internal static bool IsStartRegion(
string line,
[NotNullWhen(true)] out string?key)
{
if (!line.StartsWith("#region ", StringComparison.Ordinal))
{
key = "";
return(false);
}
var substring = line.Substring(8);
var split = substring.SplitBySpace();
if (split.Length == 0)
{
key = "";
return(false);
}
key = split[0].ToLowerInvariant();
if (split.Length != 1)
{
return(false);
}
if (KeyValidator.IsInValidKey(key))
{
return(false);
}
return(true);
}
internal static bool IsBeginSnippet(
string line,
string path,
[NotNullWhen(true)] out string?key)
{
var beginSnippetIndex = IndexOf(line, "begin-snippet: ");
if (beginSnippetIndex == -1)
{
key = null;
return(false);
}
var startIndex = beginSnippetIndex + 15;
var substring = line
.TrimBackCommentChars(startIndex);
var split = substring.SplitBySpace();
if (split.Length == 0)
{
throw new SnippetReadingException($@"No Key could be derived.
Path: {path}
Line: '{line}'");
}
key = split[0].ToLowerInvariant();
if (split.Length != 1)
{
throw new SnippetReadingException($@"Too many parts.
Path: {path}
Line: '{line}'");
}
if (KeyValidator.IsInValidKey(key))
{
throw new SnippetReadingException($@"Key cannot contain whitespace or start/end with symbols.
Key: {key}
Path: {path}
Line: {line}");
}
return(true);
}