Add command line option for ignoring equivalent YAML files

Author: Kevin Paulisse

lib/octocatalog-diff/catalog-diff/cli/options/ignore_equivalent_yaml_files.rb

@@ -0,0 +1,14 @@
+# frozen_string_literal: true
+
+# Ignore difference between YAML files if they contain the same content differing only by whitespace.
+# @param parser [OptionParser object] The OptionParser argument
+# @param options [Hash] Options hash being constructed; this is modified in this method.
+OctocatalogDiff::CatalogDiff::Cli::Options::Option.newoption(:ignore_equivalent_yaml_files) do
+  has_weight 199
+
+  def parse(parser, options)
+    parser.on('--[no-]ignore-equivalent-yaml-files', 'Ignore YAML files differing only by whitespace') do |x|
+      options[:ignore_equivalent_yaml_files] = x
+    end
+  end
+end

spec/octocatalog-diff/tests/catalog-diff/cli/options/ignore_equivalent_yaml_files_spec.rb

@@ -0,0 +1,9 @@
+# frozen_string_literal: true
+
+require_relative '../options_helper'
+
+describe OctocatalogDiff::CatalogDiff::Cli::Options do
+  describe '#opt_ignore_equivalent_yaml_files' do
+    include_examples 'true/false option', 'ignore-equivalent-yaml-files', :ignore_equivalent_yaml_files
+  end
+end