1script/src/ScriptEngine/Utils.cs at develop · xDrivenDevelopment/1script · GitHub

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using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

namespace ScriptEngine

{

public static class Utils

{

public static bool IsValidIdentifier(string name)

{

if (name == null || name.Length == 0)

return false;

if (!(Char.IsLetter(name[0]) || name[0] == '_'))

return false;

for (int i = 1; i < name.Length; i++)

{

if (!(Char.IsLetterOrDigit(name[i]) || name[i] == '_'))

return false;

}

return true;

}

public static IEnumerable<string> SplitCommandLine(string commandLine)

{

bool inQuotes = false;

return SplitString(commandLine, c =>

{

if (c == '\"')

inQuotes = !inQuotes;

return !inQuotes && c == ' ';

})

.Select(arg => arg.Trim().TrimMatchingQuotes('\"'))

.Where(arg => !string.IsNullOrEmpty(arg));

}

private static IEnumerable<string> SplitString(this string str,

Func<char, bool> controller)

{

int nextPiece = 0;

for (int c = 0; c < str.Length; c++)

{

if (controller(str[c]))

{

yield return str.Substring(nextPiece, c - nextPiece);

nextPiece = c + 1;

}

yield return str.Substring(nextPiece);

}

private static string TrimMatchingQuotes(this string input, char quote)

{

if ((input.Length >= 2) &&

(input[0] == quote) && (input[input.Length - 1] == quote))

return input.Substring(1, input.Length - 2);

return input;

}

1script/src/ScriptEngine/Utils.cs at develop · xDrivenDevelopment/1script · GitHub

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