private void ParseIndentSize()
{
if (!_properties.TryGetValue("indent_size", out string indentSize))
{
return;
}
switch (indentSize)
{
case "unset":
IndentSize = new IndentSize();
return;
case "tab":
IndentSize = new IndentSize(true);
return;
default:
int size;
if (int.TryParse(indentSize, out size) && size > 0)
{
IndentSize = new IndentSize(size);
}
return;
}
}
/// <summary>
/// Holds the editor configuration for a file, please use <see cref="EditorConfigParser.Parse"/> to get an instance
/// </summary>
internal FileConfiguration(Version version, string fileName, List <ConfigSection> sections)
{
if (version == null)
{
throw new ArgumentNullException(nameof(version));
}
if (string.IsNullOrWhiteSpace(fileName))
{
throw new ArgumentException("file should not be null or whitespace", nameof(fileName));
}
FileName = fileName;
Version = version;
Sections = sections;
var allProperties = sections.SelectMany(section => section);
var properties = new Dictionary <string, string>();
foreach (var kv in allProperties)
{
properties[kv.Key] = kv.Value;
}
IndentStyle = Sections.FirstOrDefault(s => s.IndentStyle.HasValue)?.IndentStyle;
IndentSize = Sections.LastOrDefault(s => s.IndentSize != null)?.IndentSize;
TabWidth = Sections.FirstOrDefault(s => s.TabWidth.HasValue)?.TabWidth;
EndOfLine = Sections.FirstOrDefault(s => s.EndOfLine.HasValue)?.EndOfLine;
Charset = Sections.FirstOrDefault(s => s.Charset.HasValue)?.Charset;
TrimTrailingWhitespace = Sections.FirstOrDefault(s => s.TrimTrailingWhitespace.HasValue)?.TrimTrailingWhitespace;
InsertFinalNewline = Sections.FirstOrDefault(s => s.InsertFinalNewline.HasValue)?.InsertFinalNewline;
MaxLineLength = Sections.FirstOrDefault(s => s.MaxLineLength.HasValue)?.MaxLineLength;
//default tab_width to indent_size when indent size is a number
if (IndentSize != null && IndentSize.NumberOfColumns.HasValue)
{
TabWidth = IndentSize.NumberOfColumns.Value;
properties["tab_width"] = TabWidth.Value.ToString();
}
// Set indent_size to "tab" if indent_size is unspecified and indent_style is set to "tab".
if (IndentStyle.HasValue && IndentStyle == Core.IndentStyle.Tab && IndentSize == null &&
Version >= new Version(0, 10))
{
IndentSize = IndentSize.Tab;
properties["indent_size"] = "tab";
}
// Set tab_width to indent_size if indent_size is specified and tab_width is unspecified
if (IndentSize != null && !TabWidth.HasValue && !IndentSize.UseTabWidth)
{
//only set tab_width to indent_size if indent size holds a positive integer
if (IndentSize.NumberOfColumns.HasValue && IndentSize.NumberOfColumns.Value >= 0)
{
TabWidth = IndentSize.NumberOfColumns.Value;
properties["tab_width"] = TabWidth.Value.ToString();
}
// unset carries over see:
// ctest . -R "unset_indent_size"
else if (IndentSize.IsUnset)
{
TabWidth = new int?();
properties["tab_width"] = "unset";
}
}
// Set indent_size to tab_width if indent_size is "tab"
if (IndentSize != null && TabWidth != null && IndentSize.UseTabWidth)
{
IndentSize = IndentSize.Columns(TabWidth.Value);
properties["indent_size"] = TabWidth.Value.ToString();
}
Properties = new ReadOnlyDictionary <string, string>(properties);
}
