public static void Merge([NotNull] this IniSection current, [NotNull] IniSection other, IniMergeOption options)
{
foreach (var otherEntry in other.Entries)
{
var currentEntry = current.GetEntry(otherEntry.GetName());
if (currentEntry is null)
{
current.Entries.Add(otherEntry);
}
else
{
currentEntry.Merge(otherEntry, options);
}
}
if ((options & IniMergeOption.OverwriteComments) != 0)
{
current.Comment.AddRange(other.Comment);
}
}
[CanBeNull] public static IniEntry GetEntry([NotNull] this IniSection section, [NotNull] string key) => GetEntry(section, key, out _);
public static IniFile Read([NotNull] Func <string> readLine)
{
var ini = new IniFile();
List <string> comment = new List <string>();
IniSection section = new IniSection();
int start = 0;
string line;
while ((line = readLine()) != null)
{
int state = 0;
for (int i = 0; i < line.Length; i++)
{
var c = line[i];
switch (state)
{
case 0:
if (c == ';' || c == '#') // comment
{
comment.Add(line);
goto nextLine;
}
if (c == '[') // start of section line
{
state = 1;
start = i;
break;
}
if (char.IsWhiteSpace(c))
{
continue; // continue looking for the start of the line
}
state = 2; // probably a entry
start = i;
goto case 2; // in case the key is a empty string
case 1:
if (c == ']') // end of section line
{
if (section.Name is object || section.Entries.Count > 0)
{
ini.Sections.Add(section);
}
section = new IniSection()
{
Name = line, Comment = comment, Start = start, End = i
};
comment = new List <string>();
goto nextLine;
}
break;
case 2:
if (c == '=') // line has values => valid entry
{
section.Entries.Add(new IniEntry()
{
Entry = line, Comment = comment, Start = start, Separator = i
});
comment = new List <string>();
goto nextLine;
}
break;
}
}
// line did not parse as anything => either empty or invalid => treat as comment
comment.Add(line);
nextLine :;
}
if (section.Name is object || section.Entries.Count > 0)
{
ini.Sections.Add(section);
}
ini.EofComment = comment;
return(ini);
}
public static string GetName([NotNull] this IniSection section)
{
return(section.Name?.Substring(section.Start + 1, section.End - section.Start - 1));
}
public static string GetValue([NotNull] this IniSection section, [NotNull] string key)
{
return(section.GetEntry(key)?.GetValue());
}
