public static void Mutate(string line, AddOnInfo addOnInfo)
{
if (string.IsNullOrEmpty(line))
{
throw new ArgumentException("Value cannot be null or empty.", nameof(line));
}
if (addOnInfo == null)
{
throw new ArgumentNullException(nameof(addOnInfo));
}
line = line.Trim();
Match match = null;
if ((match = _alias.Match(line)).Success)
{
addOnInfo.Alias = match.Groups[1].Value;
}
if ((match = _author.Match(line)).Success)
{
addOnInfo.Author = match.Groups[1].Value;
}
if ((match = _vendor.Match(line)).Success)
{
addOnInfo.Vendor = match.Groups[1].Value;
}
if ((match = _description.Match(line)).Success)
{
addOnInfo.Description = match.Groups[1].Value;
}
if ((match = _allowsParameters.Match(line)).Success)
{
addOnInfo.AllowsArbitraryParameters = string.Equals(match.Groups[1].Value, "True", StringComparison.OrdinalIgnoreCase);
}
if ((match = _help.Match(line)).Success)
{
addOnInfo.HelpText = match.Groups[1].Value;
}
}
/// <summary>
/// Parses results from standard output
/// </summary>
/// <param name="standardOutput">The standard output.</param>
/// <returns>Returns the parsed list of <see cref="AddOnInfo"/></returns>
/// <exception cref="System.ArgumentNullException">Thrown when standard output is null</exception>
public IEnumerable <AddOnInfo> ParseResults(IEnumerable <string> standardOutput)
{
if (standardOutput == null)
{
throw new ArgumentNullException(nameof(standardOutput));
}
var allLines = standardOutput.ToList();
// empty collection or any line contains the "no addons" line, bail
if (allLines.Count < 1 || allLines.Any(s => s != null && s.Contains("No add-ons found")))
{
yield break;
}
// if we're this far, find the lines to skip.
var startAfter = allLines.FindIndex(x => x != null && x.Trim().Equals("Add-ons:", StringComparison.OrdinalIgnoreCase));
if (startAfter > -1)
{
allLines = allLines.Skip(startAfter + 1).ToList();
}
// pattern match the addOn name identifier.
var addOnIdentifierExpr = new Regex("^.*?:$", RegexOptions.IgnoreCase);
AddOnInfo current = null;
foreach (var line in allLines)
{
// junk line, just move on
if (string.IsNullOrEmpty(line))
{
continue;
}
// clean up the line and attempt to match it.
if (addOnIdentifierExpr.IsMatch(line.Trim()))
{
// are we at a new one? return the last one.
if (current != null)
{
yield return(current);
}
// new one
current = new AddOnInfo {
Name = line.TrimEnd(':')
};
}
// set the properties. this isn't terribly efficient, but oh well.
Expressions.Mutate(line, current);
}
// handle the last one
if (current != null)
{
yield return(current);
}
}
