Module: HTree::Container

Includes:
Node
Included in:
Doc, Elem
Defined in:
lib/htree/extract_text.rb,
lib/htree/loc.rb,
lib/htree/modules.rb,
lib/htree/container.rb

Overview

:stopdoc:

Defined Under Namespace

Modules: Loc, Trav

Constant Summary

Constants included from HTree

DefaultContext, ElementContent, ElementExclusions, ElementInclusions, EmptyBindingObject, HTMLContext, NamedCharacters, NamedCharactersPattern, OmittedAttrName

Instance Method Summary collapse

Methods included from Node

#display_html, #display_xml, #eliminate_raw_string, #generate_xml_output_code, #make_loc, #raw_string, #subst, #subst_internal, #to_node, #to_rexml

Methods included from HTree

#==, build_node, #check_equality, compile_template, #exact_equal?, #exact_equal_object, expand_template, fix_element, fix_structure_list, frozen_string, #hash, #make_exact_equal_object, #make_usual_equal_object, parse, parse_as, parse_pairs, parse_xml, scan, #usual_equal_object, with_frozen_string_hash

Instance Method Details

#children ⇒ Object

children returns children nodes as an array.



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# File 'lib/htree/container.rb', line 5

def children
  @children.dup
end

#extract_text ⇒ Object 



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# File 'lib/htree/extract_text.rb', line 20

def extract_text
  Text.concat(*@children.map {|n| n.extract_text })
end

#find_loc_step(index) ⇒ Object 



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# File 'lib/htree/loc.rb', line 100

def find_loc_step(index)
  if index < 0 || @children.length <= index
    return "*[#{index}]"
  end

  return @loc_step_children[index].dup if defined? @loc_step_children

  count = {}
  count.default = 0

  steps = []

  @children.each {|c|
    node_test = c.node_test_string
    count[node_test] += 1
    steps << [node_test, count[node_test]]
  }

  @loc_step_children = []
  steps.each {|node_test, i|
    if count[node_test] == 1
      @loc_step_children << node_test
    else
      @loc_step_children << "#{node_test}[#{i}]"
    end
  }

  return @loc_step_children[index].dup
end