symlinks.containsValue(executable)) {
+    if (!symlinks.containsValue(executable)) {
       throw new IllegalStateException("main program " + executable + " not included in runfiles");
     }
 
@@ -142,9 +138,8 @@ public final class RunfilesSupport {
   }
 
   /**
-   * Returns the exec path of the directory where the runfiles contained in this
-   * RunfilesSupport are generated. When the owning rule has no executable,
-   * returns null.
+   * Returns the exec path of the directory where the runfiles contained in this RunfilesSupport are
+   * generated.
    */
   public PathFragment getRunfilesDirectoryExecPath() {
     PathFragment executablePath = owningExecutable.getExecPath();
@@ -176,10 +171,7 @@ public final class RunfilesSupport {
   }
 
   private Artifact createRunfilesInputManifestArtifact(RuleContext context) {
-    // The executable may be null for emptyRunfiles
-    PathFragment relativePath = (owningExecutable != null)
-        ? owningExecutable.getRootRelativePath()
-        : context.getPackageDirectory().getRelative(context.getLabel().getName());
+    PathFragment relativePath = owningExecutable.getRootRelativePath();
     String basename = relativePath.getBaseName();
     PathFragment inputManifestPath = relativePath.replaceName(basename + ".runfiles_manifest");
     return context.getDerivedArtifact(inputManifestPath,