class ActiveGroonga::Schema

Public Class Methods

define(options={}, &block) click to toggle source
# File lib/active_groonga/schema.rb, line 21
def define(options={}, &block)
  new(options).define(&block)
end
dump(options={}) click to toggle source
# File lib/active_groonga/schema.rb, line 25
def dump(options={})
  options ||= {}
  if options.is_a?(Hash)
    options = options.dup
    output = options.delete(:output)
  else
    output, options = options, {}
  end
  new(options).dump(output)
end
new(options={}) click to toggle source
# File lib/active_groonga/schema.rb, line 37
def initialize(options={})
  @options = (options || {}).dup
  @version = @options.delete(:version)
  context = @options.delete(:context) || Base.context
  @schema = Groonga::Schema.new(:context => context)
end

Public Instance Methods

define() { |schema| ... } click to toggle source
# File lib/active_groonga/schema.rb, line 44
def define(&block)
  yield(@schema)
  @schema.define
  update_version if @version
end
dump(output=nil) click to toggle source
# File lib/active_groonga/schema.rb, line 50
def dump(output=nil)
  dumped_schema = @schema.dump
  return nil if dumped_schema.nil?

  return_string = false
  if output.nil?
    output = StringIO.new
    return_string = true
  end
  version = @version || management_table.current_version
  output << "ActiveGroonga::Schema.define(:version => #{version}) do |schema|\n"
  output << "  schema.instance_eval do\n"
  dumped_schema.each_line do |line|
    if /^\s*$/ =~ line
      output << line
    else
      output << "    #{line}"
    end
  end
  output << "  end\n"
  output << "end\n"
  if return_string
    output.string
  else
    output
  end
end

Private Instance Methods

management_table() click to toggle source
# File lib/active_groonga/schema.rb, line 79
def management_table
  @management_table ||= SchemaManagementTable.new
end
update_version() click to toggle source
# File lib/active_groonga/schema.rb, line 83
def update_version
  management_table.update_version(@version)
end