Class: Opal::CliRunners::Server

Inherits:
Object
  • Object
show all
Defined in:
opal/lib/opal/cli_runners/server.rb

Defined Under Namespace

Classes: App

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(data) ⇒ Server

Returns a new instance of Server.



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# File 'opal/lib/opal/cli_runners/server.rb', line 12

def initialize(data)
  options = data[:options] || {}
  builder = data[:builder]

  @code = builder.to_s + "\n" + builder.source_map.to_data_uri_comment
  @argv = data[:argv] || []

  @output = data[:output] || $stdout

  @port = options.fetch(:port, ENV['OPAL_CLI_RUNNERS_SERVER_PORT'] || 3000).to_i

  @static_folder = options[:static_folder] || ENV['OPAL_CLI_RUNNERS_SERVER_STATIC_FOLDER']
  @static_folder = @static_folder == true ? 'public' : @static_folder
  @static_folder = File.expand_path(@static_folder) if @static_folder
end

Instance Attribute Details

#argvObject (readonly)

Returns the value of attribute argv.



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# File 'opal/lib/opal/cli_runners/server.rb', line 28

def argv
  @argv
end

#codeObject (readonly)

Returns the value of attribute code.



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# File 'opal/lib/opal/cli_runners/server.rb', line 28

def code
  @code
end

#outputObject (readonly)

Returns the value of attribute output.



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# File 'opal/lib/opal/cli_runners/server.rb', line 28

def output
  @output
end

#portObject (readonly)

Returns the value of attribute port.



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# File 'opal/lib/opal/cli_runners/server.rb', line 28

def port
  @port
end

#serverObject (readonly)

Returns the value of attribute server.



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# File 'opal/lib/opal/cli_runners/server.rb', line 28

def server
  @server
end

#static_folderObject (readonly)

Returns the value of attribute static_folder.



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# File 'opal/lib/opal/cli_runners/server.rb', line 28

def static_folder
  @static_folder
end

Class Method Details

.call(data) ⇒ Object



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# File 'opal/lib/opal/cli_runners/server.rb', line 6

def self.call(data)
  runner = new(data)
  runner.run
  runner.exit_status
end

Instance Method Details

#build_app(source) ⇒ Object



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# File 'opal/lib/opal/cli_runners/server.rb', line 52

def build_app(source)
  app = App.new(source)

  if static_folder
    not_found = [404, {}, []]
    app = Rack::Cascade.new(
      [
        Rack::Static.new(->(_) { not_found }, urls: [''], root: static_folder),
        app
      ],
    )
  end

  app
end

#exit_statusObject



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# File 'opal/lib/opal/cli_runners/server.rb', line 48

def exit_status
  nil
end

#runObject



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# File 'opal/lib/opal/cli_runners/server.rb', line 30

def run
  unless argv.empty?
    raise ArgumentError, 'Program arguments are not supported on the Server runner'
  end

  require 'rack'
  require 'logger'

  app = build_app(code)

  @server = Rack::Server.start(
    app:       app,
    Port:      port,
    AccessLog: [],
    Logger:    Logger.new(output),
  )
end