Michael Sievers msievers
msievers
/ ApplicationHelper.rb
Last active
August 29, 2015 14:18
An attempt for a render_relative for rails
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| # e.g. inside app/views/records/show.html.erb use | |
| # | |
| # <%= render_relative "./record/title" %> | |
| # | |
| # to render app/views/records/show/record/title | |
| module App::ApplicationHelper | |
| def render_relative(relative_partial_path, locals = {}, &block) | |
| calling_file_directory = @virtual_path.split("/")[0..-2].join("/") | |
| partial_path = File.join(calling_file_directory, relative_partial_path) |
msievers
/ application_helper.rb
Created
November 20, 2014 11:11
Render templates only if they exist (with fallback option)
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| module ApplicationHelper | |
| # https://coderwall.com/p/ftbmsa (Render template if exists in Rails) | |
| def try_to_render(partial_path, options = {}) | |
| fallback = options.delete(:fallback_to) | |
| prefixes = partial_path.split("/")[0..-2].presence || controller._prefixes | |
| partial_name = partial_path.split("/").last | |
| if lookup_context.exists?(partial_name, prefixes, true) # "true" is crucial ! | |
| render partial_path, options | |
| else |
msievers
/ prepend_to_singleton_class_via_inherited.rb
Created
October 10, 2014 15:08
Prepend module code to subclasses by prepending to it's instances singleton_class via inherited
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| module InheritedHandler | |
| def inherited(subclass) | |
| subclass.instance_eval do | |
| alias :original_new :new | |
| def self.inherited(subsubclass) | |
| subsubclass.extend(InheritedHandler) | |
| end | |
| def self.new(*args, &block) |
msievers
/ i18n_translate_with_references.rb
Last active
August 29, 2015 14:07
Monkey patch I18n.translate so it recognizes references encoded as ~> some.other.key
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| # | |
| # config/initializers/i18n_translate_with_references.rb | |
| # | |
| module I18n | |
| class << self | |
| alias_method :original_translate, :translate | |
| def translate(*args) | |
| regexp = /\A~>(.*)\Z/ # e.g. ~> some.other.key |
msievers
/ de.activemodel.errors.yml
Last active
August 29, 2015 14:06
Seamlessly integrated custom rails validator
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| de: | |
| activemodel: | |
| errors: | |
| messages: | |
| distinctness: "müssen unterschiedlich sein" |
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| # assets/javascript/Component.js.coffee | |
| define -> | |
| class | |
| methodEverybodyShouldHave: -> | |
| # ... | |
| # assets/javascript/SeatPlan/InputDataSanitizer.js.coffee | |
| define -> | |
| class | |
| sanitize: (data) -> |
msievers
/ ungroup_grouped_objects_in_fabricjs.js
Last active
October 14, 2022 12:46
Ungroup programatically grouped objects in fabric.js (simply past this code into the "execute" tab of fabricjs kitchensink demo)
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| // clear canvas | |
| canvas.clear(); | |
| // add red rectangl | |
| canvas.add(new fabric.Rect({ | |
| width: 50, height: 50, left: 50, top: 50, fill: 'rgb(255,0,0)' | |
| })); | |
| canvas.add(new fabric.Rect({ | |
| width: 50, height: 50, left: 110, top: 50, fill: 'rgb(255,0,0)' |
msievers
/ example.gemspec
Created
September 27, 2012 08:19
Gemspec which includes files from git submodules into resulting gem
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| # -*- encoding: utf-8 -*- | |
| require File.expand_path('../lib/example/version', __FILE__) | |
| Gem::Specification.new do |gem| | |
| gem.authors = ["John Doe"] | |
| gem.email = ["john_doe@example.org"] | |
| gem.description = %q{Write a gem description} | |
| gem.summary = %q{Write a gem summary} | |
| gem.homepage = "" |
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