Class: Stackprofiler::Filter::JsTree

Inherits:
Object
  • Object
show all
Defined in:
lib/stackprofiler/filters/js_tree.rb

Instance Method Summary collapse

Constructor Details

#initialize(options = {}) ⇒ JsTree

Returns a new instance of JsTree.



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# File 'lib/stackprofiler/filters/js_tree.rb', line 4

def initialize(options={})

end

Instance Method Details

#filter(root, frames) ⇒ Object 



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# File 'lib/stackprofiler/filters/js_tree.rb', line 8

def filter root, frames
  addrs = root.content[:addrs]
  name = addrs.first.to_i
  frame = frames[name]

  escaped = addrs.map do |addr|
    this_frame = frames[addr.to_i]
    this_name = CGI::escapeHTML(this_frame[:name])
    "#{this_name} (<b>#{this_frame[:samples]}</b>)"
  end
  text = escaped.join("<br> ↳ ")

  sorted_children = root.children.sort_by do |child|
    addr = child.content[:addrs].first.to_i
    frame = frames[addr]
    frame[:samples]
  end.reverse

  children = sorted_children.map { |n| filter(n, frames) }
  open = root.content.has_key?(:open) ? root.content[:open] : frame[:total_samples] > 100
  {text: text, state: {opened: open}, children: children, icon: false, data: {addrs: addrs}}
end