Class: TablePrint::RowGroup

Inherits:
Object
  • Object
show all
Includes:
RowRecursion
Defined in:
lib/table_print/row_group.rb

Instance Attribute Summary

Attributes included from RowRecursion

#children, #parent

Instance Method Summary collapse

Methods included from RowRecursion

#add_child, #add_children, #add_formatter, #child_count, #column_count, #column_for, #columns, #header, #horizontal_separator, #insert_children, #set_column, #width

Constructor Details

#initialize ⇒ RowGroup

Returns a new instance of RowGroup.



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# File 'lib/table_print/row_group.rb', line 91

def initialize
  super
  @skip_first_row = false
end

Instance Method Details

#collapse! ⇒ Object 



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# File 'lib/table_print/row_group.rb', line 111

def collapse!
  @children.each(&:collapse!)
end

#format ⇒ Object

TODO: rename this to_s



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# File 'lib/table_print/row_group.rb', line 116

def format
  rows = @children
  rows = @children[1..-1] if @skip_first_row
  rows ||= []
  rows = rows.collect { |row| row.format }.join("\n")

  return nil if rows.length == 0
  rows
end

#raw_column_data(column_name) ⇒ Object 



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# File 'lib/table_print/row_group.rb', line 96

def raw_column_data(column_name)
  @children.collect { |r| r.raw_column_data(column_name) }.flatten
end

#raw_column_names ⇒ Object 



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# File 'lib/table_print/row_group.rb', line 100

def raw_column_names
  return @raw_column_names if @raw_column_names
  @raw_column_names = @children.collect { |r| r.raw_column_names }.flatten.uniq
end

#skip_first_row! ⇒ Object 



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# File 'lib/table_print/row_group.rb', line 126

def skip_first_row!
  @skip_first_row = true
end

#vis(prefix = "") ⇒ Object

this is a development tool, to show the structure of the row/row_group tree



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# File 'lib/table_print/row_group.rb', line 106

def vis(prefix="")
  puts "#{prefix}group"
  children.each{|c| c.vis(prefix + "  ")}
end