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Move parseCommandLine method to command class

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This commit is contained in:
ReinforceZwei 2021-12-15 21:25:24 +08:00
parent 381b8ea7d1
commit e68a51dcff
2 changed files with 61 additions and 59 deletions
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60
MinecraftClient/Command.cs
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@ -90,5 +90,65 @@ namespace MinecraftClient
return args;
}
}
/// <summary>
/// Extract arguments from a given string. Allows quotines and escaping them.
/// Similar to command line arguments in regular terminals.
/// </summary>
/// <param name="cmdLine">Provided arguments as a string</param>
/// <returns>All extracted arguments in a string list</returns>
public static List<string> parseCommandLine(string cmdLine)
{
var args = new List<string>();
if (string.IsNullOrWhiteSpace(cmdLine)) return args;
var currentArg = new StringBuilder();
bool inQuotedArg = false;
for (int i = 0; i < cmdLine.Length; i++)
{
if (cmdLine[i] == '"' && cmdLine[i - 1] != '\\')
{
if (inQuotedArg)
{
args.Add(currentArg.ToString());
currentArg = new StringBuilder();
inQuotedArg = false;
}
else
{
inQuotedArg = true;
}
}
else if (cmdLine[i] == ' ')
{
if (inQuotedArg)
{
currentArg.Append(cmdLine[i]);
}
else if (currentArg.Length > 0)
{
args.Add(currentArg.ToString());
currentArg = new StringBuilder();
}
}
else
{
if (cmdLine[i] == '\\' && cmdLine[i + 1] == '\"')
{
currentArg.Append("\"");
i += 1;
}
else
{
currentArg.Append(cmdLine[i]);
}
}
}
if (currentArg.Length > 0) args.Add(currentArg.ToString());
return args;
}
}
}