Class: Capybara::Poltergeist::Inspector

Inherits:
Object
  • Object
show all
Defined in:
lib/capybara/poltergeist/inspector.rb

Constant Summary collapse

BROWSERS = 
%w(chromium chromium-browser google-chrome safari)

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(browser = nil) ⇒ Inspector

Returns a new instance of Inspector.



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# File 'lib/capybara/poltergeist/inspector.rb', line 9

def initialize(browser = nil)
  @browser = browser.respond_to?(:to_str) ? browser : nil
end

Class Method Details

.detect_browser ⇒ Object 



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# File 'lib/capybara/poltergeist/inspector.rb', line 5

def self.detect_browser
  @browser ||= BROWSERS.find { |name| system("which #{name} &>/dev/null") }
end

Instance Method Details

#browser ⇒ Object 



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# File 'lib/capybara/poltergeist/inspector.rb', line 13

def browser
  @browser ||= self.class.detect_browser
end

#open ⇒ Object 



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# File 'lib/capybara/poltergeist/inspector.rb', line 25

def open
  if browser
    Spawn.spawn(browser, url)
  else
    raise Error, "Could not find a browser executable to open #{url}. " \
                 "You can specify one manually using e.g. `:inspector => 'chromium'` " \
                 "as a configuration option for Poltergeist."
  end
end

#port ⇒ Object 



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# File 'lib/capybara/poltergeist/inspector.rb', line 17

def port
  @port ||= Util.find_available_port
end

#url ⇒ Object 



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# File 'lib/capybara/poltergeist/inspector.rb', line 21

def url
  "http://localhost:#{port}/"
end