/// <summary>
/// Get hover content for an <see cref="MSBuildUnusedItemGroup"/>.
/// </summary>
/// <param name="unusedItemGroup">
/// The <see cref="MSBuildUnusedItemGroup"/>.
/// </param>
/// <returns>
/// The content, or <c>null</c> if no content is provided.
/// </returns>
public MarkedStringContainer UnusedItemGroup(MSBuildUnusedItemGroup unusedItemGroup)
{
if (unusedItemGroup == null)
{
throw new ArgumentNullException(nameof(unusedItemGroup));
}
string condition = unusedItemGroup.Condition;
string evaluatedCondition = _projectDocument.MSBuildProject.ExpandString(condition);
List <MarkedString> content = new List <MarkedString>
{
$"Unused Item Group: `{unusedItemGroup.OriginatingElement.ItemType}` (condition is false)"
};
string itemTypeHelp = MSBuildSchemaHelp.ForItemType(unusedItemGroup.Name);
if (itemTypeHelp != null)
{
content.Add(itemTypeHelp);
}
StringBuilder descriptionContent = new StringBuilder();
string[] includes = unusedItemGroup.Includes.ToArray();
descriptionContent.AppendLine(
$"Include: `{unusedItemGroup.OriginatingElement.Include}` "
);
descriptionContent.AppendLine();
descriptionContent.Append(
$"Would have evaluated to {unusedItemGroup.Items.Count} item"
);
if (!unusedItemGroup.HasSingleItem)
{
descriptionContent.Append("s");
}
descriptionContent.AppendLine(":");
foreach (string include in includes.Take(5))
{
// TODO: Consider making hyperlinks for includes that map to files which exist.
descriptionContent.AppendLine(
$"* `{include}`"
);
}
if (includes.Length > 5)
{
descriptionContent.AppendLine("* ...");
}
content.Add(
descriptionContent.ToString()
);
return(new MarkedStringContainer(content));
}
/// <summary>
/// Get hover content for a metadata attribute of an <see cref="MSBuildUnusedItemGroup"/>.
/// </summary>
/// <param name="itemGroup">
/// The <see cref="MSBuildUnusedItemGroup"/>.
/// </param>
/// <param name="metadataName">
/// The name of the metadata attribute.
/// </param>
/// <returns>
/// The content, or <c>null</c> if no content is provided.
/// </returns>
public MarkedStringContainer UnusedItemGroupMetadata(MSBuildUnusedItemGroup itemGroup, string metadataName)
{
if (itemGroup == null)
{
throw new ArgumentNullException(nameof(itemGroup));
}
if (String.IsNullOrWhiteSpace(metadataName))
{
throw new ArgumentException("Argument cannot be null, empty, or entirely composed of whitespace: 'metadataName'.", nameof(metadataName));
}
if (itemGroup.Name == "PackageReference")
{
return(UnusedItemGroup(itemGroup));
}
if (metadataName == "Condition")
{
return(Condition(itemGroup.Name, itemGroup.FirstItem.Xml.Condition));
}
if (metadataName == "Include")
{
metadataName = "Identity";
}
List <MarkedString> content = new List <MarkedString>
{
$"Unused Item Metadata: `{itemGroup.Name}.{metadataName}` (item condition is false)"
};
string metadataHelp = MSBuildSchemaHelp.ForItemMetadata(itemGroup.Name, metadataName);
if (metadataHelp != null)
{
content.Add(metadataHelp);
}
string[] metadataValues =
itemGroup.GetMetadataValues(metadataName).Where(
value => !String.IsNullOrWhiteSpace(value)
)
.Distinct()
.ToArray();
StringBuilder metadataContent = new StringBuilder();
if (metadataValues.Length > 0)
{
metadataContent.AppendLine("Values:");
foreach (string metadataValue in metadataValues)
{
metadataContent.AppendLine(
$"* `{metadataValue}`"
);
}
}
else
{
metadataContent.AppendLine("No values are present for this metadata.");
}
content.Add(
metadataContent.ToString()
);
return(new MarkedStringContainer(content));
}
