195var sa = QuotingUtilities.SplitUnquoted("abcdxyz"); 200sa = QuotingUtilities.SplitUnquoted("abcc dxyz"); 206sa = QuotingUtilities.SplitUnquoted("abcc;dxyz", ';'); 212sa = QuotingUtilities.SplitUnquoted("abc,c;dxyz", ';', ','); 219sa = QuotingUtilities.SplitUnquoted("abc,c;dxyz", 2, false, false, out var emptySplits, ';', ','); 226sa = QuotingUtilities.SplitUnquoted("abc,,;dxyz", int.MaxValue, false, false, out emptySplits, ';', ','); 233sa = QuotingUtilities.SplitUnquoted("abc,,;dxyz", int.MaxValue, true, false, out emptySplits, ';', ','); 242sa = QuotingUtilities.SplitUnquoted("abc\"c d\"xyz"); 247sa = QuotingUtilities.SplitUnquoted("abc\"x z"); 252sa = QuotingUtilities.SplitUnquoted("abc\"x z\""); 257sa = QuotingUtilities.SplitUnquoted("abc\\\"cde\"x z"); 263sa = QuotingUtilities.SplitUnquoted("abc\\\"c e\"x z"); 269sa = QuotingUtilities.SplitUnquoted("abc\\\\\"c e\"xyz"); 275sa = QuotingUtilities.SplitUnquoted("abc\\\\\"c e\"x z"); 281sa = QuotingUtilities.SplitUnquoted("abc\\\\\\\"cde\"x z"); 287sa = QuotingUtilities.SplitUnquoted("abc\\\\\\\"c e\"x z"); 293sa = QuotingUtilities.SplitUnquoted("abc\"\"\"xyz"); 298sa = QuotingUtilities.SplitUnquoted("abc\" \"\"xyz"); 303sa = QuotingUtilities.SplitUnquoted("abc\"\" \"x z"); 309sa = QuotingUtilities.SplitUnquoted("abc\" \"\"\"x z"); 314sa = QuotingUtilities.SplitUnquoted("abc\"\"\"\"\"xyz"); 320sa = QuotingUtilities.SplitUnquoted("abc\"\"\"\"\"x z"); 326sa = QuotingUtilities.SplitUnquoted("abc\" \"\"\"\"xyz"); 331sa = QuotingUtilities.SplitUnquoted("abc\"\"\"\"\"\"xyz"); 336sa = QuotingUtilities.SplitUnquoted("abc\" \"\"\" \"\"xyz"); 341sa = QuotingUtilities.SplitUnquoted("abc\"\"\" \"\"\"xyz"); 347sa = QuotingUtilities.SplitUnquoted("abc\"\"\" \"\"\"x z"); 354sa = QuotingUtilities.SplitUnquoted("abc\"c e\"\"xyz"); 360sa = QuotingUtilities.SplitUnquoted("abc\"c e\"\"x z"); 366sa = QuotingUtilities.SplitUnquoted("a c\"\"x z"); 373sa = QuotingUtilities.SplitUnquoted("a c\"\"c e\"\"x z"); 385QuotingUtilities.Unquote("abc\"cde\"xyz", out var doubleQuotesRemoved).ShouldBe("abccdexyz"); 389QuotingUtilities.Unquote("abc\"xyz", out doubleQuotesRemoved).ShouldBe("abcxyz"); 393QuotingUtilities.Unquote("abc\"xyz\"", out doubleQuotesRemoved).ShouldBe("abcxyz"); 397QuotingUtilities.Unquote("abc\\\"cde\"xyz", out doubleQuotesRemoved).ShouldBe("abc\"cdexyz"); 401QuotingUtilities.Unquote("abc\\\\\"cde\"xyz", out doubleQuotesRemoved).ShouldBe("abc\\cdexyz"); 405QuotingUtilities.Unquote("abc\\\\\\\"cde\"xyz", out doubleQuotesRemoved).ShouldBe("abc\\\"cdexyz"); 409QuotingUtilities.Unquote("abc\"\"\"xyz", out doubleQuotesRemoved).ShouldBe("abc\"xyz"); 413QuotingUtilities.Unquote("abc\"\"\"\"xyz", out doubleQuotesRemoved).ShouldBe("abc\"xyz"); 417QuotingUtilities.Unquote("abc\"\"\"\"\"xyz", out doubleQuotesRemoved).ShouldBe("abc\"xyz"); 421QuotingUtilities.Unquote("abc\"\"\"\"\"\"xyz", out doubleQuotesRemoved).ShouldBe("abc\"\"xyz"); 425QuotingUtilities.Unquote("abc\"cde\"\"xyz", out doubleQuotesRemoved).ShouldBe("abccde\"xyz"); 429QuotingUtilities.Unquote("abc\"xyz\"\"", out doubleQuotesRemoved).ShouldBe("abcxyz\""); 433QuotingUtilities.Unquote("abc\"\"xyz", out doubleQuotesRemoved).ShouldBe("abcxyz"); 437QuotingUtilities.Unquote("abc\"\"cde\"\"xyz", out doubleQuotesRemoved).ShouldBe("abccdexyz"); 445string unquotedCommandLineArg = QuotingUtilities.Unquote(commandLineArg, out var doubleQuotesRemovedFromArg); 450unquotedCommandLineArg = QuotingUtilities.Unquote(commandLineArg, out doubleQuotesRemovedFromArg); 455unquotedCommandLineArg = QuotingUtilities.Unquote(commandLineArg, out doubleQuotesRemovedFromArg); 460unquotedCommandLineArg = QuotingUtilities.Unquote(commandLineArg, out doubleQuotesRemovedFromArg); 467unquotedCommandLineArg = QuotingUtilities.Unquote(commandLineArg, out doubleQuotesRemovedFromArg); 472unquotedCommandLineArg = QuotingUtilities.Unquote(commandLineArg, out doubleQuotesRemovedFromArg); 477unquotedCommandLineArg = QuotingUtilities.Unquote(commandLineArg, out doubleQuotesRemovedFromArg); 482unquotedCommandLineArg = QuotingUtilities.Unquote(commandLineArg, out doubleQuotesRemovedFromArg); 491var unquotedCommandLineArg = QuotingUtilities.Unquote(commandLineArg, out var doubleQuotesRemovedFromArg); 496unquotedCommandLineArg = QuotingUtilities.Unquote(commandLineArg, out doubleQuotesRemovedFromArg); 501unquotedCommandLineArg = QuotingUtilities.Unquote(commandLineArg, out doubleQuotesRemovedFromArg); 506unquotedCommandLineArg = QuotingUtilities.Unquote(commandLineArg, out doubleQuotesRemovedFromArg); 511unquotedCommandLineArg = QuotingUtilities.Unquote(commandLineArg, out doubleQuotesRemovedFromArg); 516unquotedCommandLineArg = QuotingUtilities.Unquote(commandLineArg, out doubleQuotesRemovedFromArg); 521unquotedCommandLineArg = QuotingUtilities.Unquote(commandLineArg, out doubleQuotesRemovedFromArg);

