Class: Rails::Domternal::ExtensionRegistry

Inherits:
Object
  • Object
show all
Defined in:
lib/rails/domternal/extension_registry.rb

Overview

Ruby-side mirror of app/assets/javascripts/domternal/extensions.js — kept in sync so has_rich_domternal extensions: [...] can fail fast on typos instead of only erroring in the browser console.

Constant Summary collapse

UnknownExtensionError = 
Class.new(StandardError)

Instance Method Summary collapse

Constructor Details

#initialize ⇒ ExtensionRegistry

Returns a new instance of ExtensionRegistry.



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# File 'lib/rails/domternal/extension_registry.rb', line 11

def initialize
  @known = %i[
    starter_kit image table mention markdown emoji math
    code_block toc block_controls details
  ].to_set
end

Instance Method Details

#fetch!(name) ⇒ Object 



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# File 'lib/rails/domternal/extension_registry.rb', line 26

def fetch!(name)
  unless known?(name)
    raise UnknownExtensionError,
      "Unknown Domternal extension #{name.inspect}. Known extensions: #{@known.to_a.sort.inspect}. " \
      "Register custom ones with Rails::Domternal.extension_registry.register(:my_extension) " \
      "and app/assets/javascripts/domternal/extensions.js's registerExtension()."
  end
  name.to_sym
end

#known?(name) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rails/domternal/extension_registry.rb', line 22

def known?(name)
  @known.include?(name.to_sym)
end

#register(name) ⇒ Object 



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# File 'lib/rails/domternal/extension_registry.rb', line 18

def register(name)
  @known << name.to_sym
end