add support for "description" (tagline) attribute

lib/trmnlp/lint.rb

@@ -4,6 +4,7 @@ require_relative 'lint/check'
 require_relative 'lint/source'
 require_relative 'lint/checks/title_casing'
 require_relative 'lint/checks/title_length'
+require_relative 'lint/checks/description_length'
 require_relative 'lint/checks/layouts_have_content'
 require_relative 'lint/checks/no_async_functions'
 require_relative 'lint/checks/waits_for_dom_load'
@@ -23,6 +24,7 @@ module TRMNLP
     CHECKS = [
       Checks::TitleCasing,
       Checks::TitleLength,
+      Checks::DescriptionLength,
       Checks::LayoutsHaveContent,
       Checks::NoAsyncFunctions,
       Checks::WaitsForDomLoad,

lib/trmnlp/lint/checks/description_length.rb

@@ -0,0 +1,24 @@
+# frozen_string_literal: true
+
+require_relative '../check'
+
+module TRMNLP
+  module Lint
+    module Checks
+      # MAX_LENGTH mirrors Plugin::MAX_DESCRIPTION_LENGTH in the hosted
+      # service. Refresh it by hand when that constant changes, the same
+      # policy db/data/form_fields.yml documents.
+      #
+      # Only the length is checked — a description is optional, so an
+      # absent or empty one passes.
+      class DescriptionLength < Check
+        MAX_LENGTH = 35
+        MESSAGE = "Description should be <= #{MAX_LENGTH} characters long.".freeze
+
+        private
+
+        def pass? = source.plugin_description.length <= MAX_LENGTH
+      end
+    end
+  end
+end

lib/trmnlp/lint/source.rb

@@ -16,6 +16,7 @@ module TRMNLP
       end
 
       def plugin_name = settings['name'].to_s
+      def plugin_description = settings['description'].to_s
       def settings = config.plugin.settings
       def custom_field_values = config.project.custom_fields
       def custom_field_definitions = config.plugin.custom_field_definitions

templates/init/src/settings.yml

@@ -13,4 +13,5 @@ framework_version: latest
 polling_url: ''
 polling_headers: ''
 name: My Plugin
+description: ''
 refresh_interval: 1440