Class: Scanny::Checks::BeforeFiltersCheck

Inherits:
Check
  • Object
show all
Defined in:
lib/scanny/checks/before_filters_check.rb

Overview

Checks for use of the “before_filter” method with certain filters.

Constant Summary collapse

FILTERS = 
[:login_required, :admin_required]

Instance Method Summary collapse

Methods inherited from Check

#compiled_pattern, #issue, #strict?, #visit

Instance Method Details

#check(node) ⇒ Object 



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# File 'lib/scanny/checks/before_filters_check.rb', line 24

def check(node)
  filter_node = node.arguments.array.find do |argument|
    argument.is_a?(Rubinius::AST::SymbolLiteral) &&
      FILTERS.include?(argument.value)
  end

  issue :info,
    "The \"before_filter\" method with :#{filter_node.value} filter is used."
end

#pattern ⇒ Object

before_filter :login_required



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# File 'lib/scanny/checks/before_filters_check.rb', line 8

def pattern
  <<-EOT
    SendWithArguments<
      receiver  = Self,
      name      = :before_filter,
      arguments = ActualArguments<
        array = [
          any*,
          SymbolLiteral<value = #{FILTERS.map(&:inspect).join(' | ')}>,
          any*
        ]
      >
    >
  EOT
end