standardrb --only Style/Alias --fix

lib/diff/lcs.rb

@@ -101,7 +101,7 @@ def traverse_balanced(other, callbacks = nil, &block)
   def patch(patchset)
     Diff::LCS.patch(self, patchset)
   end
-  alias unpatch patch
+  alias_method :unpatch, :patch
 
   # Attempts to patch +self+ with the provided +patchset+. A new sequence based
   # on +self+ and the +patchset+ will be created. See Diff::LCS#patch. Does no
@@ -154,7 +154,7 @@ def lcs(seq1, seq2, &block) # :yields: seq1[i] for each matched
     end
     ret
   end
-  alias LCS lcs
+  alias_method :LCS, :lcs
 
   # #diff computes the smallest set of additions and deletions necessary to
   # turn the first sequence into the second, and returns a description of these

lib/diff/lcs/change.rb

@@ -39,7 +39,7 @@ def to_a
     [@action, @position, @element]
   end
 
-  alias to_ary to_a
+  alias_method :to_ary, :to_a
 
   def self.from_a(arr)
     arr = arr.flatten(1)
@@ -127,7 +127,7 @@ def to_a
     ]
   end
 
-  alias to_ary to_a
+  alias_method :to_ary, :to_a
 
   def self.from_a(arr)
     Diff::LCS::Change.from_a(arr)

lib/diff/lcs/hunk.rb

@@ -102,7 +102,7 @@ def merge(hunk)
     @start_new = hunk.start_new
     blocks.unshift(*hunk.blocks)
   end
-  alias unshift merge
+  alias_method :unshift, :merge
 
   # Determines whether there is an overlap between this hunk and the
   # provided hunk. This will be true if the difference between the two hunks