Class: Gemfiler::Output

Inherits:
Object
  • Object
show all
Defined in:
lib/gemfiler/output.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(filer, options = {}) ⇒ Output

Returns a new instance of Output.



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# File 'lib/gemfiler/output.rb', line 9

def initialize(filer, options={})
  @filer   = filer
  @options = options
end

Instance Attribute Details

#filer ⇒ Object (readonly)

Returns the value of attribute filer.



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# File 'lib/gemfiler/output.rb', line 7

def filer
  @filer
end

#options ⇒ Object (readonly)

Returns the value of attribute options.



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# File 'lib/gemfiler/output.rb', line 7

def options
  @options
end

Instance Method Details

#content ⇒ Object 



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# File 'lib/gemfiler/output.rb', line 20

def content
  erb = ERB.new(File.read(File.expand_path("../templates/gemfile.erb", __FILE__)), nil, "<>")
  erb.result(binding)
end

#gem_line(g, groups = nil) ⇒ Object

It’s a short parameter name because my syntax highlighter doesn’t like the word “gem”



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# File 'lib/gemfiler/output.rb', line 88

def gem_line(g, groups=nil)
  gem_name = g[:name]
  line     = ["gem '#{gem_name}'"]

  space_between = @options[:nice_spaces] ? longest_gem_name(groups) - gem_name.length : 0

  if g[:version]
    line << (" " * space_between) + "'#{g[:version]}'"
  elsif (g.length - 1) > 0
    line << (" " * space_between) + g.inject([]) do |options, (key, value)|
      if key != :name
        options << hash_keyvalue(key, value)
      end

      options
    end.join(", ")
  end

  annotation = ""

  if @options[:annotate]
    puts "-- Annotating #{gem_name}"
    uri = URI.parse("https://rubygems.org/api/v1/gems/#{gem_name}.json")
    response = Net::HTTP.get_response(uri)

    if response.code == "200"
      parsed = JSON.load(response.body)
      info = parsed['info']
      info = info.gsub("\n", " ")

      annotation = " # #{info}"
    else
      puts "---- Gem #{gem_name} not a valid gem"
    end
  end

  line.join(", ") + annotation
end

#gemspec ⇒ Object 



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# File 'lib/gemfiler/output.rb', line 32

def gemspec
  filer.shim.gemspec? ? "gemspec" : ""
end

#groups ⇒ Object 



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# File 'lib/gemfiler/output.rb', line 60

def groups
  filer.groups
end

#hash_keyvalue(key, value) ⇒ Object 



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# File 'lib/gemfiler/output.rb', line 79

def hash_keyvalue(key, value)
  if @options[:ruby19_hashes]
    "#{key.to_s}: #{type_value(value)}"
  else
    "#{type_value(key)} => #{type_value(value)}"
  end
end

#longest_gem_name(group = nil) ⇒ Object 



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# File 'lib/gemfiler/output.rb', line 54

def longest_gem_name(group=nil)
  @longest ||= {}
  gems = group ? groups[group] : filer.uncategorized
  @longest[group] ||= gems.inject(0) {|max, gem| gem[:name].length > max ? gem[:name].length : max }
end

#ruby ⇒ Object 



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# File 'lib/gemfiler/output.rb', line 36

def ruby
  parts = []
  if version_info = filer.shim.ruby_version
    parts << "ruby '#{version_info[:version]}'"
    parts << hash_keyvalue(:engine, version_info[:engine]) if version_info[:engine]
    parts << hash_keyvalue(:engine_version, version_info[:engine_version]) if version_info[:engine_version]
  end

  parts.join(", ")
end

#sources ⇒ Object 



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# File 'lib/gemfiler/output.rb', line 25

def sources
  filer.shim.sources.inject([]) do |sources, source|
    sources << "source #{type_value(source)}"
    sources
  end
end

#spacer ⇒ Object 



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# File 'lib/gemfiler/output.rb', line 64

def spacer
  "  "
end

#type_value(value) ⇒ Object 



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# File 'lib/gemfiler/output.rb', line 68

def type_value(value)
  case value
  when Symbol
    ":#{value.to_s}"
  when String
    "'#{value}'"
  when Fixnum, TrueClass, FalseClass
    value.to_s
  end
end

#uncategorized_gems ⇒ Object 



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# File 'lib/gemfiler/output.rb', line 47

def uncategorized_gems
  filer.uncategorized.inject([]) do |gems, gem|
    gems << self.gem_line(gem)
    gems
  end
end

#write(gemfile) ⇒ Object 



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# File 'lib/gemfiler/output.rb', line 14

def write(gemfile)
  File.open(gemfile, "w") do |file|
    file.write(content)
  end
end