class DatabaseValidations::Adapters::BaseAdapter

Constants

ADAPTER
SUPPORTED_OPTIONS

Attributes

model[R]

Public Class Methods

new(model) click to toggle source
# File lib/database_validations/lib/adapters/base_adapter.rb, line 7
def initialize(model)
  @model = model
end

Public Instance Methods

find_foreign_key_by_column(column) click to toggle source
# File lib/database_validations/lib/adapters/base_adapter.rb, line 37
def find_foreign_key_by_column(column)
  foreign_keys.find { |foreign_key| foreign_key.column.to_s == column.to_s }
end
find_unique_index(columns, where) click to toggle source

@param [Array<String>] columns @param [String] where

# File lib/database_validations/lib/adapters/base_adapter.rb, line 18
def find_unique_index(columns, where)
  unique_indexes.find { |index| Array.wrap(index.columns).map(&:to_s).sort == columns && index.where == where }
end
find_unique_index_by_name(index_name) click to toggle source

@param [String] index_name

# File lib/database_validations/lib/adapters/base_adapter.rb, line 12
def find_unique_index_by_name(index_name)
  unique_indexes.find { |index| index.name == index_name }
end
foreign_keys() click to toggle source
# File lib/database_validations/lib/adapters/base_adapter.rb, line 33
def foreign_keys
  model.connection.foreign_keys(model.table_name)
end
table_name() click to toggle source

@return [String]

# File lib/database_validations/lib/adapters/base_adapter.rb, line 42
def table_name
  model.table_name
end
unique_indexes() click to toggle source
# File lib/database_validations/lib/adapters/base_adapter.rb, line 22
def unique_indexes
  connection = model.connection

  if connection.schema_cache.respond_to?(:indexes)
    # Rails 6 only
    connection.schema_cache.indexes(model.table_name).select(&:unique)
  else
    connection.indexes(model.table_name).select(&:unique)
  end
end