Fix pod version command in release script

Author: mac-cain13

fastlane/actions/version_get_podspec.rb

@@ -0,0 +1,107 @@
+module Fastlane
+  module Actions
+    class VersionGetPodspecAction < Action
+      def self.run(params)
+        podspec_path = params[:path]
+
+        UI.user_error!("Could not find podspec file at path '#{podspec_path}'") unless File.exist? podspec_path
+
+        version_podspec_file = PodspecHelper.new(podspec_path)
+
+        Actions.lane_context[SharedValues::PODSPEC_VERSION_NUMBER] = version_podspec_file.version_value
+      end
+
+      #####################################################
+      # @!group Documentation
+      #####################################################
+
+      def self.description
+        "Receive the version number from a podspec file"
+      end
+
+      def self.available_options
+        [
+          FastlaneCore::ConfigItem.new(key: :path,
+                                       env_name: "FL_VERSION_PODSPEC_PATH",
+                                       description: "You must specify the path to the podspec file",
+                                       is_string: true,
+                                       default_value: Dir["*.podspec"].last,
+                                       verify_block: proc do |value|
+                                         UI.user_error!("Please pass a path to the `version_get_podspec` action") if value.length == 0
+                                       end)
+        ]
+      end
+
+      def self.output
+        [
+          ['PODSPEC_VERSION_NUMBER', 'The podspec version number']
+        ]
+      end
+
+      def self.authors
+        ["Liquidsoul", "KrauseFx"]
+      end
+
+      def self.is_supported?(platform)
+        true
+      end
+    end
+
+    class PodspecHelper
+      attr_accessor :path
+      attr_accessor :podspec_content
+      attr_accessor :version_regex
+      attr_accessor :version_match
+      attr_accessor :version_value
+
+      def initialize(path = nil)
+        version_var_name = 'version'
+        @version_regex = /^(?<begin>[^#]*#{version_var_name}\s*=\s*['"])(?<value>(?<major>[0-9]+)(\.(?<minor>[0-9]+))?(\.(?<patch>[0-9]+))?(\.(?<type>[a-z]+))?(\.(?<buildnumber>[0-9]+))?)(?<end>['"])/i
+
+        return unless (path || '').length > 0
+        UI.user_error!("Could not find podspec file at path '#{path}'") unless File.exist?(path)
+
+        @path = File.expand_path(path)
+        podspec_content = File.read(path)
+
+        parse(podspec_content)
+      end
+
+      def parse(podspec_content)
+        @podspec_content = podspec_content
+        @version_match = @version_regex.match(@podspec_content)
+        UI.user_error!("AAAAAH!!! Could not find version in podspec content '#{@podspec_content}'") if @version_match.nil?
+        @version_value = @version_match[:value]
+      end
+
+      def bump_version(bump_type)
+        major = version_match[:major].to_i
+        minor = version_match[:minor].to_i || 0
+        patch = version_match[:patch].to_i || 0
+
+        case bump_type
+        when 'patch'
+          patch += 1
+        when 'minor'
+          minor += 1
+          patch = 0
+        when 'major'
+          major += 1
+          minor = 0
+          patch = 0
+        end
+
+        @version_value = "#{major}.#{minor}.#{patch}"
+      end
+
+      def update_podspec(version = nil)
+        new_version = version || @version_value
+        updated_podspec_content = @podspec_content.gsub(@version_regex, "#{@version_match[:begin]}#{new_version}#{@version_match[:end]}")
+
+        File.open(@path, "w") { |file| file.puts updated_podspec_content } unless Helper.test?
+
+        updated_podspec_content
+      end
+    end
+  end
+end