Class: Stupidedi::Builder::TableState

Inherits:
AbstractState show all
Defined in:
lib/stupidedi/builder/states/table_state.rb

Instance Attribute Summary (collapse)

Constructors (collapse)

Instance Method Summary (collapse)

Methods inherited from AbstractState

#leaf?, lsequence, mkcomposite, mkelement, mkrepeated, mksegment, mksimple, #pretty_print, sequence, tsequence

Methods included from Inspect

#inspect

Constructor Details

- (TableState) initialize(separators, segment_dict, instructions, zipper, children)

A new instance of TableState



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# File 'lib/stupidedi/builder/states/table_state.rb', line 21

def initialize(separators, segment_dict, instructions, zipper, children)
  @separators, @segment_dict, @instructions, @zipper, @children =
    separators, segment_dict, instructions, zipper, children
end

Instance Attribute Details

- (Array<AbstractState>) children (readonly)

Returns:



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# File 'lib/stupidedi/builder/states/table_state.rb', line 19

def children
  @children
end

- (InstructionTable) instructions (readonly)

Returns:



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# File 'lib/stupidedi/builder/states/table_state.rb', line 13

def instructions
  @instructions
end

- (Reader::SegmentDict) segment_dict (readonly)

Returns:



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# File 'lib/stupidedi/builder/states/table_state.rb', line 10

def segment_dict
  @segment_dict
end

- (Reader::Separators) separators (readonly)

Returns:



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# File 'lib/stupidedi/builder/states/table_state.rb', line 7

def separators
  @separators
end

- (Zipper::AbstractCursor) zipper (readonly)

Returns:



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# File 'lib/stupidedi/builder/states/table_state.rb', line 16

def zipper
  @zipper
end

Class Method Details

+ (Zipper::AbstractCursor) push(zipper, parent, segment_tok, segment_use, config)

Returns:



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# File 'lib/stupidedi/builder/states/table_state.rb', line 42

def push(zipper, parent, segment_tok, segment_use, config)
  case segment_use.parent
  when Schema::TableDef
    table_def   = segment_use.parent
    table_val   = table_def.empty
    segment_val = mksegment(segment_tok, segment_use)

    itable = InstructionTable.build(instructions(table_def))
    itable = itable.drop(itable.at(segment_use).drop_count)

    zipper.append_child new(
      parent.separators,
      parent.segment_dict,
      parent.instructions.push(itable.instructions),
      parent.zipper.append(table_val).append_child(segment_val),
      [])

  when Schema::LoopDef
    table_def = segment_use.parent.parent
    table_val = table_def.empty

    itable = InstructionTable.build(instructions(table_def))
    itable = itable.drop(itable.at(segment_use).drop_count)

    zipper = zipper.append_child new(
      parent.separators,
      parent.segment_dict,
      parent.instructions.push(itable.instructions),
      parent.zipper.append(table_val).dangle.last,
      [])

    LoopState.push(zipper, zipper.node, segment_tok, segment_use, config)
  end
end

Instance Method Details

- (TableState) copy(changes = {})

Returns:



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# File 'lib/stupidedi/builder/states/table_state.rb', line 27

def copy(changes = {})
  TableState.new \
    changes.fetch(:separators, @separators),
    changes.fetch(:segment_dict, @segment_dict),
    changes.fetch(:instructions, @instructions),
    changes.fetch(:zipper, @zipper),
    changes.fetch(:children, @children)
end