Contents

# encoding: utf-8
#
# Copyright (c) 2016 Yegor Bugayenko
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the 'Software'), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in all
# copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.

require 'nokogiri'

module Xembly
  # STRICT directive
  class Strict
    # Ctor.
    # +count+:: How many nodes to expect
    def initialize(count)
      @count = count.to_i
    end

    def exec(_, cursor)
      fail "there are #{cursor.length} nodes, while #{@count} expected" unless \
        cursor.length == @count
      cursor
    end
  end
end

Version data entries

4 entries across 4 versions & 1 rubygems

Version	Path
xembly-0.4.2	lib/xembly/strict.rb
xembly-0.4.1	lib/xembly/strict.rb
xembly-0.4	lib/xembly/strict.rb
xembly-0.3	lib/xembly/strict.rb