getting rakefile setup

Author: gregcotten

CHANGELOG.md

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+# VVLUT1DFilter CHANGELOG
+
+## 0.1.0
+
+Initial release.

Rakefile

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+desc "Runs the specs [EMPTY]"
+task :spec do
+  
+end
+
+task :version do
+  git_remotes = `git remote`.strip.split("\n")
+
+  if git_remotes.count > 0
+    puts "-- fetching version number from github"
+    sh 'git fetch'
+
+    remote_version = remote_spec_version
+  end
+
+  if remote_version.nil?
+    puts "There is no current released version. You're about to release a new Pod."
+    version = "0.0.1"
+  else
+    puts "The current released version of your pod is " +
+          remote_spec_version.to_s()
+    version = suggested_version_number
+  end
+
+  puts "Enter the version you want to release (" + version + ") "
+  new_version_number = $stdin.gets.strip
+  if new_version_number == ""
+    new_version_number = version
+  end
+
+  replace_version_number(new_version_number)
+end
+
+desc "Release a new version of the Pod (append repo=name to push to a private spec repo)"
+task :release do
+  # Allow override of spec repo name using `repo=private` after task name
+  repo = ENV["repo"] || "master"
+
+  puts "* Running version"
+  sh "rake version"
+
+  unless ENV['SKIP_CHECKS']
+    if `git symbolic-ref HEAD 2>/dev/null`.strip.split('/').last != 'master'
+      $stderr.puts "[!] You need to be on the `master' branch in order to be able to do a release."
+      exit 1
+    end
+
+    if `git tag`.strip.split("\n").include?(spec_version)
+      $stderr.puts "[!] A tag for version `#{spec_version}' already exists. Change the version in the podspec"
+      exit 1
+    end
+
+    puts "You are about to release `#{spec_version}`, is that correct? [y/n]"
+    exit if $stdin.gets.strip.downcase != 'y'
+  end
+
+  puts "* Running specs"
+  sh "rake spec"
+
+  puts "* Linting the podspec"
+  sh "pod lib lint"
+
+  # Then release
+  sh "git commit #{podspec_path} CHANGELOG.md VERSION -m 'Release #{spec_version}' --allow-empty"
+  sh "git tag -a #{spec_version} -m 'Release #{spec_version}'"
+  sh "git push origin master"
+  sh "git push origin --tags"
+  if repo == "master"
+    sh "pod trunk push #{podspec_path}"
+  else
+    sh "pod repo push #{repo} #{podspec_path}"
+  end
+end
+
+# @return [Pod::Version] The version as reported by the Podspec.
+#
+def spec_version
+  require 'cocoapods'
+  spec = Pod::Specification.from_file(podspec_path)
+  spec.version
+end
+
+# @return [Pod::Version] The version as reported by the Podspec from remote.
+#
+def remote_spec_version
+  require 'cocoapods-core'
+
+  if spec_file_exist_on_remote?
+    remote_spec = eval(`git show origin/master:#{podspec_path}`)
+    remote_spec.version
+  else
+    nil
+  end
+end
+
+# @return [Bool] If the remote repository has a copy of the podpesc file or not.
+#
+def spec_file_exist_on_remote?
+  test_condition = `if git rev-parse --verify --quiet origin/master:#{podspec_path} >/dev/null;
+  then
+  echo 'true'
+  else
+  echo 'false'
+  fi`
+
+  'true' == test_condition.strip
+end
+
+# @return [String] The relative path of the Podspec.
+#
+def podspec_path
+  podspecs = Dir.glob('*.podspec')
+  if podspecs.count == 1
+    podspecs.first
+  else
+    raise "Could not select a podspec"
+  end
+end
+
+# @return [String] The suggested version number based on the local and remote
+#                  version numbers.
+#
+def suggested_version_number
+  if spec_version != remote_spec_version
+    spec_version.to_s()
+  else
+    next_version(spec_version).to_s()
+  end
+end
+
+# @param  [Pod::Version] version
+#         the version for which you need the next version
+#
+# @note   It is computed by bumping the last component of
+#         the version string by 1.
+#
+# @return [Pod::Version] The version that comes next after
+#                        the version supplied.
+#
+def next_version(version)
+  version_components = version.to_s().split(".");
+  last = (version_components.last.to_i() + 1).to_s
+  version_components[-1] = last
+  Pod::Version.new(version_components.join("."))
+end
+
+# @param  [String] new_version_number
+#         the new version number
+#
+# @note   This methods replaces the version number in the podspec file
+#         with a new version number.
+#
+# @return void
+#
+def replace_version_number(new_version_number)
+  File.open('VERSION', "w") { |file| file.puts new_version_number }
+end

VERSION

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+0.1.0

VVLUT1DFilter.podspec

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 Pod::Spec.new do |s|
   s.name             = "VVLUT1DFilter"
-  s.version          = "0.1.0"
+  s.version          = begin; File.read('VERSION'); rescue; '9000.0.0'; end
   s.summary          = "A Core Image Filter for 1D Lookup Tables."
   s.homepage         = "https://github.com/videovillage/VVLUT1DFilter"
   s.license          = 'MIT'