Module: Brakeman::ProcessorHelper

Included in:
AliasProcessor, BaseCheck, BaseProcessor
Defined in:
lib/brakeman/processors/lib/processor_helper.rb

Overview

Contains a couple shared methods for Processors.

Instance Method Summary collapse

Instance Method Details

#class_name(exp) ⇒ Object

Returns a class name as a Symbol.



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# File 'lib/brakeman/processors/lib/processor_helper.rb', line 29

def class_name exp
  case exp
  when Sexp
    case exp.node_type
    when :const
      exp.value
    when :lvar
      exp.value.to_sym
    when :colon2
      "#{class_name(exp[1])}::#{exp[2]}".to_sym
    when :colon3
      "::#{exp.value}".to_sym
    when :call
      process exp
    when :self
      @current_class || @current_module || nil
    else
      raise "Error: Cannot get class name from #{exp}"
    end
  when Symbol
    exp
  when nil
    nil
  else
    raise "Error: Cannot get class name from #{exp}"
  end
end

#process_all(exp) ⇒ Object 



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# File 'lib/brakeman/processors/lib/processor_helper.rb', line 3

def process_all exp
  exp.each_sexp do |e|
    process e
  end
  exp
end

#process_module(exp) ⇒ Object

Sets the current module.



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# File 'lib/brakeman/processors/lib/processor_helper.rb', line 11

def process_module exp
  module_name = class_name(exp.class_name).to_s
  prev_module = @current_module

  if prev_module
    @current_module = "#{prev_module}::#{module_name}"
  else
    @current_module = module_name
  end

  process exp.body

  @current_module = prev_module

  exp
end