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slop now errors properly when a positional argument is supplied

naelstrof il y a 7 ans
Parent
révision
ab41bb7d3c
1 fichiers modifiés avec 6 ajouts et 0 suppressions
  1. 6
    0
      src/main.cpp

+ 6
- 0
src/main.cpp Voir le fichier

@@ -242,13 +242,19 @@ int app( int argc, char** argv ) {
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     ("q,quiet", "Disable any unnecessary cerr output. Any warnings or info simply won't print.")
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     ("k,nokeyboard", "Disables the ability to cancel selections with the keyboard.")
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     ("o,noopengl", "Disables graphics hardware acceleration.")
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+    ("positional", "Positional parameters", cxxopts::value<std::vector<std::string>>())
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     ;
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+    options.parse_positional("positional");
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     options.parse(argc, argv);
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     // Options just validates all of our input from argv
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     bool quiet = false;
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     if ( options.count( "quiet" ) > 0 ) {
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         quiet = options["quiet"].as<bool>();
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     }
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+    auto& positional = options["positional"].as<std::vector<std::string>>();
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+    if ( positional.size() > 0 ) {
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+        throw new std::invalid_argument("Unexpected positional argument: " + positional[0]);
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+    }
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     bool help = false;
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     if ( options.count( "help" ) > 0 ) {
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         help = options["help"].as<bool>();