protected override void ProcessRecord()
{
var commandName = CommandName is null ? null : WildcardPattern.Get(CommandName, WildcardOptions.IgnoreCase);
var parameterName = ParameterName is null ? null : WildcardPattern.Get(ParameterName, WildcardOptions.IgnoreCase);
var completions = LearnedCompletionData.GetLearnedCompletions()
.Where(c => commandName?.IsMatch(c.CommandName) ?? true)
.Where(c => parameterName?.IsMatch(c.ParameterName) ?? true)
.ToList();
WriteObject(completions, true);
if ((CommandName != null && !WildcardPattern.ContainsWildcardCharacters(CommandName) ||
ParameterName != null && !WildcardPattern.ContainsWildcardCharacters(ParameterName)
) && completions.Count == 0)
{
WriteError(new ErrorRecord(
new ItemNotFoundException("No learned completions were found."),
"CompletionNotFound",
ErrorCategory.ObjectNotFound,
$"{CommandName ?? "*"}:{ParameterName ?? "*"}")
{
ErrorDetails = new ErrorDetails($"No learned completions were found for command " +
$"'{CommandName ?? "*"}', parameter '{ParameterName ?? "*"}'.")
});
}
}
protected override void ProcessRecord()
{
var completions = LearnedCompletionData.GetLearnedCompletions();
if (completions.Count == 0)
{
WriteDebug("No learned completions exist to be cleared.");
return;
}
if (CommandName is null && ParameterName is null)
{
if (ShouldProcess($"Removing all {completions.Count} completions.",
$"Remove all {completions.Count} completions?",
"Clear-LearnedCompletion"))
{
File.Delete(LearnedCompletionData.LearningStoragePath);
}
return;
}
IEnumerable <LearnedCompletionData> filteredCompletions = completions;
if (CommandName != null)
{
var wc = WildcardPattern.Get(CommandName, WildcardOptions.IgnoreCase);
filteredCompletions = completions.Where(i => wc.IsMatch(i.CommandName));
}
if (ParameterName != null)
{
var wc = WildcardPattern.Get(ParameterName, WildcardOptions.IgnoreCase);
filteredCompletions = filteredCompletions.Where(i => wc.IsMatch(i.ParameterName));
}
var filteredCompletionsList = filteredCompletions.ToList();
if (filteredCompletionsList.Count == 0)
{
WriteDebug($"No learned completions were identified with command '{CommandName ?? "*"}'," +
$" parameter '{ParameterName ?? "*"}' to be cleared.");
return;
}
int commandCount = filteredCompletionsList
.GroupBy(i => i.CommandName, StringComparer.OrdinalIgnoreCase)
.Count();
int parameterCount = filteredCompletionsList
.GroupBy(i => i.ParameterName, StringComparer.OrdinalIgnoreCase)
.Count();
if (ShouldProcess($"Removing {filteredCompletionsList.Count} completions for {commandCount} " +
$"command(s) and {parameterCount} parameter(s).",
$"Remove {filteredCompletionsList.Count} completions for {commandCount} command(s) and {parameterCount} parameter(s)?",
"Clear-LearnedCompletion"))
{
LearnedCompletionData.SetLearnedCompletions(completions.Except(filteredCompletionsList).ToList());
}
}
