Add explenation of unobvious code

water · Jun 10, 2012 · 30d08d1 · 30d08d1
1 parent 3d77777
commit 30d08d1
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/data/hooks/post-receive.rb b/data/hooks/post-receive.rb
@@ -43,6 +43,10 @@
 sucessfully.
 }
 
+# In the code below we extract the repo-hash from $PWD like this:
+#
+# "/tmp/git-repos/6cf/4a4/bd6392293577efe9875b6f13842bba2b9d.git\n"[-47..-6] =>
+#                "6cf/4a4/bd6392293577efe9875b6f13842bba2b9d"
 s = `echo $PWD`
 hashed_path = s[-47..-6]