private IEnumerable <CommentNode> ParseComments(QualifiedModuleName qualifiedName)
{
var code = qualifiedName.Component.CodeModule.Code();
var commentBuilder = new StringBuilder();
var continuing = false;
var startLine = 0;
var startColumn = 0;
for (var i = 0; i < code.Length; i++)
{
var line = code[i];
var index = 0;
if (continuing || line.HasComment(out index))
{
startLine = continuing ? startLine : i;
startColumn = continuing ? startColumn : index;
var commentLength = line.Length - index;
continuing = line.EndsWith("_");
if (!continuing)
{
commentBuilder.Append(line.Substring(index, commentLength).TrimStart());
var selection = new Selection(startLine + 1, startColumn + 1, i + 1, line.Length);
var result = new CommentNode(commentBuilder.ToString(), new QualifiedSelection(qualifiedName, selection));
commentBuilder.Clear();
yield return(result);
}
else
{
// ignore line continuations in comment text:
commentBuilder.Append(line.Substring(index, commentLength).TrimStart());
}
}
}
}
/// <summary>
/// Convenience method for validating that a selection is inside a specified parser rule context.
/// </summary>
/// <param name="selection">The selection that should be contained within the ParserRuleContext</param>
/// <param name="context">The containing ParserRuleContext</param>
/// <returns>Boolean with true indicating that the selection is inside the given context</returns>
public static bool IsContainedIn(this Selection selection, ParserRuleContext context)
{
return context.GetSelection().Contains(selection);
}