breakout feature into parts

bin/feature

@@ -1,159 +1,17 @@
 #!/usr/bin/env ruby
 
-def error ( msg )
-  puts
-  puts "ERROR: #{msg}"
-  puts
-  exit
-end
-
-class Base
-  attr_reader :argv
-
-  def initialize (argv)
-    @argv = argv
-  end
-
-  def run_cmd ( cmd, fallback_branch = current_branch )
-    puts
-    puts cmd
-    success = system cmd
-    unless success
-      system "git checkout #{fallback_branch}"
-      error "(see above)"
-    end
-    puts
-  end
-
-  def current_branch
-    @current_branch ||= `git branch|grep '\*'|sed 's/\*\s*//'`.strip
-  end
-
-  def remote_branch (branch)
-    @remote_branch  ||= `git branch -r|grep origin|grep -v 'HEAD'|grep #{branch}`.strip
-  end
-
-  def standard_branches
-    ['master','develop','integration']
-  end
-
-  def parse_branch (branch)
-    parts = branch.split('-')
-    error "invalid branch: user-standard-feature" unless parts.size > 2
-
-    user     = parts.shift
-    standard = parts.shift
-    error "invalid user: #{user}" unless ENV['USER'] == user
-    error "invalid branch: #{standard}" unless standard_branches.include? standard
-    feature  =  parts.join('-')
-    { user: user, standard: standard, feature: feature }
-  end
-end
-
-class Branch < Base
-  def execute
-    run_cmd "git branch"
-  end
-end
-
-class Rebase < Base
-  def execute
-    parts = parse_branch(current_branch)
-
-    standard_branch = parts[:standard]
-    feature_branch  = current_branch
-    remote_branch   = remote_branch(feature_branch)
-
-    error "USAGE: feature rebase" unless standard_branch
-    error "invalid feature branch: #{feature_branch}" if standard_branches.include? feature_branch
-
-    run_cmd "git checkout #{standard_branch}"
-    run_cmd "git pull origin #{standard_branch}"
-    run_cmd "git checkout #{feature_branch}"
-    run_cmd "git rebase #{standard_branch}"
-
-    if remote_branch != ""
-      run_cmd "git push origin :#{feature_branch}"
-    end
-
-    run_cmd "git push origin #{feature_branch}"
-  end
-end
-
-class MergeTo < Base
-  def execute
-    parts = parse_branch(current_branch)
-
-    if argv.size == 2
-      merge_to_branch = argv[1]
-    elsif argv.size == 1
-      merge_to_branch = parts[:standard]
-    else
-      error "USAGE: feature merge [branch]"
-    end
-
-    feature_branch  = current_branch
-
-    error "invalid branch: #{merge_to_branch}" unless standard_branches.include? merge_to_branch
-
-    run_cmd "git checkout #{merge_to_branch}"
-    run_cmd "git pull origin #{merge_to_branch}"
-    run_cmd "git merge #{feature_branch}"
-    run_cmd "git push origin #{merge_to_branch}"
-    run_cmd "git checkout #{feature_branch}"
-  end
-end
-
-class Start < Base
-  def execute
-    error "USAGE: feature start feature_name" unless argv.size == 2
-
-    feature = argv[1]
-    feature_branch = "#{ENV['USER']}-#{current_branch}-#{feature}"
-
-    error "invalid base branch: #{current_branch}" unless standard_branches.include? current_branch
-    error "invalid feature branch: #{featureh}"    if     standard_branches.include? feature
-
-    run_cmd "git pull origin #{current_branch}"
-
-    run_cmd "git checkout -b #{feature_branch}"
-
-    run_cmd "git push origin #{feature_branch}"
-  end
-end
-
-class End < Base
-  def execute
-    error "USAGE: feature end" unless ARGV.size == 1
-
-    parts = parse_branch(current_branch)
-
-    standard_branch = parts[:standard]
-    feature_branch  = current_branch
-
-    error "invalid feature branch: #{feature_branch}" if standard_branches.include? feature_branch
-
-    run_cmd "git checkout #{standard_branch}"
-
-    if remote_branch(feature_branch) != ""
-      run_cmd "git push origin :#{feature_branch}"
-    end
-
-    run_cmd "git branch -D #{feature_branch}"
-
-    run_cmd "git remote prune origin"
-  end
-end
-
-
+require_relative '../lib/feature/start'
+require_relative '../lib/feature/end'
+require_relative '../lib/feature/rebase'
+require_relative '../lib/feature/merge_to'
+require_relative '../lib/feature/branch'
 
 command = case ARGV[0]
-          when "start"  then Start.new(ARGV)
-          when "end"    then End.new(ARGV)
-          when "rebase" then Rebase.new(ARGV)
-          when "merge"  then MergeTo.new(ARGV)
-          when nil      then Branch.new(ARGV)
-          else error "USAGE: feature cmd branch"
+          when "start"  then Feature::Start.new(ARGV)
+          when "end"    then Feature::End.new(ARGV)
+          when "rebase" then Feature::Rebase.new(ARGV)
+          when "merge"  then Feature::MergeTo.new(ARGV)
+          else               Feature::Branch.new(ARGV)
           end
 
