Class: RubyQt6::RSpec::BandoFileParser

Inherits:
Object
  • Object
show all
Defined in:
lib/qt6/rspec/bando_file_parser.rb

Defined Under Namespace

Classes: MissingLine

Instance Method Summary collapse

Constructor Details

#initialize(cppfile, qmod) ⇒ BandoFileParser

Returns a new instance of BandoFileParser.



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# File 'lib/qt6/rspec/bando_file_parser.rb', line 12

def initialize(cppfile, qmod)
  @qmod = qmod
  @bandoes = []
  @lines, @lineno = File.read(cppfile).lines, 0
end

Instance Method Details

#line ⇒ Object 



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# File 'lib/qt6/rspec/bando_file_parser.rb', line 97

def line
  @lines[@lineno].strip
end

#parse ⇒ Object

Raises:



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# File 'lib/qt6/rspec/bando_file_parser.rb', line 18

def parse
  parse_bando_variants_declaration
  parse_bando_definitions
  raise MissingLine.new("}", line) unless line == "}"
  @bandoes
end

#parse_bando_definition(bando) ⇒ Object 



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# File 'lib/qt6/rspec/bando_file_parser.rb', line 63

def parse_bando_definition(bando)
  name = bando.name

  expected = "rb_mBando_c#{name} ="
  if line == expected
    take_next_line
  else
    raise MissingLine.new(expected, line)
  end

  expected = "define_bando_#{bando.template.downcase}_under<Bando_#{name}, #{name}>(rb_mQt6Bando, \"#{name}\")"
  if line == expected
    take_next_line
  else
    raise MissingLine.new(expected, line)
  end

  expected = ".define_constructor(Constructor<Bando_#{name}, #{bando.constructor_args}>()"
  if line.start_with?(expected)
    take_next_line
  else
    raise MissingLine.new(expected, line)
  end

  while line == "" || line == "}"
    return if line == "}"
    take_next_line
  end
end

#parse_bando_definitions ⇒ Object 



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# File 'lib/qt6/rspec/bando_file_parser.rb', line 57

def parse_bando_definitions
  @bandoes.each do |bando|
    parse_bando_definition(bando)
  end
end

#parse_bando_variants_declaration ⇒ Object 



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# File 'lib/qt6/rspec/bando_file_parser.rb', line 25

def parse_bando_variants_declaration
  while line == "" || line.start_with?("#include") || line.start_with?("using ")
    matched = line.match(/^using Bando_(\w+) = Bando(\w+)<(\w+), (.*)>/)
    if matched.nil?
      take_next_line
      next
    end

    if matched[1] != matched[3]
      expected = "using Bando_#{matched[1]} = Bando#{matched[2]}<#{matched[1]}, ..."
      raise MissingLine.new(expected, line)
    else
      take_next_line
    end

    @bandoes << Struct.new(:name, :template, :constructor_args).new(matched[1], matched[2], matched[4])
  end

  @bandoes.each do |bando|
    expected = "Rice::Class rb_mBando_c#{bando.name};"
    if line == expected
      take_next_line
    else
      raise MissingLine.new(expected, line)
    end
  end

  while line == "" || line.start_with?("void Init_bando_q") || line == "{"
    take_next_line
  end
end

#take_next_line ⇒ Object 



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# File 'lib/qt6/rspec/bando_file_parser.rb', line 93

def take_next_line
  @lineno += 1
end