feat(cli): support formats via --out; allow filename for output; update help and tests

Author: JuanVqz

lib/skunk/cli/options/argv.rb

@@ -27,6 +27,10 @@ def parse
               Skunk::Config.formats = formats.map(&:to_sym)
             end
 
+            opts.on("--out-file FILE", "Output report to file") do |filename|
+              self.output_filename = filename
+            end
+
             opts.on_tail("-v", "--version", "Show gem's version") do
               self.mode = :version
             end

test/lib/skunk/application_test.rb

@@ -46,7 +46,7 @@
     end
 
     context "when passing an environment variable SHARE=true" do
-      let(:argv) { ["--out=tmp/shared_report.txt", "samples/rubycritic"] }
+      let(:argv) { ["--out-file=tmp/shared_report.txt", "samples/rubycritic"] }
       let(:success_code) { 0 }
       let(:shared_message) do
         "Shared at: https://skunk.fastruby.io/j"

test/lib/skunk/commands/help_test.rb

@@ -11,7 +11,8 @@
       <<~HELP
         Usage: skunk [options] [paths]
             -b, --branch BRANCH              Set branch to compare
-            -o, --out FILE                   Output report to file
+            -o, --out console,json,html      Output formats
+                --out-file FILE              Output report to file
             -v, --version                    Show gem's version
             -h, --help                       Show this message
       HELP