 command.execute

lib/feature/base.rb

@@ -0,0 +1,54 @@
+module Feature
+
+  class Base
+    attr_reader :argv
+
+    def initialize (argv)
+      @argv = argv
+    end
+
+    def run_cmd ( cmd, fallback_branch = current_branch )
+      puts
+      puts cmd
+      success = system cmd
+      unless success
+        system "git checkout #{fallback_branch}"
+        error "(see above)"
+      end
+      puts
+    end
+
+    def current_branch
+      @current_branch ||= `git branch|grep '\*'|sed 's/\*\s*//'`.strip
+    end
+
+    def remote_branch (branch)
+      @remote_branch  ||= `git branch -r|grep origin|grep -v 'HEAD'|grep #{branch}`.strip
+    end
+
+    def standard_branches
+      ['master','develop','integration']
+    end
+
+    def parse_branch (branch)
+      parts = branch.split('-')
+      error "invalid branch: user-standard-feature" unless parts.size > 2
+
+      user     = parts.shift
+      standard = parts.shift
+      error "invalid user: #{user}" unless ENV['USER'] == user
+      error "invalid branch: #{standard}" unless standard_branches.include? standard
+      feature  =  parts.join('-')
+      { user: user, standard: standard, feature: feature }
+    end
+
+    def error ( msg )
+      puts
+      puts "ERROR: #{msg}"
+      puts
+      exit
+    end
+
+  end
+
+end

lib/feature/branch.rb

@@ -0,0 +1,11 @@
+require_relative './base'
+
+module Feature
+
+  class Branch < Feature::Base
+    def execute
+      run_cmd "git branch"
+    end
+  end
+
+end

lib/feature/end.rb

@@ -0,0 +1,28 @@
+require_relative './base'
+
+module Feature
+
+  class End < Feature::Base
+    def execute
+      error "USAGE: feature end" unless ARGV.size == 1
+
+      parts = parse_branch(current_branch)
+
+      standard_branch = parts[:standard]
+      feature_branch  = current_branch
+
+      error "invalid feature branch: #{feature_branch}" if standard_branches.include? feature_branch
+
+      run_cmd "git checkout #{standard_branch}"
+
+      if remote_branch(feature_branch) != ""
+        run_cmd "git push origin :#{feature_branch}"
+      end
+
+      run_cmd "git branch -D #{feature_branch}"
+
+      run_cmd "git remote prune origin"
+    end
+  end
+
+end

lib/feature/merge_to.rb

@@ -0,0 +1,29 @@
+require_relative './base'
+
+module Feature
+
+  class MergeTo < Feature::Base
+    def execute
+      parts = parse_branch(current_branch)
+
+      if argv.size == 2
+        merge_to_branch = argv[1]
+      elsif argv.size == 1
+        merge_to_branch = parts[:standard]
+      else
+        error "USAGE: feature merge [branch]"
+      end
+
+      feature_branch  = current_branch
+
+      error "invalid branch: #{merge_to_branch}" unless standard_branches.include? merge_to_branch
+
+      run_cmd "git checkout #{merge_to_branch}"
+      run_cmd "git pull origin #{merge_to_branch}"
+      run_cmd "git merge #{feature_branch}"
+      run_cmd "git push origin #{merge_to_branch}"
+      run_cmd "git checkout #{feature_branch}"
+    end
+  end
+
+end

lib/feature/rebase.rb

@@ -0,0 +1,29 @@
+require_relative './base'
+
+module Feature
+
+  class Rebase < Feature::Base
+    def execute
+      parts = parse_branch(current_branch)
+
+      standard_branch = parts[:standard]
+      feature_branch  = current_branch
+      remote_branch   = remote_branch(feature_branch)
+
+      error "USAGE: feature rebase" unless standard_branch
+      error "invalid feature branch: #{feature_branch}" if standard_branches.include? feature_branch
+
+      run_cmd "git checkout #{standard_branch}"
+      run_cmd "git pull origin #{standard_branch}"
+      run_cmd "git checkout #{feature_branch}"
+      run_cmd "git rebase #{standard_branch}"
+
+      if remote_branch != ""
+        run_cmd "git push origin :#{feature_branch}"
+      end
+
+      run_cmd "git push origin #{feature_branch}"
+    end
+  end
+
+end

lib/feature/start.rb

@@ -0,0 +1,23 @@
+require_relative './base'
+
+module Feature
+
+  class Start < Feature::Base
+    def execute
+      error "USAGE: feature start feature_name" unless argv.size == 2
+
+      feature = argv[1]
+      feature_branch = "#{ENV['USER']}-#{current_branch}-#{feature}"
+
+      error "invalid base branch: #{current_branch}" unless standard_branches.include? current_branch
+      error "invalid feature branch: #{featureh}"    if     standard_branches.include? feature
+
+      run_cmd "git pull origin #{current_branch}"
+
+      run_cmd "git checkout -b #{feature_branch}"
+
+      run_cmd "git push origin #{feature_branch}"
+    end
+  end
+
+end