Class: OneApm::Support::RenameRulesEngine::Rename::Segment

Inherits:
Base
  • Object
show all
Defined in:
lib/one_apm/support/rename_rules_engine/rename/segment.rb

Constant Summary collapse

OA_RENAME_SEM_FIRST_MARK = 
'first_'.freeze
OA_RENAME_SEM_LAST_MARK = 
'last_'.freeze
OA_RENAME_SEM_VALUE_SEPARATOR = 
','.freeze
OA_RENAME_SEM_REGEX = 
/\d+,*/
OA_RENAME_SEPARATOR = 
'/'.freeze

Instance Attribute Summary

Attributes inherited from Base

#state, #value

Instance Method Summary collapse

Methods inherited from Base

#initialize

Constructor Details

This class inherits a constructor from OneApm::Support::RenameRulesEngine::Rename::Base

Instance Method Details

#segment(request) ⇒ Object 



15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
 
# File 'lib/one_apm/support/rename_rules_engine/rename/segment.rb', line 15

def segment(request)
  return '' if !state || value.nil?
  separated_path = request.uri.path.split(OA_RENAME_SEPARATOR)
  separated_path.delete('')
  if value.start_with?(OA_RENAME_SEM_FIRST_MARK)

    to = (value.gsub(OA_RENAME_SEM_FIRST_MARK,'').to_i - 1)
    separated_path[0..to].join(OA_RENAME_SEPARATOR)

  elsif value.start_with?(OA_RENAME_SEM_LAST_MARK)
    from = (value.gsub(OA_RENAME_SEM_LAST_MARK,'').to_i)
    from = separated_path.size if from > separated_path.size
    from = -from
    separated_path[from..-1].join(OA_RENAME_SEPARATOR)

  elsif OA_RENAME_SEM_REGEX.match(value)

    value_at = value.split(OA_RENAME_SEM_VALUE_SEPARATOR)
    value_at.map{|at| separated_path.at(at.to_i-1)}.join(OA_RENAME_SEPARATOR)

  end
end