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File Content: `text.rb`

# frozen_string_literal: true

##
# A collection of text-wrangling methods

module Gem::Text

  ##
  # Remove any non-printable characters and make the text suitable for
  # printing.
  def clean_text(text)
    text.gsub(/[\000-\b\v-\f\016-\037\177]/, ".".freeze)
  end

  def truncate_text(text, description, max_length = 100_000)
    raise ArgumentError, "max_length must be positive" unless max_length > 0
    return text if text.size <= max_length
    "Truncating #{description} to #{max_length.to_s.reverse.gsub(/...(?=.)/,'\&,').reverse} characters:\n" + text[0, max_length]
  end

  ##
  # Wraps +text+ to +wrap+ characters and optionally indents by +indent+
  # characters

  def format_text(text, wrap, indent=0)
    result = []
    work = clean_text(text)

    while work.length > wrap do
      if work =~ /^(.{0,#{wrap}})[ \n]/
        result << $1.rstrip
        work.slice!(0, $&.length)
      else
        result << work.slice!(0, wrap)
      end
    end

    result << work if work.length.nonzero?
    result.join("\n").gsub(/^/, " " * indent)
  end

  def min3(a, b, c) # :nodoc:
    if a < b && a < c
      a
    elsif b < c
      b
    else
      c
    end
  end

  # Returns a value representing the "cost" of transforming str1 into str2
  # Vendored version of DidYouMean::Levenshtein.distance from the ruby/did_you_mean gem @ 1.4.0
  # https://git.io/JJgZI
  def levenshtein_distance(str1, str2)
    n = str1.length
    m = str2.length
    return m if n.zero?
    return n if m.zero?

    d = (0..m).to_a
    x = nil

    # to avoid duplicating an enumerable object, create it outside of the loop
    str2_codepoints = str2.codepoints

    str1.each_codepoint.with_index(1) do |char1, i|
      j = 0
      while j < m
        cost = (char1 == str2_codepoints[j]) ? 0 : 1
        x = min3(
          d[j + 1] + 1, # insertion
          i + 1,      # deletion
          d[j] + cost # substitution
        )
        d[j] = i
        i = x

        j += 1
      end
      d[m] = x
    end

    x
  end
end

Name	Size	Permission
commands	---	0755
core_ext	---	0755
defaults	---	0755
ext	---	0755
optparse	---	0755
package	---	0755
request	---	0755
request_set	---	0755
resolver	---	0755
security	---	0755
source	---	0755
ssl_certs	---	0755
tsort	---	0755
util	---	0755
available_set.rb	3085 bytes	0644
basic_specification.rb	7835 bytes	0644
bundler_version_finder.rb	2027 bytes	0644
command.rb	16198 bytes	0644
command_manager.rb	5368 bytes	0644
compatibility.rb	1027 bytes	0644
config_file.rb	13547 bytes	0644
defaults.rb	6741 bytes	0644
dependency.rb	8798 bytes	0644
dependency_installer.rb	10464 bytes	0644
dependency_list.rb	5675 bytes	0644
deprecate.rb	4987 bytes	0644
doctor.rb	3204 bytes	0644
errors.rb	4633 bytes	0644
exceptions.rb	7297 bytes	0644
ext.rb	497 bytes	0644
gem_runner.rb	1838 bytes	0644
gemcutter_utilities.rb	9094 bytes	0644
indexer.rb	11148 bytes	0644
install_default_message.rb	348 bytes	0644
install_message.rb	322 bytes	0644
install_update_options.rb	6506 bytes	0644
installer.rb	27403 bytes	0644
installer_uninstaller_utils.rb	773 bytes	0644
local_remote_options.rb	3646 bytes	0644
mock_gem_ui.rb	1412 bytes	0644
name_tuple.rb	2444 bytes	0644
openssl.rb	125 bytes	0644
optparse.rb	72 bytes	0644
package.rb	18144 bytes	0644
package_task.rb	3884 bytes	0644
path_support.rb	1827 bytes	0644
platform.rb	7797 bytes	0644
psych_tree.rb	794 bytes	0644
query_utils.rb	8699 bytes	0644
rdoc.rb	231 bytes	0644
remote_fetcher.rb	9416 bytes	0644
request.rb	8802 bytes	0644
request_set.rb	11572 bytes	0644
requirement.rb	7071 bytes	0644
resolver.rb	9869 bytes	0644
s3_uri_signer.rb	6049 bytes	0644
safe_yaml.rb	1547 bytes	0644
security.rb	22932 bytes	0644
security_option.rb	1083 bytes	0644
source.rb	5716 bytes	0644
source_list.rb	2466 bytes	0644
spec_fetcher.rb	6514 bytes	0644
specification.rb	72500 bytes	0644
specification_policy.rb	13182 bytes	0644
stub_specification.rb	4591 bytes	0644
text.rb	2023 bytes	0644
tsort.rb	66 bytes	0644
uninstaller.rb	10444 bytes	0644
unknown_command_spell_checker.rb	411 bytes	0644
uri.rb	2382 bytes	0644
uri_formatter.rb	781 bytes	0644
user_interaction.rb	13319 bytes	0644
util.rb	2562 bytes	0644
validator.rb	3736 bytes	0644
version.rb	12876 bytes	0644
version_option.rb	2261 bytes	0644

File Content: text.rb

File Content: `text.rb`