Add CocoaPods support

Author: Pedro Piñera

.ruby-version

@@ -0,0 +1 @@
+2.5.3

.travis.yml

@@ -13,10 +13,14 @@ matrix:
       env: JOB=Xcode9.4
     - os: osx
       osx_image: xcode9.4
+      before_script:
+        - bundle install
       script:
         - swift --version
         - swift build
         - swift test
+        - bundle exec pod repo update
+        - bundle exec pod spec lint --quick
       git:
         submodules: false
       env: JOB=SWIFTPM_DARWIN

Gemfile

@@ -0,0 +1,6 @@
+# frozen_string_literal: true
+
+source 'https://rubygems.org'
+
+gem 'cocoapods', '~> 1.5'
+gem 'xcpretty', '~> 0.3.0'

Gemfile.lock

@@ -0,0 +1,80 @@
+GEM
+  remote: https://rubygems.org/
+  specs:
+    CFPropertyList (3.0.0)
+    activesupport (4.2.11)
+      i18n (~> 0.7)
+      minitest (~> 5.1)
+      thread_safe (~> 0.3, >= 0.3.4)
+      tzinfo (~> 1.1)
+    atomos (0.1.3)
+    claide (1.0.2)
+    cocoapods (1.5.3)
+      activesupport (>= 4.0.2, < 5)
+      claide (>= 1.0.2, < 2.0)
+      cocoapods-core (= 1.5.3)
+      cocoapods-deintegrate (>= 1.0.2, < 2.0)
+      cocoapods-downloader (>= 1.2.0, < 2.0)
+      cocoapods-plugins (>= 1.0.0, < 2.0)
+      cocoapods-search (>= 1.0.0, < 2.0)
+      cocoapods-stats (>= 1.0.0, < 2.0)
+      cocoapods-trunk (>= 1.3.0, < 2.0)
+      cocoapods-try (>= 1.1.0, < 2.0)
+      colored2 (~> 3.1)
+      escape (~> 0.0.4)
+      fourflusher (~> 2.0.1)
+      gh_inspector (~> 1.0)
+      molinillo (~> 0.6.5)
+      nap (~> 1.0)
+      ruby-macho (~> 1.1)
+      xcodeproj (>= 1.5.7, < 2.0)
+    cocoapods-core (1.5.3)
+      activesupport (>= 4.0.2, < 6)
+      fuzzy_match (~> 2.0.4)
+      nap (~> 1.0)
+    cocoapods-deintegrate (1.0.2)
+    cocoapods-downloader (1.2.2)
+    cocoapods-plugins (1.0.0)
+      nap
+    cocoapods-search (1.0.0)
+    cocoapods-stats (1.0.0)
+    cocoapods-trunk (1.3.1)
+      nap (>= 0.8, < 2.0)
+      netrc (~> 0.11)
+    cocoapods-try (1.1.0)
+    colored2 (3.1.2)
+    concurrent-ruby (1.1.4)
+    escape (0.0.4)
+    fourflusher (2.0.1)
+    fuzzy_match (2.0.4)
+    gh_inspector (1.1.3)
+    i18n (0.9.5)
+      concurrent-ruby (~> 1.0)
+    minitest (5.11.3)
+    molinillo (0.6.6)
+    nanaimo (0.2.6)
+    nap (1.1.0)
+    netrc (0.11.0)
+    rouge (2.0.7)
+    ruby-macho (1.3.1)
+    thread_safe (0.3.6)
+    tzinfo (1.2.5)
+      thread_safe (~> 0.1)
+    xcodeproj (1.7.0)
+      CFPropertyList (>= 2.3.3, < 4.0)
+      atomos (~> 0.1.3)
+      claide (>= 1.0.2, < 2.0)
+      colored2 (~> 3.1)
+      nanaimo (~> 0.2.6)
+    xcpretty (0.3.0)
+      rouge (~> 2.0.7)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  cocoapods (~> 1.5)
+  xcpretty (~> 0.3.0)
+
+BUNDLED WITH
+   1.17.1

ReactiveTask.podspec

@@ -0,0 +1,26 @@
+Pod::Spec.new do |s|
+  s.name         = "ReactiveTask"
+  # Version goes here and will be used to access the git tag later on, once we have a first release.
+  s.version      = "0.16.0"
+  s.summary      = "Swift framework for launching shell tasks"
+  s.description  = <<-DESC
+                   ReactiveTask is a Swift framework for launching shell tasks (processes), built using ReactiveSwift.
+                   DESC
+  s.homepage     = "https://github.com/Carthage/ReactiveTask"
+  s.license      = { :type => "MIT", :file => "LICENSE.md" }
+  s.author       = "Carthage"
+
+  s.platform = :osx
+  s.osx.deployment_target = "10.9"
+
+  s.source       = { :git => "https://github.com/Carthage/ReactiveTask.git", :tag => "#{s.version}" }
+  # Directory glob for all Swift files
+  s.source_files  = "Sources/*.{swift}"
+  s.dependency 'Result', '~> 4.0'
+  s.dependency 'ReactiveSwift', '~> 4.0'
+
+  s.pod_target_xcconfig = {"OTHER_SWIFT_FLAGS[config=Release]" => "$(inherited) -suppress-warnings" }
+
+  s.cocoapods_version = ">= 1.4.0"
+  s.swift_version = "4.1.2"
+end