Add --require switch to CLI with tests

Change-Id: I3673b203232bd4914ada415a3abf0710a12e052d Reviewed-on: http://gerrit.causes.com/44291 Tested-by: jenkins <[email protected]> Reviewed-by: Shane da Silva <[email protected]>
wli · Nov 7, 2014 · 6f566c3 · 6f566c3
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diff --git a/README.md b/README.md
@@ -61,6 +61,7 @@ Command Line Flag         | Description
 `-e`/`--exclude`          | Exclude one or more files from being linted
 `-f`/`--format`           | Output format (see [Formatters](#formatters))
 `-o`/`--out`              | Write output to a file instead of STDOUT
+`-r`/`--require`          | Require file/library (mind `$LOAD_PATH`, uses `Kernel.require`)
 `-i`/`--include-linter`   | Specify which linters you specifically want to run
 `-x`/`--exclude-linter`   | Specify which linters you _don't_ want to run
 `-h`/`--help`             | Show command line flag documentation

diff --git a/lib/scss_lint/cli.rb b/lib/scss_lint/cli.rb
@@ -78,6 +78,10 @@ def options_parser # rubocop:disable MethodLength
           define_output_path(path)
         end
 
+        opts.on('-r', '--require path', 'Require Ruby file', String) do |path|
+          require path
+        end
+
         opts.on_tail('--show-formatters', 'Shows available formatters') do
           print_formatters
         end

diff --git a/spec/scss_lint/cli_spec.rb b/spec/scss_lint/cli_spec.rb
@@ -98,6 +98,15 @@ def safe_parse
       end
     end
 
+    context 'when the require flag is set' do
+      let(:flags) { %w[--require uri] }
+
+      it 'requires the specified file and constants are accessible' do
+        safe_parse
+        proc { subject.instance_eval %{ URI } }.should_not raise_error
+      end
+    end
+
     context 'when neither format nor out flag is set' do
       let(:flags) { %w[] }