void AddCommandSyntax(Suggestion suggestion, CommandLineParser parser, string commandName)
{
suggestion.Add(commandName
+ " " + string.Join(" ", parser.RequiredUsageHelp.Select(o => "<" + o.Name + ">" + (o.IsList?"[...]":"")))
+ " " + string.Join("", parser.OptionalUsageHelp.Select(o => "[/" + o.Value.Name + "]"))
);
}
void DetailedCommandHelp(Suggestion suggestion, CommandLineParser parser, string commandName)
{
suggestion.Add(commandName);
suggestion.Add("");
suggestion.Add("required : ");
foreach (var option in parser.RequiredUsageHelp)
{
suggestion.Add(string.Format(" {0,-20} {1}", "<" + option.Name + ">", option.Description));
}
suggestion.Add("");
suggestion.Add("options : ");
foreach (var option in parser.OptionalUsageHelp.Select(p => p.Value).OrderBy(n => n.Name))
{
suggestion.Add(string.Format(" /{0,-20} {1}", option.Name, option.Description));
}
}
/// <summary>
///
/// </summary>
/// <param name="input"></param>
/// <param name="candidates"></param>
/// <param name="suggestions">Null if no suggestions</param>
/// <returns></returns>
public Suggestion AutoComplete ( string input )
{
if (string.IsNullOrWhiteSpace(input)) {
return new Suggestion("");
}
var suggestion = new Suggestion(input);
var args = CommandLineParser.SplitCommandLine( input ).ToArray();
var cmd = args[0];
var cmdList = CommandList
.ToList();
var varList = variables.Select( a => a.Value )
.OrderBy( b => b.FullName )
.ToList();
string longestCommon = null;
int count = 0;
//
// search commands :
//
foreach ( var name in cmdList ) {
if (cmd.ToLower()==name.ToLower()) {
return AutoCompleteCommand(input, args, name);
}
if (name.StartsWith(cmd, StringComparison.OrdinalIgnoreCase)) {
longestCommon = LongestCommon( longestCommon, name );
suggestion.Set( longestCommon );
suggestion.Add( name );
count++;
}
}
//
// search variables :
//
foreach ( var variable in varList ) {
if (cmd.ToLower()==variable.FullName.ToLower()) {
return AutoCompleteVariable( input, args, variable );
}
if (variable.FullName.StartsWith(cmd, StringComparison.OrdinalIgnoreCase)) {
longestCommon = LongestCommon( longestCommon, variable.FullName );
suggestion.Set( longestCommon );
suggestion.Add( string.Format("{0,-30} = {1}", variable.FullName, variable.Get() ) );
count++;
}
}
if (count==1) {
suggestion.Set( suggestion.CommandLine + " ");
}
return suggestion;
}