Fix some ruby warnings

3 files changed, 3 insertions, 4 deletions

diff --git a/Library/Formula/fsh.rb b/Library/Formula/fsh.rb
index 7900f0bea..3c4d46bd7 100644
--- a/Library/Formula/fsh.rb
+++ b/Library/Formula/fsh.rb
@@ -19,7 +19,7 @@ class Fsh < Formula
       if Formula['python'].installed?
         inreplace ["fsh", "fshd", "in.fshd"],
             "#! /usr/local/bin/python", "#!/usr/bin/env python"
-        end
+      end
     end
   end
 end
diff --git a/Library/Formula/minidlna.rb b/Library/Formula/minidlna.rb
index de0842b1c..250914235 100644
--- a/Library/Formula/minidlna.rb
+++ b/Library/Formula/minidlna.rb
@@ -27,8 +27,7 @@ class Minidlna < Formula
     sample_config_path.write sample_config
   end
 
-  def caveats
-    s = <<-EOS.undent
+  def caveats; <<-EOS.undent
       Simple single-user configuration:
 
       mkdir -p ~/.config/minidlna
diff --git a/Library/Formula/yaz.rb b/Library/Formula/yaz.rb
index ef4d28100..68ec225c3 100644
--- a/Library/Formula/yaz.rb
+++ b/Library/Formula/yaz.rb
@@ -26,7 +26,7 @@ class Yaz < Formula
   # This test converts between MARC8, an obscure mostly-obsolete library
   # text encoding supported by yaz-iconv, and UTF8.
   test do
-    marc8 = File.open("marc8.txt", "w") do |f|
+    File.open("marc8.txt", "w") do |f|
       f.write "$1!0-!L,i$3i$si$Ki$Ai$O!+=(B"
     end