147List<string> envVarArgs = QuotingUtilities.SplitUnquoted(Traits.MSBuildLoggingArgs); 154string unquotedArg = QuotingUtilities.Unquote(arg); 233string unquotedCommandLineArg = QuotingUtilities.Unquote(commandLineArg, out var doubleQuotesRemovedFromArg); 387argsFromResponseFile.AddRange(QuotingUtilities.SplitUnquoted(Environment.ExpandEnvironmentVariables(responseFileLine))); 598string unquotedSwitchIndicatorAndName = QuotingUtilities.Unquote(commandLineArg.Substring(0, quotedSwitchParameterIndicator), out var doubleQuotesRemovedFromSwitchIndicatorAndName);

549switchParameters = QuotingUtilities.Unquote(switchParameters); 554_parameterizedSwitches[(int)parameterizedSwitch].parameters.AddRange(QuotingUtilities.SplitUnquoted(switchParameters, int.MaxValue, false /* discard empty parameters */, unquoteParameters, out emptyParameters, s_parameterSeparators)); 565switchParameters = QuotingUtilities.Unquote(switchParameters);

291args = QuotingUtilities.SplitUnquoted(Environment.CommandLine).ToArray(); 3830string unquotedParameter = QuotingUtilities.Unquote(parameter); 3852var loggerSpec = QuotingUtilities.SplitUnquoted(parameter, 2, true /* keep empty splits */, false /* keep quotes */, out _, '*'); 3857string unquotedParameter = QuotingUtilities.Unquote(loggerSpec[0]); 3871unquotedParameter = QuotingUtilities.Unquote(loggerSpec[1]); 3898var loggerSpec = QuotingUtilities.SplitUnquoted(parameter, 2, true /* keep empty splits */, false /* keep quotes */, out _, ';'); 3910loggerParameters = QuotingUtilities.Unquote(loggerSpec[1]); 3914var loggerTypeSpec = QuotingUtilities.SplitUnquoted(loggerSpec[0], int.MaxValue, true /* keep empty splits */, false /* keep quotes */, out _, ','); 3923loggerClassName = QuotingUtilities.Unquote(loggerTypeSpec[0]); 3924loggerAssemblySpec = QuotingUtilities.Unquote(loggerTypeSpec[1]); 3929loggerAssemblySpec = QuotingUtilities.Unquote(loggerTypeSpec[0]);