1 files changed, 10 insertions, 16 deletions
diff --git a/Library/Homebrew/download_strategy.rb b/Library/Homebrew/download_strategy.rb
index 7012fccc8..f9a359450 100644
--- a/Library/Homebrew/download_strategy.rb
+++ b/Library/Homebrew/download_strategy.rb
@@ -18,8 +18,7 @@ class AbstractDownloadStrategy
   end
 
   # Download and cache the resource as {#cached_location}.
-  def fetch
-  end
+  def fetch; end
 
   # Suppress output
   def shutup!
@@ -37,13 +36,11 @@ class AbstractDownloadStrategy
   # Unpack {#cached_location} into the current working directory, and possibly
   # chdir into the newly-unpacked directory.
   # Unlike {Resource#stage}, this does not take a block.
-  def stage
-  end
+  def stage; end
 
   # @!attribute [r] cached_location
   # The path to the cached file or directory associated with the resource.
-  def cached_location
-  end
+  def cached_location; end
 
   # @!attribute [r]
   # return most recent modified time for all files in the current working directory after stage.
@@ -162,7 +159,7 @@ class VCSDownloadStrategy < AbstractDownloadStrategy
     return unless @ref_type == :tag
     return unless @revision && current_revision
     return if current_revision == @revision
-    raise <<-EOS.undent
+    raise <<~EOS
       #{@ref} tag should be #{@revision}
       but is actually #{current_revision}
     EOS
@@ -204,14 +201,11 @@ class VCSDownloadStrategy < AbstractDownloadStrategy
     true
   end
 
-  def clone_repo
-  end
+  def clone_repo; end
 
-  def update
-  end
+  def update; end
 
-  def current_revision
-  end
+  def current_revision; end
 
   def extract_ref(specs)
     key = REF_TYPES.find { |type| specs.key?(type) }
@@ -559,9 +553,9 @@ class GitHubPrivateRepositoryDownloadStrategy < CurlDownloadStrategy
   rescue GitHub::HTTPNotFoundError
     # We only handle HTTPNotFoundError here,
     # becase AuthenticationFailedError is handled within util/github.
-    message = <<-EOS.undent
-        HOMEBREW_GITHUB_API_TOKEN can not access the repository: #{@owner}/#{@repo}
-        This token may not have permission to access the repository or the url of formula may be incorrect.
+    message = <<~EOS
+      HOMEBREW_GITHUB_API_TOKEN can not access the repository: #{@owner}/#{@repo}
+      This token may not have permission to access the repository or the url of formula may be incorrect.
     EOS
     raise CurlDownloadStrategyError, message
   end