Class: Envo::PathListVal

Inherits:
ListVal show all
Defined in:
lib/envo/val/path_list_val.rb

Instance Attribute Summary

Attributes inherited from ListVal

#ar

Instance Method Summary collapse

Methods inherited from ListVal

#delete, #delete_at, #insert, #invalid_description, #list?, #shift, #shift_at, #to_list, #to_s, #uniq!

Constructor Details

#initialize(host, ar) ⇒ PathListVal

Returns a new instance of PathListVal.



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# File 'lib/envo/val/path_list_val.rb', line 3

def initialize(host, ar)
  super(ar)
  @host = host
end

Instance Method Details

#accept_assign?(other) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/envo/val/path_list_val.rb', line 10

def accept_assign?(other)
  other.type == type
end

#accept_item?(item) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/envo/val/path_list_val.rb', line 13

def accept_item?(item)
  item.type == :path
end

#clean! ⇒ Object 



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# File 'lib/envo/val/path_list_val.rb', line 45

def clean!
  helper = make_helper_map
  helper.select! { |e| e[:id] != -1 }
  helper.uniq! { |e| e[:id] }
  @ar = helper.map { |e| e[:str] }
end

#make_helper_map ⇒ Object 



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# File 'lib/envo/val/path_list_val.rb', line 17

def make_helper_map
  @ar.map { |p|
    id = @host.path_id(p)
    { str: p, id: id }
  }
end

#pretty_print(ctx) ⇒ Object 



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# File 'lib/envo/val/path_list_val.rb', line 24

def pretty_print(ctx)
  helper = make_helper_map

  ctx.puts "["
  helper.each_with_index do |v, i|
    dupes = helper.count { |e|
      if e[:str] == v[:str] then true
      elsif e[:id] == -1 then false
      else e[:id] == v[:id]
      end
    }
    str = dupes > 1 ? 'D' : ' '
    str += v[:id] != -1 ? ' ' : 'N'
    str += ' '
    str += "#{i}:".ljust(4)
    str += v[:str]
    ctx.puts str
  end
  ctx.puts ']'
end

#type ⇒ Object 



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# File 'lib/envo/val/path_list_val.rb', line 7

def type
  :"path list"
end