Class: JsTreeBuilder::TreeBuilder
- Inherits:
-
Object
- Object
- JsTreeBuilder::TreeBuilder
- Defined in:
- lib/jstreebuilder.rb
Instance Attribute Summary collapse
-
#to_tree ⇒ Object
readonly
Returns the value of attribute to_tree.
Instance Method Summary collapse
-
#initialize(s, hn: 1, debug: false) ⇒ TreeBuilder
constructor
A new instance of TreeBuilder.
- #make_tree(a, indent = 0, hn = @hn) ⇒ Object
- #scan_headings(s, n = @hn) ⇒ Object
Constructor Details
#initialize(s, hn: 1, debug: false) ⇒ TreeBuilder
Returns a new instance of TreeBuilder.
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# File 'lib/jstreebuilder.rb', line 255 def initialize(s, hn: 1, debug: false) @debug, @hn = debug, hn html = Kramdown::Document.new(s).to_html puts ('html: ' + html.inspect) if @debug a = scan_headings(html) puts ('a: ' + a.inspect) if @debug s2 = make_tree(a) puts ('s2: ' + s2.inspect) if @debug tree = LineTree.new(s2).to_tree puts ('tree: ' + tree.inspect).debug if @debug doc = Rexle.new(tree) doc.root.each_recursive do |node| h = node.attributes puts ('h: ' + h.inspect).debug if @debug h[:url] = '#' + h[:title].strip.downcase.gsub(' ', '-') end puts ('doc.xml: ' + doc.xml.inspect) if @debug @to_tree = doc.xml pretty: true end |
Instance Attribute Details
#to_tree ⇒ Object (readonly)
Returns the value of attribute to_tree.
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# File 'lib/jstreebuilder.rb', line 253 def to_tree @to_tree end |
Instance Method Details
#make_tree(a, indent = 0, hn = @hn) ⇒ Object
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# File 'lib/jstreebuilder.rb', line 283 def make_tree(a, indent=0, hn=@hn) if @debug then puts 'inside make_tree'.debug puts ('a: ' + a.inspect).debug end a.map.with_index do |x, i| puts ('x: ' + x.inspect).debug if @debug if x.is_a? Array then puts 'before make_tree()'.info if @debug make_tree(x, indent+1, hn) else next unless x =~ /<h[#{hn}-4]/ space = i == 0 ? indent-1 : indent heading = (' ' * space) + x[/(?<=\>)[^<]+/] puts ('heading: ' + heading.inspect).debug if @debug heading end end.compact.join("\n") end |
#scan_headings(s, n = @hn) ⇒ Object
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# File 'lib/jstreebuilder.rb', line 314 def scan_headings(s, n=@hn) s.split(/(?=<h#{n})/).map do |x| x.include?('<h' + (n+1).to_s) ? scan_headings(x, n+1) : x end end |