/// <summary>
/// Create a <see cref="CompletionItem"/> for the specified MSBuild task element.
/// </summary>
/// <param name="taskName">
/// The MSBuild task name.
/// </param>
/// <param name="taskMetadata">
/// The MSBuild task's metadata.
/// </param>
/// <param name="replaceRange">
/// The range of text that will be replaced by the completion.
/// </param>
/// <returns>
/// The <see cref="CompletionItem"/>.
/// </returns>
CompletionItem TaskElementCompletionItem(string taskName, MSBuildTaskMetadata taskMetadata, LspModels.Range replaceRange)
{
MSBuildTaskParameterMetadata[] requiredParameters = taskMetadata.Parameters.Where(parameter => parameter.IsRequired).ToArray();
string requiredAttributes = String.Join(" ", requiredParameters.Select(
(parameter, index) => $"{parameter.Name}=\"${index + 1}\""
));
string attributePadding = (requiredAttributes.Length > 0) ? " " : String.Empty;
string restOfElement = " />$0";
if (taskMetadata.Parameters.Any(parameter => parameter.IsOutput))
{
// Create Outputs sub-element if there are any output parameters.
restOfElement = $">\n\t${requiredParameters.Length + 1}\n</{taskName}>$0";
}
return(new CompletionItem
{
Label = $"<{taskName}>",
Detail = "Task",
Documentation = MSBuildSchemaHelp.ForTask(taskName),
SortText = $"{Priority:0000}<{taskName}>",
TextEdit = new TextEdit
{
NewText = $"<{taskName}{attributePadding}{requiredAttributes}{restOfElement}",
Range = replaceRange
},
InsertTextFormat = InsertTextFormat.Snippet
});
}