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Diffstat (limited to 'spec/README.md')
-rw-r--r-- | spec/README.md | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/spec/README.md b/spec/README.md index 6ab1589af9..7f2b827a1f 100644 --- a/spec/README.md +++ b/spec/README.md @@ -22,6 +22,13 @@ Currently, the only module which is MRI-specific is `RubyVM`. Version guards (`ruby_version_is`) must be added for new features or features which change behavior or are removed. See `spec/ruby/CONTRIBUTING.md` for details. +To verify specs are compatible with older Ruby versions: +``` +cd spec/ruby +$RUBY_MANAGER use 2.3.7 +../mspec/bin/mspec -j +``` + ## Running ruby/spec To run all specs: |