Module: Baltix::Loader::Mast

Included in:
Source::Gem
Defined in:
lib/baltix/loader/mast.rb

Constant Summary collapse

PROPS = 
{
   name: :name,
   version: :version,
   date: :date,
   authors: :authors,
   email: ->(this) do
      /(?<email>[^\s<]+@[^\s>]+)/ =~ this["contact"]
      email
   end,
   summary: :summary,
   description: :description,
   homepage: :"resources.home", #->(this) { this["resources"]["home"] }
   "metadata.homepage_uri": [
      :"resources.code",
      ->(this) { this['resources'].select {|x| x['type'] == 'home'}.first['uri'] if this['resources'].is_a?(Array) }
   ],
   "metadata.allowed_push_host": "https://rubygems.org",
   "metadata.source_code_uri": [
      :"resources.repo",
      ->(this) { this['resources'].select {|x| x['type'] == 'code'}.first['uri'] if this['resources'].is_a?(Array) }
   ],
   files: ->(this) { this["manifest"].grep(/^[^#]/) },
   bindir: "bin",
   executables: ->(this) { this["manifest"].grep(/^bin\//).map {|b| b.split("/").last } },
   require_paths: ["lib"],
   extra_rdoc_files: ->(this) { this["manifest"].grep(/\.(rdoc|md)$/) },
   licenses: ->(this) do
      if license = this["manifest"].grep(/LICENSE/).first
         lic = IO.read(license).split("\n")
         if type = lic.reduce(nil) { |r, l| r || /(?<type>Apache|MIT)/ =~ l && type }
            version = lic.reduce(nil) { |r, l| r || /Version (?<version>[\d\.]+)/ =~ l && version }
            [[ type, version ].compact.join("-") ]
         end
      end
   end,
   test_files: ->(this) { this["manifest"].grep(/^(test|spec|feature)\//) },
   required_ruby_version: nil,
   _add_development_dependency: ->(this) do
      if this['requires']
         this["requires"].map { |line| [/^(?<req>[^\s(]+)/.match(line)["req"]] }
      end
   end,
   _add_dependency_with_type: ->(this) do
      if this['requirements']
         this["requirements"].map do |dep|
            [dep['name'], dep['development'] ? :development : :runtime, [transform_version(dep['version'])].compact]
         end
      end
   end
}

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.transform_version(version) ⇒ Object 



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# File 'lib/baltix/loader/mast.rb', line 120

def transform_version version
   if version
      /(?<number>[\d]+)(?<approx>[~><=])?/ =~ version
      part1 =
         case approx
         when '~'
            '~> '
         when '>'
            '>= '
         when '<'
            '<= '
         when '='
            '= '
         end

      [part1, number].join(' ')
   end
end

Instance Method Details

#manifest(file_in) ⇒ Object 



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# File 'lib/baltix/loader/mast.rb', line 67

def manifest file_in
   spec = nil
   dir = File.dirname(file_in)
   file1 = File.join(dir, "meta", "package")
   file2 = File.join(dir, "meta", "profile")
   file3 = File.join(dir, ".index")

   if File.file?(file1) && File.file?(file2) || File.file?(file3)
      spec=
      Dir.chdir(dir) do
         Gem::Specification.new do |s|
            data =
               if File.file?(file1) && File.file?(file2)
                  Kernel.yaml_load(IO.read(file1)).merge(
                  Kernel.yaml_load(IO.read(file2))).merge(
                     "manifest" => IO.read(file_in).split("\n"))
               else
                  Kernel.yaml_load(IO.read(file3)).merge(
                     "manifest" => IO.read(file_in).split("\n"))
               end

            PROPS.each do |name, value_in|
               if value = value_for(value_in, data)
                  method_name = /^(?:_(?<mname>[^\.]+)|(?<subname>[^\.]+\..+)|.*)/ =~ name.to_s
                  if mname
                     if value.is_a?(Array)
                        value.each { |v| s.send(mname, *v) }
                     else
                        s.send(mname, value)
                     end
                  elsif subname
                     path = subname.split(".")
                     path[0..-2].reduce(s) {|r, n| r.send(n) }.send(:[]=, path[-1], value)
                  else
                     s.send("#{name}=", value)
                  end
               end
            end
         end
      end

      file = Tempfile.new(spec.name)
      file.puts(spec.to_ruby)
      file.close
      res = app_file(file.path)
      file.unlink
      res
   end
rescue Exception => e
   $stderr.puts "WARN [#{e.class}]: #{e.message}"
end

#value_for(value_in, data_in) ⇒ Object 



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# File 'lib/baltix/loader/mast.rb', line 53

def value_for value_in, data_in
   case value_in
   when Symbol
      value_in.to_s.split(".").reduce(data_in) {|r, n|  r.is_a?(Hash) || r.is_a?(Array) && n.is_a?(Integer) ? r[n] : nil }
   when Proc
      value_in[data_in]
   when NilClass
   when Array
      value_in.reduce(nil) { |r, v| r || value_for(v, data_in) }
   else
      value_in
   end
end