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opt / alt / ruby30 / share / gems / gems / rdoc-6.3.4.1 / lib / rdoc /

ðŸ“ ..
ðŸ“„ alias.rb(2.12 KB)
ðŸ“„ anon_class.rb(172 B)
ðŸ“„ any_method.rb(8.05 KB)
ðŸ“„ attr.rb(3.76 KB)
ðŸ“„ class_module.rb(19.82 KB)
ðŸ“„ code_object.rb(9.26 KB)
ðŸ“„ code_objects.rb(151 B)
ðŸ“„ comment.rb(5.74 KB)
ðŸ“„ constant.rb(3.59 KB)
ðŸ“ context
ðŸ“„ context.rb(30.27 KB)
ðŸ“„ cross_reference.rb(6.53 KB)
ðŸ“„ encoding.rb(3.75 KB)
ðŸ“„ erb_partial.rb(401 B)
ðŸ“„ erbio.rb(1.01 KB)
ðŸ“„ extend.rb(170 B)
ðŸ“ generator
ðŸ“„ generator.rb(1.79 KB)
ðŸ“„ ghost_method.rb(144 B)
ðŸ“ i18n
ðŸ“„ i18n.rb(174 B)
ðŸ“„ include.rb(172 B)
ðŸ“„ known_classes.rb(2.62 KB)
ðŸ“ markdown
ðŸ“„ markdown.rb(386.29 KB)
ðŸ“ markup
ðŸ“„ markup.rb(28.13 KB)
ðŸ“„ meta_method.rb(129 B)
ðŸ“„ method_attr.rb(9.03 KB)
ðŸ“„ mixin.rb(2.75 KB)
ðŸ“„ normal_class.rb(2.13 KB)
ðŸ“„ normal_module.rb(1.43 KB)
ðŸ“„ options.rb(32.45 KB)
ðŸ“ parser
ðŸ“„ parser.rb(7.07 KB)
ðŸ“ rd
ðŸ“„ rd.rb(3.57 KB)
ðŸ“„ rdoc.rb(14.1 KB)
ðŸ“„ require.rb(965 B)
ðŸ“ ri
ðŸ“„ ri.rb(345 B)
ðŸ“„ rubygems_hook.rb(5.15 KB)
ðŸ“„ servlet.rb(12.23 KB)
ðŸ“„ single_class.rb(408 B)
ðŸ“ stats
ðŸ“„ stats.rb(10.48 KB)
ðŸ“„ store.rb(22.67 KB)
ðŸ“„ task.rb(7.67 KB)
ðŸ“„ text.rb(7.4 KB)
ðŸ“„ token_stream.rb(3.16 KB)
ðŸ“„ tom_doc.rb(6.46 KB)
ðŸ“„ top_level.rb(5.54 KB)
ðŸ“„ version.rb(77 B)

Editing: encoding.rb

# coding: US-ASCII
# frozen_string_literal: true

##
# This class is a wrapper around File IO and Encoding that helps RDoc load
# files and convert them to the correct encoding.

module RDoc::Encoding

HEADER_REGEXP = /^
    (?:
      \A\#!.*\n
      |
      ^\#\s+frozen[-_]string[-_]literal[=:].+\n
      |
      ^\#[^\n]+\b(?:en)?coding[=:]\s*(?<name>[^\s;]+).*\n
      |
      <\?xml[^?]*encoding=(?<quote>["'])(?<name>.*?)\k<quote>.*\n
    )+
  /xi # :nodoc:

##
  # Reads the contents of +filename+ and handles any encoding directives in
  # the file.
  #
  # The content will be converted to the +encoding+.  If the file cannot be
  # converted a warning will be printed and nil will be returned.
  #
  # If +force_transcode+ is true the document will be transcoded and any
  # unknown character in the target encoding will be replaced with '?'

def self.read_file filename, encoding, force_transcode = false
    content = File.open filename, "rb" do |f| f.read end
    content.gsub!("\r\n", "\n") if RUBY_PLATFORM =~ /mswin|mingw/

utf8 = content.sub!(/\A\xef\xbb\xbf/, '')

enc = RDoc::Encoding.detect_encoding content
    content = RDoc::Encoding.change_encoding content, enc if enc

begin
      encoding ||= Encoding.default_external
      orig_encoding = content.encoding

if not orig_encoding.ascii_compatible? then
        content = content.encode encoding
      elsif utf8 then
        content = RDoc::Encoding.change_encoding content, Encoding::UTF_8
        content = content.encode encoding
      else
        # assume the content is in our output encoding
        content = RDoc::Encoding.change_encoding content, encoding
      end

unless content.valid_encoding? then
        # revert and try to transcode
        content = RDoc::Encoding.change_encoding content, orig_encoding
        content = content.encode encoding
      end

unless content.valid_encoding? then
        warn "unable to convert #{filename} to #{encoding}, skipping"
        content = nil
      end
    rescue Encoding::InvalidByteSequenceError,
           Encoding::UndefinedConversionError => e
      if force_transcode then
        content = RDoc::Encoding.change_encoding content, orig_encoding
        content = content.encode(encoding,
                                 :invalid => :replace,
                                 :undef => :replace,
                                 :replace => '?')
        return content
      else
        warn "unable to convert #{e.message} for #{filename}, skipping"
        return nil
      end
    end

content
  rescue ArgumentError => e
    raise unless e.message =~ /unknown encoding name - (.*)/
    warn "unknown encoding name \"#{$1}\" for #{filename}, skipping"
    nil
  rescue Errno::EISDIR, Errno::ENOENT
    nil
  end

def self.remove_frozen_string_literal string
    string =~ /\A(?:#!.*\n)?(.*\n)/
    first_line = $1

if first_line =~ /\A# +frozen[-_]string[-_]literal[=:].+$/i
      string = string.sub first_line, ''
    end

string
  end

##
  # Detects the encoding of +string+ based on the magic comment

def self.detect_encoding string
    result = HEADER_REGEXP.match string
    name = result && result[:name]

name ? Encoding.find(name) : nil
  end

##
  # Removes magic comments and shebang

def self.remove_magic_comment string
    string.sub HEADER_REGEXP do |s|
      s.gsub(/[^\n]/, '')
    end
  end

##
  # Changes encoding based on +encoding+ without converting and returns new
  # string

def self.change_encoding text, encoding
    if text.kind_of? RDoc::Comment
      text.encode! encoding
    else
      # TODO: Remove this condition after Ruby 2.2 EOL
      if RUBY_VERSION < '2.3.0'
        text.force_encoding encoding
      else
        String.new text, encoding: encoding
      end
    end
  end

end

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