Class: NameMap

Inherits:
Object show all
Defined in:
lib/extensions/mspec/mspec/utils/name_map.rb

Constant Summary collapse

MAP = 
{
  '`'   => 'backtick',
  '+'   => 'plus',
  '-'   => 'minus',
  '+@'  => 'uplus',
  '-@'  => 'uminus',
  '*'   => 'multiply',
  '/'   => 'divide',
  '%'   => 'modulo',
  '<<'  => {'Bignum' => 'left_shift',
            'Fixnum' => 'left_shift',
            'IO'     => 'output',
            :default => 'append' },
  '>>'  => 'right_shift',
  '<'   => 'lt',
  '<='  => 'lte',
  '>'   => 'gt',
  '>='  => 'gte',
  '='   => 'assignment',
  '=='  => 'equal_value',
  '===' => 'case_compare',
  '<=>' => 'comparison',
  '[]'  => 'element_reference',
  '[]=' => 'element_set',
  '**'  => 'exponent',
  '!'   => 'not',
  '~'   => {'Bignum' => 'complement',
            'Fixnum' => 'complement',
            'Regexp' => 'match',
            'String' => 'match' },
  '!='  => 'not_equal',
  '!~'  => 'not_match',
  '=~'  => 'match',
  '&'   => {'Bignum'     => 'bit_and',
            'Fixnum'     => 'bit_and',
            'Array'      => 'intersection',
            'TrueClass'  => 'and',
            'FalseClass' => 'and',
            'NilClass'   => 'and',
            'Set'        => 'intersection' },
  '|'   => {'Bignum'     => 'bit_or',
            'Fixnum'     => 'bit_or',
            'Array'      => 'union',
            'TrueClass'  => 'or',
            'FalseClass' => 'or',
            'NilClass'   => 'or',
            'Set'        => 'union' },
  '^'   => {'Bignum'     => 'bit_xor',
            'Fixnum'     => 'bit_xor',
            'TrueClass'  => 'xor',
            'FalseClass' => 'xor',
            'NilClass'   => 'xor',
            'Set'        => 'exclusion'},
}
EXCLUDED = 
%w[
  MSpecScript
  MkSpec
  DTracer
  Etc
  FileUtils
  MSpecOption
  MSpecOptions
  NameMap
  OptionParser
  RbConfig
  SpecVersion
  YAML
]

Instance Method Summary collapse

Constructor Details

#initialize(filter = false) ⇒ NameMap

Returns a new instance of NameMap.



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# File 'lib/extensions/mspec/mspec/utils/name_map.rb', line 74

def initialize(filter=false)
  @seen = {}
  @filter = filter
end

Instance Method Details

#class_or_module(c) ⇒ Object 



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# File 'lib/extensions/mspec/mspec/utils/name_map.rb', line 84

def class_or_module(c)
  const = const_lookup(c)
  filtered = @filter && EXCLUDED.include?(const.name)
  return const if Module === const and not filtered
rescue NameError
end

#dir_name(c, base) ⇒ Object 



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# File 'lib/extensions/mspec/mspec/utils/name_map.rb', line 119

def dir_name(c, base)
  return File.join(base, 'exception') if exception? c

  c.split('::').inject(base) do |dir, name|
    name.gsub!(/Class/, '') unless name == 'Class'
    File.join dir, name.downcase
  end
end

#exception?(name) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/extensions/mspec/mspec/utils/name_map.rb', line 79

def exception?(name)
  return false unless c = class_or_module(name)
  c == Errno or c.ancestors.include? Exception
end

#file_name(m, c) ⇒ Object 



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# File 'lib/extensions/mspec/mspec/utils/name_map.rb', line 128

def file_name(m, c)
  if MAP.key?(m)
    name = MAP[m].is_a?(Hash) ? MAP[m][c.split('::').last] || MAP[m][:default] : MAP[m]
  else
    name = m.gsub(/[?!=]/, '')
  end
  "#{name}_spec.rb"
end

#map(hash, constants, mod = nil) ⇒ Object 



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# File 'lib/extensions/mspec/mspec/utils/name_map.rb', line 96

def map(hash, constants, mod=nil)
  @seen = {} unless mod

  constants.each do |const|
    name = namespace mod, const
    m = class_or_module name
    next unless m and not @seen[m]
    @seen[m] = true

    ms = m.methods(false).map { |x| x.to_s }
    hash["#{name}."] = ms.sort unless ms.empty?

    ms = m.public_instance_methods(false) +
         m.protected_instance_methods(false)
    ms.map! { |x| x.to_s }
    hash["#{name}#"] = ms.sort unless ms.empty?

    map hash, m.constants, name
  end

  hash
end

#namespace(mod, const) ⇒ Object 



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# File 'lib/extensions/mspec/mspec/utils/name_map.rb', line 91

def namespace(mod, const)
  return const.to_s if mod.nil? or %w[Object Class Module].include? mod
  "#{mod}::#{const}"
end