Sha256: f7049374069a80371f19409dcdbc47344b9481c58431e0fd368d649af8f84e4a

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Versions: 8

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Contents

require 'glimmer/error'
require 'glimmer/dsl/engine'
require 'glimmer/dsl/expression'

module Glimmer
  module DSL
    # Represents a StaticExpression for expressions where
    # the keyword does not vary dynamically. These static keywords are then
    # predefined as methods in Glimmer instead of needing method_missing
    #
    # StaticExpression subclasses may optionally implement `#can_interpret?`
    # (not needed if it only checks for keyword)
    #
    # StaticExpression subclasses must define `#interpret`.
    # 
    # The direct parent namespace of a StaticExpression subclass must match the DSL name (case-insensitive)
    # (e.g. Glimmer::DSL::SWT::WidgetExpression has a DSL of :swt)
    class StaticExpression < Expression
      class << self  
        def inherited(base)
          Glimmer::DSL::Engine.add_static_expression(base.new)
          super
        end

        def keyword
          @keyword ||= name.split(/::/).last.sub(/Expression$/, '').underscore
        end
      end

      # Subclasses may optionally implement
      def can_interpret?(parent, keyword, *args, &block)
        true
      end
    end
  end
end

Version data entries

8 entries across 8 versions & 2 rubygems

Version Path
glimmer-dsl-opal-0.0.7 lib/glimmer/dsl/static_expression.rb
glimmer-dsl-opal-0.0.6 lib/glimmer/dsl/static_expression.rb
glimmer-dsl-opal-0.0.5 lib/glimmer/dsl/static_expression.rb
glimmer-dsl-opal-0.0.4 lib/glimmer/dsl/static_expression.rb
glimmer-dsl-opal-0.0.3 lib/glimmer/dsl/static_expression.rb
glimmer-dsl-opal-0.0.2 lib/glimmer/dsl/static_expression.rb
glimmer-dsl-css-0.1.0 lib/glimmer/dsl/static_expression.rb
glimmer-dsl-opal-0.0.1 lib/glimmer/dsl/static_expression.rb