Module: RailsJavaScriptHelpers

Includes:
ActionView::Helpers::JavaScriptHelper
Defined in:
lib/rails_javascript_helpers/version.rb,
lib/rails_javascript_helpers/rails_javascript_helpers.rb

Defined Under Namespace

Classes: Version

Constant Summary collapse

VERSION = 
Version.new('1.5.1')

Instance Method Summary collapse

Instance Method Details

#format_id(id) ⇒ Object

id

DOM ID of element

Ensure that the DOM ID starts with a ‘#’ if the provided values is a string starting with a letter (Basically compat mode with prototype style)



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# File 'lib/rails_javascript_helpers/rails_javascript_helpers.rb', line 36

def format_id(id)
  id.to_s[0,1] =~ /[A-Za-z0-9]/ ? "##{id}" : id
end

#format_type_to_js(arg) ⇒ Object

arg

Object

Does a simple transition on types from Ruby to Javascript.



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# File 'lib/rails_javascript_helpers/rails_javascript_helpers.rb', line 7

def format_type_to_js(arg)
  case arg
    when Array
      "[#{arg.map{|value| format_type_to_js(value)}.join(',')}]"
    when Hash
      "{#{arg.map{ |key, value|
        k = key.is_a?(Symbol) ? key.to_s.camelize.sub(/^./, key.to_s[0,1].downcase) : format_type_to_js(key)
        "#{k}:#{format_type_to_js(value)}"
      }.join(',')}}"
    when Numeric
      arg.to_s
    when TrueClass
      arg.to_s
    when FalseClass
      arg.to_s
    when NilClass
      'null'
    when RawJS
      arg.to_s
    else
      arg.to_s.gsub(/\s+/, ' ') =~ %r{^\s*function\s*\(} ? arg.to_s : "'#{escape_javascript(arg.to_s)}'"
  end
end