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module MongoidEmbeddedObjectModification | |
# Custom field behaves more like an immutable value. | |
# Your changes to the object obtained with getter method will not take an effect unless you assign it back. | |
# https://github.com/mongoid/mongoid/issues/3341 | |
def modify(mongoid_doc, field_name) | |
obj = mongoid_doc.public_send(field_name) | |
yield obj | |
mongoid_doc.public_send("#{field_name}=", obj) | |
end |
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# monkey patch for https://github.com/willbryant/columns_on_demand/issues/2 | |
require 'active_record' | |
require 'columns_on_demand' | |
module ColumnsOnDemand | |
module BaseMethods | |
# COPIED |
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# NOTE assumes the relation is very very simple | |
def bulk_update(relation, values, where_columns, set_columns) | |
return if values.empty? | |
connection = relation.connection | |
base_class = relation.base_class | |
if relation.arel.where_sql.present? | |
relation_ids = relation.ids | |
end |
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module SequelBulkUpdate | |
class << self | |
# NOTE assumes the relation is simple | |
# | |
# @param relation [Sequel::Dataset] scope of update | |
# @param values [Array<Hash{Symbol=>_},#to_h>] values of each row required for updating | |
# @param where_columns [Array<Symbol>] columns used to identify the target row | |
# @param set_columns [Array<Symbol>] columns to update |
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module ActiveRecordRelationExists | |
# DANGER this switches ActiveRecord::Relation#exists from delegation to arel to our implementation that returns a String with a twist. | |
# This achieves the most common usage of #exists before 4.2. Proper fix will be: https://github.com/rails/rails/issues/16959 | |
def exists | |
SqlStringWithNot.new("EXISTS (#{self.to_sql})") | |
end | |
class SqlStringWithNot < String |
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# module FooBar | |
# extend DelegatedModuleFunction | |
# | |
# define_delegated_module_functions do | |
# | |
# def foo_bar | |
# 'Foo' + bar | |
# end | |
# | |
# private |
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module UseSingleForwardableWithActiveSupport | |
extend ActiveSupport::Concern | |
included do | |
original_delegate_method = method(:delegate).unbind if self.respond_to?(:delegate) | |
extend SingleForwardable | |
if original_delegate_method.present? | |
# restore the delegate of ActiveSupport that has been overshadowed by SingleForwardable | |
define_singleton_method :delegate, original_delegate_method |
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module EnumeratorWithPositionAndSize | |
# @yields [original_params, position_and_size] | |
# @yieldparam position_and_size [(Integer, Integer)] 2-element array of position (first being 1) and size; size may be nil (see Enumerator#size) | |
# @example | |
# %w[a b c d e].each.with_position_and_size { |char, (position, size)| puts "#{char} (#{position}/#{size})" } | |
def with_position_and_size | |
return to_enum(__method__) unless block_given? | |
my_size = self.size | |
self.with_index(1) do |original_params, position| |
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class IOStreamingResponseBody | |
def self.render(options = {}, &block) | |
instance = new(options) | |
instance.define_singleton_method :render do |dummy_io| | |
block.call(dummy_io) | |
end | |
instance | |
end |
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module MongoidEmbeddedObjectModification | |
# Custom field behaves more like an immutable value. | |
# Your changes to the object obtained with getter method will not take an effect unless you assign it back. | |
# https://github.com/mongoid/mongoid/issues/3341 | |
def modify(mongoid_doc, field_name) | |
obj = mongoid_doc.public_send(field_name) | |
yield obj | |
mongoid_doc.public_send("#{field_name}=", obj) | |
end |
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