style: Fix style errors

Library/Homebrew/cli_parser.rb

@@ -125,7 +125,7 @@ module Homebrew
       end
 
       def global_option?(name)
-        Homebrew::CLI::Parser.global_options.has_key?(name.to_sym)
+        Homebrew::CLI::Parser.global_options.key?(name.to_sym)
       end
 
       private

Library/Homebrew/dev-cmd/bump-formula-pr.rb

@@ -84,9 +84,11 @@ module Homebrew
                      "checksum of the new download must also be specified."
       flag "--revision=",
         description: "Specify the new git commit <revision> corresponding to a specified <tag>."
-      flag      "--tag=", required_for: "--revision=",
+      flag "--tag=",
+        required_for: "--revision=",
         description: "Specify the new git commit <tag> for the formula."
-      flag      "--sha256=", depends_on: "--url=",
+      flag "--sha256=",
+        depends_on: "--url=",
         description: "Specify the <sha-256> checksum of new download."
       flag "--mirror=",
         description: "Use the provided <URL> as a mirror URL."

Library/Homebrew/dev-cmd/irb.rb

@@ -31,7 +31,8 @@ module Homebrew
       EOS
       switch "--examples",
         description: "Show several examples."
-      switch "--pry", env: :pry,
+      switch "--pry",
+        env: :pry,
         description: "Pry will be used instead of irb if `--pry` is passed or HOMEBREW_PRY is set."
     end
   end

Library/Homebrew/dev-cmd/man.rb

@@ -156,8 +156,10 @@ module Homebrew
       ronn_output = ronn.read
       odie "Got no output from ronn!" unless ronn_output
       ronn_output.gsub!(%r{</var>`(?=[.!?,;:]?\s)}, "").gsub!(%r{</?var>}, "`") if format_flag == "--markdown"
-      ronn_output = ronn_output.gsub(%r{<code>}, "\\fB").gsub(%r{</code>}, "\\fR")
+      unless format_flag == "--markdown"
-        .gsub(%r{<var>}, "\\fI").gsub(%r{</var>}, "\\fR") unless format_flag == '--markdown'
+        ronn_output = ronn_output.gsub(/<code>/, "\\fB").gsub(%r{</code>}, "\\fR")
+                                 .gsub(/<var>/, "\\fI").gsub(%r{</var>}, "\\fR")
+      end
       target.atomic_write ronn_output
     end
   end
@@ -192,11 +194,11 @@ module Homebrew
   end
 
   def cmd_arg_parser(cmd_path)
-    "#{cmd_path.basename.to_s.gsub('.rb', '').gsub('-', '_')}_args".to_sym
+    "#{cmd_path.basename.to_s.gsub(".rb", "").tr("-", "_")}_args".to_sym
   end
 
   def cmd_manpage_lines(cmd_parser)
-    lines = ["#{format_usage_banner(cmd_parser.usage_banner_text)}"]
+    lines = [format_usage_banner(cmd_parser.usage_banner_text)]
     lines += cmd_parser.processed_options.map do |short, long, _, desc|
       next if !long.nil? && cmd_parser.global_option?(cmd_parser.option_to_name(long))
       generate_option_doc(short, long, desc)

Library/Homebrew/dev-cmd/prof.rb

@@ -1,4 +1,4 @@
-#:  * `prof` [ruby options]:
+#:  * `prof` [<ruby options>]:
 #:    Run Homebrew with the Ruby profiler.
 #:    For example:
 #:      brew prof readall

Library/Homebrew/dev-cmd/test.rb

@@ -1,4 +1,4 @@
-#:  * test [--devel|--HEAD] [--debug] [--keep-tmp] [formula]:
+#:  * `test` [`--devel`|`--HEAD`] [`--debug`] [`--keep-tmp`] <formula>:
 #:    Most formulae provide a test method. `brew test` <formula> runs this
 #:    test method. There is no standard output or return code, but it should
 #:    generally indicate to the user if something is wrong with the installed

Library/Homebrew/help.rb

@@ -40,7 +40,7 @@ module Homebrew
     def help(cmd = nil, flags = {})
       # Let OptionParser generate help text for commands which have a parser defined
       begin
-        Homebrew.send("#{cmd.gsub('-','_')}_args".to_sym)
+        Homebrew.send("#{cmd.tr("-", "_")}_args".to_sym)
         return
       rescue NoMethodError
         nil

docs/Manpage.md

@@ -836,9 +836,10 @@ It is now done automatically by `brew update`.
 Reuploads the stable URL for a formula to Bintray to use it as a mirror.
 
 
-  * `prof` [ruby options]:
+  * `prof` [`ruby options`]:
     Run Homebrew with the Ruby profiler.
     For example:
+      brew prof readall
 
 ###pull `options` `formula`:
 
@@ -899,7 +900,7 @@ Output as a Markdown list.
 Generate the template files for a new tap.
 
 
-  * test [--devel|--HEAD] [--debug] [--keep-tmp] [formula]:
+  * `test` [`--devel`|`--HEAD`] [`--debug`] [`--keep-tmp`] `formula`:
     Most formulae provide a test method. `brew test` `formula` runs this
     test method. There is no standard output or return code, but it should
     generally indicate to the user if something is wrong with the installed

manpages/brew.1

@@ -863,8 +863,8 @@ It is now done automatically by \fBbrew update\fR\.
 Reuploads the stable URL for a formula to Bintray to use it as a mirror\.
 .
 .TP
-\fBprof\fR [ruby options]
+\fBprof\fR [\fIruby options\fR]
-Run Homebrew with the Ruby profiler\. For example:
+Run Homebrew with the Ruby profiler\. For example: brew prof readall
 .
 .SS "pull \fIoptions\fR \fIformula\fR:"
 Gets a patch from a GitHub commit or pull request and applies it to Homebrew\. Optionally, installs the formulae changed by the patch\.
@@ -943,7 +943,7 @@ Run a Ruby instance with Homebrew\'s libraries loaded\. For example:
 Generate the template files for a new tap\.
 .
 .TP
-test [\-\-devel|\-\-HEAD] [\-\-debug] [\-\-keep\-tmp] [formula]
+\fBtest\fR [\fB\-\-devel\fR|\fB\-\-HEAD\fR] [\fB\-\-debug\fR] [\fB\-\-keep\-tmp\fR] \fIformula\fR
 Most formulae provide a test method\. \fBbrew test\fR \fIformula\fR runs this test method\. There is no standard output or return code, but it should generally indicate to the user if something is wrong with the installed formula\.
 .
 .IP