Contents

# frozen_string_literal: true

require_relative 'string/env'
require_relative 'string/flags'

module Reviewer
  class Command
    # Assembles tool tool_settings into a usable command string for the command type
    class String
      include Conversions

      attr_reader :command_type, :tool_settings

      def initialize(command_type, tool_settings:)
        @command_type = command_type
        @tool_settings = tool_settings
      end

      def to_s
        to_a
          .map(&:strip) # Remove extra spaces on the components
          .join(' ')    # Merge the components
          .strip        # Strip extra spaces from the end result
      end

      def to_a
        [
          env_variables,
          body,
          flags
        ].compact
      end

      # The string of environment variables built from a tool's configuration settings
      #
      # @return [String] the environment variable names and values concatened for the command
      def env_variables
        Env.new(tool_settings.env).to_s
      end

      def body
        tool_settings.commands.fetch(command_type)
      end

      # Gets the flags to be used in conjunction with the review command for a tool
      #   1. The `review` commands are the only commands that use flags
      #   2. If no flags are configured, this won't do anything
      #
      # @return [String] the concatenated list of flags to pass to the review command
      def flags
        return nil unless flags?

        Flags.new(tool_settings.flags).to_s
      end

      private

      # Determines whether the string needs flags added
      #
      # @return [Boolean] true if it's a review command and it has flags configured
      def flags?
        command_type == :review && tool_settings.flags.any?
      end
    end
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
reviewer-0.1.5	lib/reviewer/command/string.rb