public static ReadlineConfiguration <T> WithPrompt <T>(this ReadlineConfiguration <T> composer, ConsoleString prompt)
{
return(new ReadlineConfiguration <T>
(
prompt: prompt,
@default: composer.Default,
cleanup: composer.Cleanup,
parser: composer.Parser,
validator: composer.Validator
));
}
public static bool ReadOrCancel <T>(this ReadlineConfiguration <T> configuration, IConsole console, out T result)
{
var start = console.GetCursorPosition();
console.Write(configuration.Prompt);
var reader = new ConsoleReader(console)
{
Text = configuration.Default
};
var cancelled = false;
Message <T> msg;
do
{
if (!reader.ReadLineOrCancel(out var input))
{
result = default;
cancelled = true;
break;
}
var arrayInput = typeof(T).IsArray ? Command.SimulateParse(input) : new[] { input };
msg = configuration.Parser.Parse(arrayInput);
msg = configuration.Validator.Validate(msg);
if (msg.IsError)
{
ShowError(console, reader, msg.Content);
result = default;
}
else
{
result = msg.Value;
}
} while (msg.IsError);
ApplyCleanup
(
prompt: configuration.Prompt,
console: console,
start: start,
reader: reader,
cleanup: cancelled ? configuration.Cleanup.Cancel : configuration.Cleanup.Success
);
return(!cancelled);
}
public static ReadlineConfiguration <T> WithCleanup <T>(this ReadlineConfiguration <T> composer, ReadlineCleanup success, ReadlineCleanup cancel)
{
return(new ReadlineConfiguration <T>
(
prompt: composer.Prompt,
@default: composer.Default,
cleanup: new ReadlineCleanupConfiguration
(
success: success,
cancel: cancel
),
parser: composer.Parser,
validator: composer.Validator
));
}
public static T Read <T>(this ReadlineConfiguration <T> configuration, IConsole console)
{
var start = console.GetCursorPosition();
console.Write(configuration.Prompt);
var reader = new ConsoleReader(console)
{
Text = configuration.Default
};
Message <T> msg;
do
{
var input = reader.ReadLine();
var arrayInput = typeof(T).IsArray ? Command.SimulateParse(input) : new[] { input };
msg = configuration.Parser.Parse(arrayInput);
msg = configuration.Validator.Validate(msg);
if (msg.IsError)
{
ShowError(console, reader, msg.Content);
}
} while (msg.IsError);
ApplyCleanup
(
prompt: configuration.Prompt,
console: console,
start: start,
reader: reader,
cleanup: configuration.Cleanup.Success
);
return(msg.Value);
}
public static ReadlineConfiguration <T> WithoutCleanup <T>(this ReadlineConfiguration <T> composer) => composer.WithCleanup(ReadlineCleanup.None);
public static ReadlineConfiguration <T> WithCleanup <T>(this ReadlineConfiguration <T> composer, ReadlineCleanup cleanup = ReadlineCleanup.RemoveAll)
{
return(composer.WithCleanup(cleanup, cleanup));
}
public static ReadlineConfiguration <T> WithoutDefault <T>(this ReadlineConfiguration <T> composer) => composer.WithDefault(string.Empty);
public static ReadlineConfiguration <T> WithoutPrompt <T>(this ReadlineConfiguration <T> composer) => composer.WithPrompt(ConsoleString.Empty);