Module: ActiveAdmin::Dependency
- Defined in:
- lib/active_admin/dependency.rb
Defined Under Namespace
Modules: Adapter, Requirements Classes: Matcher
Class Method Summary collapse
- .[](name) ⇒ Object
-
.method_missing(name, *args) ⇒ Object
Provides a clean interface to check for gem dependencies at runtime.
- .rails5? ⇒ Boolean
Class Method Details
.[](name) ⇒ Object
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# File 'lib/active_admin/dependency.rb', line 54 def self.[](name) Matcher.new name.to_s end |
.method_missing(name, *args) ⇒ Object
Provides a clean interface to check for gem dependencies at runtime.
ActiveAdmin::Dependency.draper
> #<ActiveAdmin::Dependency::Matcher for draper 1.2.1>
ActiveAdmin::Dependency.draper?
> true
ActiveAdmin::Dependency.draper? ‘>= 1.5.0’
> false
ActiveAdmin::Dependency.draper? ‘= 1.2.1’
> true
ActiveAdmin::Dependency.draper? ‘~> 1.2.0’
> true
ActiveAdmin::Dependency.rails? ‘>= 4.1.0’, ‘<= 4.1.1’
> true
ActiveAdmin::Dependency.rails! ‘2’ -> ActiveAdmin::DependencyError: You provided rails 3.2.18 but we need: 2.
ActiveAdmin::Dependency.devise! -> ActiveAdmin::DependencyError: To use devise you need to specify it in your Gemfile.
All but the pessimistic operator (~>) can also be run using Ruby’s comparison syntax.
ActiveAdmin::Dependency.rails >= ‘3.2.18’
> true
Which is especially useful if you’re looking up a gem with dashes in the name.
> false
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# File 'lib/active_admin/dependency.rb', line 44 def self.method_missing(name, *args) if name[-1] == '?' Matcher.new(name[0..-2]).match? args elsif name[-1] == '!' Matcher.new(name[0..-2]).match! args else Matcher.new name.to_s end end |
.rails5? ⇒ Boolean
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# File 'lib/active_admin/dependency.rb', line 58 def self.rails5? rails >= '5.x' end |