class StringPrepTablesGenerator

# File net-imap-0.3.4/rakelib/string_prep_tables_generator.rb, line 19
def initialize(rfc_filename:  STRINGPREP_RFC_FILE,
               json_filename: STRINGPREP_JSON_FILE)
  @rfc_filename  = rfc_filename
  @json_filename = json_filename
end

# File net-imap-0.3.4/rakelib/string_prep_tables_generator.rb, line 42
def arrays;  @arrays  ||= ranges.transform_values{|t| t.flat_map(&:to_a) } end

# File net-imap-0.3.4/rakelib/string_prep_tables_generator.rb, line 45
def asgn_regexps; @asgn_regexps || asgn_regexps! end

# File net-imap-0.3.4/rakelib/string_prep_tables_generator.rb, line 28
def clean_deps; Rake::FileList.new           STRINGPREP_JSON_FILE end

# File net-imap-0.3.4/rakelib/string_prep_tables_generator.rb, line 30
def generate_json_data_file
  require "json"
  rfc_filename
    .then(&File.method(:read))
    .then(&method(:parse_rfc_text))
    .then(&JSON.method(:pretty_generate))
    .then {|data| File.write json_filename, data }
end

# File net-imap-0.3.4/rakelib/string_prep_tables_generator.rb, line 26
def json_deps;  Rake::FileList.new __FILE__, STRINGPREP_RFC_FILE  end

# File net-imap-0.3.4/rakelib/string_prep_tables_generator.rb, line 47
def merged_tables_regex(*table_names, negate: false)
  table_names
    .flat_map(&arrays.method(:fetch))
    .then {|array| to_regexp(array, negate: negate) }
end

# File net-imap-0.3.4/rakelib/string_prep_tables_generator.rb, line 41
def ranges;  @ranges  ||= tables.transform_values(&method(:to_ranges)) end

# File net-imap-0.3.4/rakelib/string_prep_tables_generator.rb, line 27
def rb_deps;    Rake::FileList.new __FILE__, STRINGPREP_JSON_FILE end

# File net-imap-0.3.4/rakelib/string_prep_tables_generator.rb, line 53
def regexp_for(*names, negate: false)
  asgn_regexps[[*names, negate]] ||= merged_tables_regex(*names, negate: negate)
end

# File net-imap-0.3.4/rakelib/string_prep_tables_generator.rb, line 44
def regexps; @regexps ||= arrays.transform_values(&method(:to_regexp)) end

# File net-imap-0.3.4/rakelib/string_prep_tables_generator.rb, line 152
  def saslprep_rb
    <<~RUBY
      # frozen_string_literal: true

      #--
      # This file is generated from RFC3454, by rake.  Don't edit directly.
      #++

      module Net::IMAP::SASL

        module SASLprep

          # RFC4013 §2.1 Mapping - mapped to space
          # * non-ASCII space characters (\\StringPrep\\[\\"C.1.2\\"]) that can be
          #   mapped to SPACE (U+0020), and
          #
          # Equal to \\StringPrep\\[\\"C.1.2\\"].
          # Redefined here to avoid loading the StringPrep module.
          MAP_TO_SPACE = #{regex_str "C.1.2"}

          # RFC4013 §2.1 Mapping - mapped to nothing
          #   the "commonly mapped to nothing" characters (\\StringPrep\\[\\"B.1\\"])
          #   that can be mapped to nothing.
          #
          # Equal to \\StringPrep\\[\\"B.1\\"].
          # Redefined here to avoid loading the StringPrep module.
          MAP_TO_NOTHING = #{regex_str "B.1"}

          # RFC4013 §2.3 Prohibited Output::
          # * Non-ASCII space characters — \\StringPrep\\[\\"C.1.2\\"]
          # * ASCII control characters — \\StringPrep\\[\\"C.2.1\\"]
          # * Non-ASCII control characters — \\StringPrep\\[\\"C.2.2\\"]
          # * Private Use characters — \\StringPrep\\[\\"C.3\\"]
          # * Non-character code points — \\StringPrep\\[\\"C.4\\"]
          # * Surrogate code points — \\StringPrep\\[\\"C.5\\"]
          # * Inappropriate for plain text characters — \\StringPrep\\[\\"C.6\\"]
          # * Inappropriate for canonical representation characters — \\StringPrep\\[\\"C.7\\"]
          # * Change display properties or deprecated characters — \\StringPrep\\[\\"C.8\\"]
          # * Tagging characters — \\StringPrep\\[\\"C.9\\"]
          TABLES_PROHIBITED = #{SASL_TABLES_PROHIBITED.inspect}.freeze

          # Adds unassigned (by Unicode 3.2) codepoints to TABLES_PROHIBITED.
          #
          # RFC4013 §2.5 Unassigned Code Points::
          #   This profile specifies the \\StringPrep\\[\\"A.1\\"] table as its list of
          #   unassigned code points.
          TABLES_PROHIBITED_STORED = ["A.1", *TABLES_PROHIBITED].freeze

