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ptx: ignore empty regex (#1808)
* ptx: ignore empty -W regex * ptx: test to verify empty -W regex is ignored * tests/ptx: verify word regexp from cmd-line is used
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3 changed files with 37 additions and 5 deletions
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tests/fixtures/ptx/gnu_ext_disabled_roff_no_ref_word_regexp_exc_space.expected
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tests/fixtures/ptx/gnu_ext_disabled_roff_no_ref_word_regexp_exc_space.expected
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.xx "" "" """quotes"", for roff" ""
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.xx "" "" "and some other like %a, b#, c$c" ""
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.xx "" "" "hello world!" ""
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.xx "" "" "let's check special characters:" ""
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.xx "" "" "maybe also~or^" ""
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.xx "" "" "oh, and back\slash" ""
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.xx "" "" "{brackets} for tex" ""
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