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# Author::    Eric Crane  (mailto:[e-mail])
# Copyright:: Copyright (c) 2019 Eric Crane.  All rights reserved.
#
# Set the current context pointer.
# Alternatively if no value is provided, just show the context.
#

module GlooLang
  module Verbs
    class Context < GlooLang::Core::Verb

      KEYWORD = 'context'.freeze
      KEYWORD_SHORT = '@'.freeze

      #
      # Run the verb.
      #
      def run
        set_context if @tokens.token_count > 1
        show_context
      end

      #
      # Show the current context.
      #
      def show_context
        $log.show "Context:  #{$engine.heap.context}"
      end

      #
      # Get the Verb's keyword.
      #
      def self.keyword
        return KEYWORD
      end

      #
      # Get the Verb's keyword shortcut.
      #
      def self.keyword_shortcut
        return KEYWORD_SHORT
      end

      # ---------------------------------------------------------------------
      #    Private functions
      # ---------------------------------------------------------------------

      private

      #
      # Set the context to the given path.
      #
      def set_context
        path = @tokens.second
        $engine.heap.context.set_to path
        $engine.heap.it.set_to path
        $log.debug "Context set to #{$engine.heap.context}"
      end

    end
  end
end

Version data entries

6 entries across 6 versions & 1 rubygems

Version	Path
gloo-lang-0.9.8	lib/gloo_lang/verbs/context.rb
gloo-lang-0.9.7	lib/gloo_lang/verbs/context.rb
gloo-lang-0.9.6	lib/gloo_lang/verbs/context.rb
gloo-lang-0.9.5	lib/gloo_lang/verbs/context.rb
gloo-lang-0.9.4	lib/gloo_lang/verbs/context.rb
gloo-lang-0.9.3	lib/gloo_lang/verbs/context.rb