public CoconaCompletionCandidatesMetadata GetMetadata(CommandArgumentDescriptor argument)
{
var attr = argument.ParameterAttributes.OfType <CompletionCandidatesAttribute>().SingleOrDefault();
if (attr == null)
{
if (argument.ArgumentType.IsEnum)
{
return(new CoconaCompletionCandidatesMetadata(
CompletionCandidateType.Provider,
typeof(EnumCompletionCandidatesProvider),
argument
));
}
return(new CoconaCompletionCandidatesMetadata(
CompletionCandidateType.Default,
typeof(StaticCompletionCandidatesProvider),
argument
));
}
else
{
return(new CoconaCompletionCandidatesMetadata(
attr.CandidateType,
attr.CandidatesProviderType,
argument
));
}
}
public void HasAttribute()
{
var argument = new CommandArgumentDescriptor(
typeof(int),
"test",
0,
"",
CoconaDefaultValue.None,
new Attribute[]
{
new CompletionCandidatesAttribute(new [] { "Alice", "Karen" }),
}
);
var metadata = new CoconaCompletionCandidatesMetadata(
CompletionCandidateType.Provider,
typeof(StaticKeywordsCompletionCandidatesProvider),
argument
);
var provider = new StaticKeywordsCompletionCandidatesProvider();
var candidates = provider.GetCandidates(metadata);
candidates.ResultType.Should().Be(CompletionCandidateResultType.Keywords);
candidates.Values.Should().HaveCount(2);
candidates.Values[0].Value.Should().Be("Alice");
candidates.Values[1].Value.Should().Be("Karen");
}
public void Argument_EnumValues()
{
var argument = new CommandArgumentDescriptor(
typeof(TestEnum),
"test",
0,
"",
CoconaDefaultValue.None,
new Attribute[] { }
);
var metadata = new CoconaCompletionCandidatesMetadata(
CompletionCandidateType.Provider,
typeof(EnumCompletionCandidatesProvider),
argument
);
var provider = new EnumCompletionCandidatesProvider();
var candidates = provider.GetCandidates(metadata);
candidates.ResultType.Should().Be(CompletionCandidateResultType.Keywords);
candidates.Values.Should().HaveCount(2);
candidates.Values[0].Value.Should().Be("Alice");
candidates.Values[0].Description.Should().Be(string.Empty);
candidates.Values[1].Value.Should().Be("Karen");
candidates.Values[1].Description.Should().Be(string.Empty);
}
private object?ConvertTo(CommandArgumentDescriptor argument, Type type, string value)
{
try
{
return(Validate(argument, _valueConverter.ConvertTo(type, value)));
}
catch (Exception ex) when(!(ex is ParameterBinderException))
{
throw new ParameterBinderException(ParameterBinderResult.TypeNotSupported, $"Argument '{argument.Name}' requires {type.Name} value. '{value}' cannot be converted to {type.Name} value.", argument: argument, innerException: ex);
}
}
public CoconaCompletionCandidatesMetadata(
CompletionCandidateType candidateType,
Type candidatesProviderType,
CommandArgumentDescriptor commandArgument
)
{
CandidateType = candidateType;
CandidatesProviderType = candidatesProviderType;
ParameterType = commandArgument.ArgumentType;
ParameterAttributes = commandArgument.ParameterAttributes;
CommandOption = null;
CommandArgument = commandArgument;
}
public void Argument_Default()
{
var argument = new CommandArgumentDescriptor(
typeof(int),
"test",
0,
"",
CoconaDefaultValue.None,
new Attribute[] { }
);
var metadata = new CoconaCompletionCandidatesMetadata(
CompletionCandidateType.Provider,
typeof(EnumCompletionCandidatesProvider),
argument
);
var provider = new EnumCompletionCandidatesProvider();
var candidates = provider.GetCandidates(metadata);
candidates.ResultType.Should().Be(CompletionCandidateResultType.Default);
}
public StaticCompletionCandidates GetStaticCandidatesFromArgument(CommandArgumentDescriptor argument)
{
return(new StaticCompletionCandidates(CompletionCandidateResult.Default));
}
public StaticCompletionCandidates GetStaticCandidatesFromArgument(CommandArgumentDescriptor argument)
{
return(GetStaticCandidatesCore(_completionCandidatesMetadataFactory.GetMetadata(argument)));
}
private string GetArgumentValues(CommandArgumentDescriptor argument)
{
return(GetArgumentValuesCore(_completionCandidates.GetStaticCandidatesFromArgument(argument), argument.Name));
}
