Class: Iconmap::Jsdelivr

Inherits:
Object
  • Object
show all
Defined in:
lib/iconmap/jsdelivr.rb

Defined Under Namespace

Classes: Error, HTTPError

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#cdn_uri ⇒ Object

Returns the value of attribute cdn_uri.



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# File 'lib/iconmap/jsdelivr.rb', line 15

def cdn_uri
  @cdn_uri
end

#data_uri ⇒ Object

Returns the value of attribute data_uri.



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# File 'lib/iconmap/jsdelivr.rb', line 15

def data_uri
  @data_uri
end

Instance Method Details

#download_url(package, version, path) ⇒ Object 



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# File 'lib/iconmap/jsdelivr.rb', line 29

def download_url(package, version, path)
  "#{self.class.cdn_uri}/npm/#{package}@#{version}/#{path}"
end

#fetch_file(url) ⇒ Object 



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# File 'lib/iconmap/jsdelivr.rb', line 33

def fetch_file(url)
  uri = URI(url)
  response = Net::HTTP.get_response(uri)

  case response.code
  when '200' then response.body.dup.force_encoding('UTF-8')
  else raise HTTPError, "Failed to download #{url} (#{response.code})"
  end
rescue StandardError => e
  raise e if e.is_a?(HTTPError)

  raise HTTPError, "Unexpected transport error (#{e.class}: #{e.message})"
end

#resolve_version(package) ⇒ Object 



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# File 'lib/iconmap/jsdelivr.rb', line 19

def resolve_version(package)
  uri = self.class.data_uri.dup
  uri.path = "/v1/packages/npm/#{package}/resolved"

  response = get_json(uri)
  JSON.parse(response)['version']
rescue JSON::ParserError
  nil
end