feat: use Err type rather than a tuple

- Release v0.2.2

Author: initdc

Gemfile.lock

@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    rb-process (0.2.1)
+    rb-process (0.2.2)
 
 GEM
   remote: https://rubygems.org/

lib/rb/process.rb

@@ -17,6 +17,18 @@ def initialize(input, output, error)
     end
   end
 
+  class Err
+    attr_reader :stdout
+    attr_reader :stderr
+    attr_reader :status
+
+    def initialize(stdout, stderr, status)
+      @stdout = stdout
+      @stderr = stderr
+      @status = status
+    end
+  end
+
   def self.run(*args, output: STDOUT, error: STDERR, **options, &block)
     output_strio = StringIO.new
     error_strio = StringIO.new
@@ -89,7 +101,7 @@ def self.run(*args, output: STDOUT, error: STDERR, **options, &block)
     when true
       output_strio.string
     else
-      [output_strio.string, error_strio.string, status]
+      Err.new(output_strio.string, error_strio.string, status)
     end
   end
 

lib/rb/process/version.rb

@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module Process
-  VERSION = "0.2.1"
+  VERSION = "0.2.2"
 end

spec/rb/process_spec.rb

@@ -25,10 +25,9 @@
     when String
       expect(r.chomp).to eq "good"
     else
-      o, e, s = r
-      expect(o.chomp).to eq "good"
-      expect(e.chomp).to eq "bad"
-      expect(s.exitstatus).to eq 1
+      expect(r.stdout.chomp).to eq "good"
+      expect(r.stderr.chomp).to eq "bad"
+      expect(r.status.exitstatus).to eq 1
     end
   end