Class: Ucode::Parsers::PropertyAliases

Inherits:
Base
  • Object
show all
Defined in:
lib/ucode/parsers/property_aliases.rb

Overview

Parses ‘PropertyAliases.txt` — Unicode property short ↔ long name.

Format (UAX #44):

short; long_name; other_alias; other_alias; ...

Example: ‘ccc; Canonical_Combining_Class; ccc`

Class Method Summary collapse

Methods inherited from Base

each_line, parse_codepoint_or_range, parse_field, parse_hex_cp

Class Method Details

.each_record(path) ⇒ Object

Yields one PropertyAlias per non-comment line. Returns a lazy Enumerator when called without a block.



18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
 
# File 'lib/ucode/parsers/property_aliases.rb', line 18

def each_record(path)
  return enum_for(:each_record, path) unless block_given?

  each_line(path) do |line|
    fields = line.fields
    next if fields.length < 2

    short = fields[0]
    long = fields[1]
    others = fields[2..].reject { |f| f.nil? || f.empty? }

    yield Models::PropertyAlias.new(
      short: short,
      long: long,
      other_aliases: others
    )
  end

  nil
end