Class: GrnMini::Array

Inherits:
Table
  • Object
show all
Defined in:
lib/grn_mini/array.rb

Defined Under Namespace

Classes: IdIsGreaterThanZero

Instance Attribute Summary

Attributes inherited from Table

#grn

Instance Method Summary collapse

Methods inherited from Table

#each, #empty?, #group, #need_setup_columns?, #select, #setup_columns, #size, #sort, #value_type

Constructor Details

#initialize(name = "Array") ⇒ Array

Returns a new instance of Array.



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# File 'lib/grn_mini/array.rb', line 7

def initialize(name = "Array")
  super(name,
        Groonga[name] || Groonga::Array.create(name: name, persistent: true),
        )
end

Instance Method Details

#[](id) ⇒ Object

Raises:



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# File 'lib/grn_mini/array.rb', line 22

def [](id)
  raise IdIsGreaterThanZero if id == 0
  @grn[id]
end

#add(hash) ⇒ Object Also known as: << 



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# File 'lib/grn_mini/array.rb', line 13

def add(hash)
  setup_columns(hash) if need_setup_columns?
  @grn.add(hash)
end

#delete(id = nil, &block) ⇒ Object 



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# File 'lib/grn_mini/array.rb', line 27

def delete(id = nil, &block)
  if block_given?
    @grn.delete(&block)
  else
    raise IdIsGreaterThanZero if id == 0
    @grn.delete(id)
  end
end