List <Snippet> FilesToSnippets(string key)
{
return(snippetSourceFiles
.Where(file => file.EndsWith(key, StringComparison.OrdinalIgnoreCase))
.Select(file =>
{
var allText = File.ReadAllText(file);
return Snippet.Build(
startLine: 1,
endLine: allText.LineCount(),
value: allText,
key: key,
language: Path.GetExtension(file).Substring(1),
path: file);
})
.ToList());
}
bool TryGetSupText(Snippet snippet, string anchor, [NotNullWhen(true)] out string?supText)
{
var linkForAnchor = $"<a href='#{anchor}' title='Start of snippet'>anchor</a>";
if (snippet.Path == null)
{
// id anchors not supported on TFS
//https://developercommunity.visualstudio.com/content/problem/63289/anchors-in-markdown-documents-not-working.html
if (linkFormat != LinkFormat.Tfs)
{
supText = linkForAnchor;
return(true);
}
supText = null;
return(false);
}
var path = snippet.Path.Replace(@"\", "/");
if (!path.StartsWith(targetDirectory))
{
//if file is not in the targetDirectory then the url wont work
supText = linkForAnchor;
return(true);
}
path = path.Substring(targetDirectory.Length);
var sourceLink = BuildLink(snippet, path);
var linkForSource = $"<a href='{urlPrefix}{sourceLink}' title='Snippet source file'>snippet source</a>";
if (linkFormat == LinkFormat.Tfs)
{
supText = linkForSource;
}
else
{
supText = $"{linkForSource} | {linkForAnchor}";
}
return(true);
}
static IEnumerable <Snippet> GetSnippets(TextReader stringReader, string path, int maxWidth, string newLine)
{
var language = GetLanguageFromPath(path);
LoopStack loopStack = new();
var index = 0;
while (true)
{
index++;
var line = stringReader.ReadLine();
if (line == null)
{
if (loopStack.IsInSnippet)
{
var current = loopStack.Current;
yield return(Snippet.BuildError(
error: "Snippet was not closed",
path: path,
lineNumberInError: current.StartLine + 1,
key: current.Key));
}
break;
}
var trimmedLine = line.Trim();
if (StartEndTester.IsStart(trimmedLine, path, out var key, out var endFunc))
{
loopStack.Push(endFunc, key, index, maxWidth, newLine);
continue;
}
if (!loopStack.IsInSnippet)
{
continue;
}
if (!loopStack.Current.EndFunc(trimmedLine))
{
Snippet?error = null;
try
{
loopStack.AppendLine(line);
}
catch (LineTooLongException exception)
{
var current = loopStack.Current;
error = Snippet.BuildError(
error: "Line too long: " + exception.Line,
path: path,
lineNumberInError: current.StartLine + 1,
key: current.Key);
}
if (error != null)
{
yield return(error);
break;
}
continue;
}
yield return(BuildSnippet(path, loopStack, language, index));
loopStack.Pop();
}
}
static void WriteSnippetValueAndLanguage(Action <string> appendLine, Snippet snippet)
{
appendLine($"```{snippet.Language}");
appendLine(snippet.Value);
appendLine("```");
}
static void WriteSnippet(TextWriter writer, Snippet snippet)
{
writer.WriteLine($@"```{snippet.Language}");
writer.WriteLine(snippet.Value);
writer.WriteLine(@"```");
}