1 files changed, 128 insertions, 0 deletions
diff --git a/spec/mspec/lib/mspec/utils/name_map.rb b/spec/mspec/lib/mspec/utils/name_map.rb
new file mode 100644
index 0000000000..c1de081af0
--- /dev/null
+++ b/spec/mspec/lib/mspec/utils/name_map.rb
@@ -0,0 +1,128 @@
+class NameMap
+  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
+    MSpecOption
+    MSpecOptions
+    NameMap
+    SpecVersion
+  ]
+
+  def initialize(filter=false)
+    @seen = {}
+    @filter = filter
+  end
+
+  def exception?(name)
+    return false unless c = class_or_module(name)
+    c == Errno or c.ancestors.include? Exception
+  end
+
+  def class_or_module(c)
+    const = Object.const_get(c, false)
+    filtered = @filter && EXCLUDED.include?(const.name)
+    return const if Module === const and !filtered
+  rescue NameError
+  end
+
+  def namespace(mod, const)
+    return const.to_s if mod.nil? or %w[Object Class Module].include? mod
+    "#{mod}::#{const}"
+  end
+
+  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 !@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(false), name
+    end
+
+    hash
+  end
+
+  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
+
+  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
+end