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100 lines
3.1 KiB
100 lines
3.1 KiB
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace IPA
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{
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public class Arguments
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{
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public static Arguments Process = new Arguments(Environment.GetCommandLineArgs());
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private List<string> positional = new List<string>();
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private Dictionary<string, string> longFlags = new Dictionary<string, string>();
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private Dictionary<char, string> flags = new Dictionary<char, string>();
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private Arguments(string[] args)
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{
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foreach(var arg in args)
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{
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if (arg.StartsWith("--"))
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{ // parse as a long flag
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var name = arg.Substring(2); // cut off first two chars
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string value = null;
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if (name.Contains('='))
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{
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var spl = name.Split('=');
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name = spl[0];
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value = string.Join("=", spl, 1, spl.Length-1);
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}
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longFlags.Add(name, value);
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}
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else if (arg.StartsWith("-"))
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{ // parse as flags
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var argument = arg.Substring(1); // cut off first char
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StringBuilder subBuildState = new StringBuilder();
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bool parsingValue = false;
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char mainChar = ' ';
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foreach (char chr in argument)
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{
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if (!parsingValue)
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{
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if (chr == '=')
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{
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parsingValue = true;
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}
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else
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{
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mainChar = chr;
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flags.Add(chr, null);
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}
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}
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else
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{
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if (chr == ',')
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{
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parsingValue = false;
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flags[mainChar] = subBuildState.ToString();
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subBuildState = new StringBuilder();
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}
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else
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{
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subBuildState.Append(chr);
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}
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}
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}
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}
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else
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{ // parse as positional
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positional.Add(arg);
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}
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}
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}
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public bool HasLongFlag(string flag)
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{
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return longFlags.ContainsKey(flag);
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}
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public bool HasFlag(char flag)
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{
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return flags.ContainsKey(flag);
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}
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public string GetLongFlagValue(string flag)
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{
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return longFlags[flag];
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}
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public string GetFlagValue(char flag)
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{
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return flags[flag];
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}
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public IReadOnlyList<string> PositionalArgs => positional;
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}
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}
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