Class: Bumblebee::ColumnSet

Inherits:
Object
  • Object
show all
Extended by:
Forwardable
Defined in:
lib/bumblebee/column_set.rb

Overview

Maintains a list (dictionary) of columns where each header can only exist once. If columns with same header are re-added, then they are overwritten. This class also provides a factory interface through #add for adding columns

Instance Method Summary collapse

Constructor Details

#initialize(columns = nil) ⇒ ColumnSet

Returns a new instance of ColumnSet.



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# File 'lib/bumblebee/column_set.rb', line 28

def initialize(columns = nil)
  @column_hash = {}

  add(columns)
end

Instance Method Details

#add(*args) ⇒ Object 



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# File 'lib/bumblebee/column_set.rb', line 42

def add(*args)
  args.flatten.compact.each { |arg| factory_add(arg) }

  self
end

#column(header, opts = {}) ⇒ Object 



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# File 'lib/bumblebee/column_set.rb', line 34

def column(header, opts = {})
  column = ::Bumblebee::Column.new(header, normalize_opts(opts))

  column_hash[column.header] = column

  self
end