Contents

require "pg"
require "pg_conn"

require_relative "pg_meta/ext/hash.rb"

require_relative "pg_meta/version.rb"
require_relative "pg_meta/meta.rb"
require_relative "pg_meta/load_conn.rb"
require_relative "pg_meta/load_yaml.rb"
require_relative "pg_meta/dump.rb"

module PgMeta
  class Error < StandardError; end

  # :call-seq:
  #   initialize(pg_conn_connection)
  #   initialize(*pg_conn_initializers)
  #
  # Initialize a Database object
  #
  def self.new(*args, exclude_schemas: [])
    Database.load_conn(PgConn.ensure(*args), exclude_schemas: exclude_schemas)
  end

  def self.cache(*args, yaml: nil, marshal: nil, **opts)
    yaml.nil? != marshal.nil? or raise ArgumentError, "Require either of :yaml or :marshal"
    file = yaml || marshal
    kind = yaml ? :yaml : :marshal
    if File.exist?(file)
      if yaml
        load_file(file)
      else
        load_marshal(file)
      end
    else
      db = self.new(*args, **opts)
      IO.write(file, db.to_yaml)
    end
  end

  # Load data from a YAML object
  def self.load_yaml(yaml)
    Database.load_yaml(yaml)
  end

  # Load data from a YAML file
  def self.load_file(file)
    exit 
    load_yaml(YAML.load(IO.read file))
  end

  def self.load_marshal(file)
    Marshal.load(IO.read file)
  end

  # Make the PgMeta module pretend to have PgMeta::Database object instances
  def self.===(element) element.is_a?(PgMeta::Database) or super end
end

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
pg_meta-0.2.6	lib/pg_meta.rb
pg_meta-0.2.5	lib/pg_meta.rb