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Diffstat (limited to 'test/ripper/test_sexp.rb')
-rw-r--r-- | test/ripper/test_sexp.rb | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/test/ripper/test_sexp.rb b/test/ripper/test_sexp.rb index 9be4aa7d41..adf8c46ec7 100644 --- a/test/ripper/test_sexp.rb +++ b/test/ripper/test_sexp.rb @@ -18,4 +18,24 @@ class TestRipper::Sexp < Test::Unit::TestCase assert_nil Ripper.sexp("/*/") assert_nil Ripper.sexp("/+/") end + + def test_regexp_content + sexp = Ripper.sexp('//') + assert_nil search_sexp(:@tstring_content, search_sexp(:regexp_literal, sexp)) + + sexp = Ripper.sexp('/foo/') + assert_equal 'foo', search_sexp(:@tstring_content, search_sexp(:regexp_literal, sexp))[1] + + sexp = Ripper.sexp('/(?<n>a(b|\g<n>))/') + assert_equal '(?<n>a(b|\g<n>))', search_sexp(:@tstring_content, search_sexp(:regexp_literal, sexp))[1] + end + + def search_sexp(sym, sexp) + return sexp if !sexp or sexp[0] == sym + sexp.find do |e| + if Array === e and e = search_sexp(sym, e) + return e + end + end + end end if ripper_test |