Minor simple optimization in FileFunction: don't bother getting a FileStateValue for a path realpath 'parent/child' if 'parent' is known to not exist. This saves a stat for each ancestor path.

--
MOS_MIGRATED_REVID=102881929

1 files changed, 2 insertions, 2 deletions

diff --git a/src/main/java/com/google/devtools/build/lib/skyframe/FileStateValue.java b/src/main/java/com/google/devtools/build/lib/skyframe/FileStateValue.java
index 3d06d7c01f..0be5c318c6 100644
--- a/src/main/java/com/google/devtools/build/lib/skyframe/FileStateValue.java
+++ b/src/main/java/com/google/devtools/build/lib/skyframe/FileStateValue.java
@@ -175,8 +175,8 @@ public abstract class FileStateValue implements SkyValue {
         String errorMessage = e.getMessage() != null
             ? "error '" + e.getMessage() + "'" : "an error";
         throw new InconsistentFilesystemException("'stat' said " + path + " is a file but then we "
-            + "later encountered " + errorMessage + " which indicates that " + path + " no longer "
-            + "exists. Did you delete it during the build?");
+            + "later encountered " + errorMessage + " which indicates that " + path + " is no "
+            + "longer a file. Did you delete it during the build?");
       }
     }