Daniel Vandersluis dvandersluis
dvandersluis
/ issue-39275.rb
Last active
May 13, 2020 21:18
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| # frozen_string_literal: true | |
| require "bundler/inline" | |
| gemfile(true) do | |
| source "https://rubygems.org" | |
| git_source(:github) { |repo| "https://github.com/#{repo}.git" } | |
| gem "rails", '6.0.3' |
dvandersluis
/ 1 - benchmark.rb
Last active
November 23, 2018 16:51
Fixing ActiveRecord_Relation#pluck vs map
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| require 'benchmark/ips' | |
| collection = User.limit(1) | |
| module ActiveRecord | |
| module Calculations | |
| alias_method :old_pluck, :pluck | |
| # original: https://github.com/rails/rails/blob/master/activerecord/lib/active_record/relation/calculations.rb#L184-L201 | |
| def pluck(*column_names) |
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| require 'benchmark/ips' | |
| user = User.last | |
| Benchmark.ips do |x| | |
| x.report('.attr') { user.name } | |
| x.report('[attr]') { user.[]('name') } | |
| # What rails calls for user['name'] | |
| x.report('read_attr/missing') { user.read_attribute('name') { |n| missing_attribute(n, caller) } } |
dvandersluis
/ 1 - benchmark.rb
Last active
November 23, 2018 04:39
Map vs Pluck on a collection of ActiveRecords
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| require 'benchmark/ips' | |
| photo = Photo.last | |
| arr = [photo] | |
| Benchmark.ips do |x| | |
| x.report('map') { arr.map(&:id) } | |
| x.report('pluck') { arr.pluck(:id) } | |
| x.compare! | |
| end |
dvandersluis
/ Gemfile
Created
August 17, 2018 16:16
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| source 'https://rubygems.org' | |
| gemspec | |
| group :development do | |
| gem 'rubocop_defaults', git: 'https://github.com/dvandersluis/rubocop_defaults.git' | |
| end |
dvandersluis
/ Gemfile
Created
August 17, 2018 15:59
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| source 'https://rubygems.org' | |
| # Specify your gem's dependencies in my_gem.gemspec | |
| gemspec |
dvandersluis
/ dsl.rb
Last active
August 17, 2018 14:56
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| def gemspec(opts = nil) | |
| opts ||= {} | |
| path = opts[:path] || "." | |
| glob = opts[:glob] | |
| name = opts[:name] | |
| development_group = opts[:development_group] || :development | |
| expanded_path = gemfile_root.join(path) | |
| gemspecs = Dir[File.join(expanded_path, "{,*}.gemspec")].map {|g| Bundler.load_gemspec(g) }.compact | |
| gemspecs.reject! {|s| s.name != name } if name |
dvandersluis
/ 1 - overridable_alias.rb
Last active
May 25, 2017 15:35
Possible solution to the alias puzzle, with benchmarks
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| require 'active_support/core_ext/array/wrap' | |
| module OverridableAlias | |
| def overridable_alias(name, aliases:, &block) | |
| define_method(name) do | |
| method = method(name) | |
| if method.super_method | |
| send(name) # faster than method.call | |
| else |
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| class A | |
| def foo | |
| 'hello' | |
| end | |
| alias_method :bar, :foo | |
| end | |
| class B < A | |
| def foo |
dvandersluis
/ default_locale.rb
Created
May 4, 2012 19:25
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| # See http://stackoverflow.com/questions/1987354/how-to-set-locale-default-url-options-for-functional-tests-rails/8920258#8920258 | |
| class ActionController::TestCase | |
| module Behavior | |
| def process_with_default_locale(action, parameters = nil, session = nil, flash = nil, http_method = 'GET') | |
| parameters = { :locale => "en" }.merge( parameters || {} ) | |
| process_without_default_locale(action, parameters, session, flash, http_method) | |
| end | |
| alias_method_chain :process, :default_locale | |
| end | |
| end |