          # Matches codepoints prohibited by RFC4013 §2.3.
          #
          # See TABLES_PROHIBITED.
          #
          # Equal to +Regexp.union+ of the TABLES_PROHIBITED tables.  Redefined
          # here to avoid loading the StringPrep module unless necessary.
          PROHIBITED_OUTPUT = #{regex_str(*SASL_TABLES_PROHIBITED)}

          # RFC4013 §2.5 Unassigned Code Points::
          #   This profile specifies the \\StringPrep\\[\\"A.1\\"] table as its list of
          #   unassigned code points.
          UNASSIGNED = #{regex_str "A.1"}

          # Matches codepoints prohibited by RFC4013 §2.3 and §2.5.
          #
          # See TABLES_PROHIBITED_STORED.
          PROHIBITED_OUTPUT_STORED = Regexp.union(
            UNASSIGNED, PROHIBITED_OUTPUT
          ).freeze

          # Bidirectional Characters [StringPrep, §6]
          BIDI_FAILURE = #{bidi_failure_regexp.inspect}.freeze

          # Matches strings prohibited by RFC4013 §2.3 and §2.4.
          #
          # This checks prohibited output and bidirectional characters.
          PROHIBITED = Regexp.union(
            PROHIBITED_OUTPUT, BIDI_FAILURE,
          )

          # Matches strings prohibited by RFC4013 §2.3, §2.4, and §2.5.
          #
          # This checks prohibited output, bidirectional characters, and
          # unassigned codepoints.
          PROHIBITED_STORED = Regexp.union(
            PROHIBITED_OUTPUT_STORED, BIDI_FAILURE,
          )

        end
      end
    RUBY
  end

# File net-imap-0.3.4/rakelib/string_prep_tables_generator.rb, line 43
def sets;    @sets    ||= arrays.transform_values(&:to_set) end

# File net-imap-0.3.4/rakelib/string_prep_tables_generator.rb, line 57
  def stringprep_rb
    <<~RUBY
      # frozen_string_literal: true

      #--
      # This file is generated from RFC3454, by rake.  Don't edit directly.
      #++

      module Net::IMAP::SASL

        module StringPrep

          #{asgn_table "A.1"}

          #{asgn_table "B.1"}

          #{asgn_table "B.2"}

          #{asgn_table "B.3"}

          #{asgn_table "C.1.1"}

          #{asgn_table "C.1.2"}

          #{asgn_table "C.2.1"}

          #{asgn_table "C.2.2"}

          #{asgn_table "C.3"}

          #{asgn_table "C.4"}

          #{asgn_table "C.5"}

          #{asgn_table "C.6"}

          #{asgn_table "C.7"}

          #{asgn_table "C.8"}

          #{asgn_table "C.9"}

          #{asgn_table "D.1"}

          # Used to check req3 of bidirectional checks
          #{asgn_table "D.1", negate: true}

          #{asgn_table "D.2"}

          BIDI_DESC_REQ2 = "A string with RandALCat characters must not contain LCat characters."

          # Bidirectional Characters [StringPrep, §6], Requirement 2::
          #   If a string contains any RandALCat character, the string MUST NOT
          #   contain any LCat character.
          BIDI_FAILS_REQ2 = #{bidi_fails_req2.inspect}.freeze

          BIDI_DESC_REQ3 = "A string with RandALCat characters must start and end with RandALCat characters."

          # Bidirectional Characters [StringPrep, §6], Requirement 3::
          #   If a string contains any RandALCat character, a RandALCat
          #   character MUST be the first character of the string, and a
          #   RandALCat character MUST be the last character of the string.
          BIDI_FAILS_REQ3 = #{bidi_fails_req3.inspect}.freeze

          # Bidirectional Characters [StringPrep, §6]
          BIDI_FAILURE = #{bidi_failure_regexp.inspect}.freeze

          # Names of each codepoint table in the RFC-3454 appendices
          TABLE_TITLES = {
            #{table_titles_rb}
          }.freeze

          # Regexps matching each codepoint table in the RFC-3454 appendices
          TABLE_REGEXPS = {
            #{table_regexps_rb}
          }.freeze

        end
      end
    RUBY
  end

# File net-imap-0.3.4/rakelib/string_prep_tables_generator.rb, line 145
def table_regexps_rb(indent = 3)
  asgn_regexps # => { ["A.1", false] => regexp, ... }
    .reject {|(_, n), _| n }
    .map {|(t, _), _| "%p => %s," % [t, regexp_const_name(t)] }
    .join("\n#{"  "*indent}")
end

# File net-imap-0.3.4/rakelib/string_prep_tables_generator.rb, line 139
def table_titles_rb(indent = 3)
  titles
    .map{|t| "%p => %p," % t }
    .join("\n#{"  "*indent}")
end

# File net-imap-0.3.4/rakelib/string_prep_tables_generator.rb, line 39
def tables;  @tables  ||= load_tables_and_titles_from_json!.first end

# File net-imap-0.3.4/rakelib/string_prep_tables_generator.rb, line 40
def titles;  @titles  ||= load_tables_and_titles_from_json!.last end