/// <summary>
/// Initializes a new instance of the <see cref="ImportSection"/> class.
/// </summary>
/// <param name="parseTree">The new import section context from the parse tree.</param>
public ImportSection(LUFileParser.ImportSectionContext parseTree)
{
if (parseTree == null)
{
throw new ArgumentNullException(nameof(parseTree));
}
Errors = new List <Error>();
SectionType = SectionType.ImportSection;
var result = ExtractDescriptionAndPath(parseTree);
Description = result.description;
Path = result.path;
string secTypeStr = $"{SectionType}";
Id = $"{char.ToLowerInvariant(secTypeStr[0]) + secTypeStr.Substring(1)}_{Path}";
var startPosition = new Position {
Line = parseTree.Start.Line, Character = parseTree.Start.Column
};
var stopPosition = new Position {
Line = parseTree.Stop.Line, Character = parseTree.Stop.Column + parseTree.Stop.Text.Length
};
Range = new Range {
Start = startPosition, End = stopPosition
};
}
public (string description, string path) ExtractDescriptionAndPath(LUFileParser.ImportSectionContext parseTree)
{
var importStr = parseTree.importDefinition().IMPORT().GetText();
string description = null;
string path = null;
// TODO: check this regex correct logic
var regMatch = Regex.Match(importStr, @"\[([^\]]*)\]\(([^\)]*)\)");
if (regMatch.Success && regMatch.Groups.Count == 3)
{
description = regMatch.Groups[1].ToString().Trim();
path = regMatch.Groups[2].ToString().Trim();
if (string.IsNullOrEmpty(path))
{
var errorMsg = $"LU file reference path is empty: \"{parseTree.GetText()}\"";
var error = Diagnostic.BuildDiagnostic(message: errorMsg, context: parseTree);
Errors.Add(error);
}
}
return(description, path);
}
/// <summary>
/// Visit a parse tree produced by <see cref="LUFileParser.importSection"/>.
/// <para>
/// The default implementation returns the result of calling <see cref="AbstractParseTreeVisitor{Result}.VisitChildren(IRuleNode)"/>
/// on <paramref name="context"/>.
/// </para>
/// </summary>
/// <param name="context">The parse tree.</param>
/// <return>The visitor result.</return>
public virtual Result VisitImportSection([NotNull] LUFileParser.ImportSectionContext context)
{
return(VisitChildren(context));
}
/// <summary>
/// Exit a parse tree produced by <see cref="LUFileParser.importSection"/>.
/// <para>The default implementation does nothing.</para>
/// </summary>
/// <param name="context">The parse tree.</param>
public virtual void ExitImportSection([NotNull] LUFileParser.ImportSectionContext context)
{
}
