Class: Stupidedi::Values::SegmentVal

Inherits:

AbstractVal

• Object
• AbstractVal
• Stupidedi::Values::SegmentVal

show all

Defined in:

lib/stupidedi/values/segment_val.rb

Overview

Instance Attribute Summary (collapse)

• - (Array<AbstractElementVal>) children readonly
• - (Position) position readonly
• - (SegmentUse) usage readonly

Instance Method Summary (collapse)

• - (Boolean) ==(other)
• - (SegmentVal) copy(changes = {})
• - (SegmentDef) definition
• - (AbstractElementVal) element(m, n = nil, o = nil)
• - (Symbol) id
• - (SegmentVal) initialize(children, usage, position) constructor

  A new instance of SegmentVal.

• - (String) inspect
• - (Boolean) leaf?

  False.

• - pretty_print(q)
• - segment?

  Is this a SegmentVal or InvalidSegmentVal?.

• - (Integer) size

  Number of segments in this subtree.

• - (Boolean) valid?

Methods inherited from AbstractVal

#blank?, #characters, #component?, #composite?, #element?, #empty?, #functional_group?, #interchange?, #invalid?, #loop?, #present?, #repeated?, #separator?, #simple?, #table?, #transaction_set?, #transmission?

Methods included from Color

ansi, #ansi

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# File 'lib/stupidedi/values/segment_val.rb', line 19

def initialize(children, usage, position)
  @children, @usage, @position =
    children, usage, position
end

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# File 'lib/stupidedi/values/segment_val.rb', line 11

def children
  @children
end

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# File 'lib/stupidedi/values/segment_val.rb', line 17

def position
  @position
end

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# File 'lib/stupidedi/values/segment_val.rb', line 14

def usage
  @usage
end

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# File 'lib/stupidedi/values/segment_val.rb', line 96

def ==(other)
  eql?(other) or
   (other.definition == definition and
    other.children   == @children)
end

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# File 'lib/stupidedi/values/segment_val.rb', line 25

def copy(changes = {})
  SegmentVal.new \
    changes.fetch(:children, @children),
    changes.fetch(:usage, @usage),
    changes.fetch(:position, @position)
end

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# File 'lib/stupidedi/values/segment_val.rb', line 8

delegate :definition, :to => :@usage

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# File 'lib/stupidedi/values/segment_val.rb', line 58

def element(m, n = nil, o = nil)
  unless m > 0
    raise ArgumentError,
      "m must be positive"
  end

  unless n.nil?
    @children.at(m - 1).element(n, o)
  else
    @children.at(m - 1)
  end
end

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# File 'lib/stupidedi/values/segment_val.rb', line 38

def id
  definition.id
end

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# File 'lib/stupidedi/values/segment_val.rb', line 91

def inspect
  ansi.segment(ansi.bold(definition.id.to_s))
end

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# File 'lib/stupidedi/values/segment_val.rb', line 43

def leaf?
  false
end

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# File 'lib/stupidedi/values/segment_val.rb', line 72

def pretty_print(q)
  id = definition.try do |d|
    ansi.bold("[#{d.id}: #{d.name}]")
  end

  q.text(ansi.segment("SegmentVal#{id}"))
  q.group(2, "(", ")") do
    q.breakable ""
    @children.each do |e|
      unless q.current_group.first?
        q.text ","
        q.breakable
      end
      q.pp e
    end
  end
end

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# File 'lib/stupidedi/values/segment_val.rb', line 53

def segment?
  true
end

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# File 'lib/stupidedi/values/segment_val.rb', line 33

def size
  1
end

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# File 'lib/stupidedi/values/segment_val.rb', line 47

def valid?
  true
end