private static string CustomStringFormat(string format, object[] args)
{
var builder = LocalStringBuilderCache.New(format.Length + (args?.Length ?? 0) * 5);
CustomStringFormat(builder, format, args);
return(LocalStringBuilderCache.GetStringAndRelease(builder));
}
private static string GetEnumMemberName(FieldInfo member)
{
var attr1 = member.GetCustomAttribute <EnumMemberNameAttribute>();
if (attr1 != null)
{
return(attr1.Name);
}
var attr2 = member.GetCustomAttribute <EnumMemberAttribute>();
if (attr2 != null)
{
return(attr2.Value);
}
var name = member.Name;
var sb = LocalStringBuilderCache.New(name.Length + 5);
for (var i = 0; i < name.Length; i++)
{
var c = name[i];
if (i > 0 && char.IsUpper(c) && char.IsLower(name[i - 1]))
{
sb.Append('_');
}
sb.Append(char.ToUpperInvariant(c));
}
return(LocalStringBuilderCache.GetStringAndRelease(sb));
}
private static ILogMessage MakeCore(StringBuilder builder, ILogField[] fields)
{
if (fields != null && fields.Length > 0)
{
// Автоматическое добавление завершающей точки
if (builder.Length > 0 && builder[builder.Length - 1] != '.')
{
builder.Append('.');
}
// Автоматическое добавление завершающего пробела
if (builder.Length > 0 && !char.IsWhiteSpace(builder[builder.Length - 1]))
{
builder.Append(' ');
}
for (var i = 0; i < fields.Length; i++)
{
builder.Append(fields[i].Print(PrintOption.Default));
if (i != fields.Length - 1)
{
builder.Append(", ");
}
(fields[i] as IReusable)?.Release();
}
}
return(LogMessageImpl.Create(LocalStringBuilderCache.GetStringAndRelease(builder)));
}
/// <summary>
/// Собрать сообщение лога из строки и списка именованных полей
/// </summary>
public static ILogMessage MakeString(string text, params ILogField[] fields)
{
var builder = LocalStringBuilderCache.New();
builder.Append(text);
return(MakeCore(builder, fields));
}
/// <summary>
/// Собрать сообщение лога из $-строки и списка именованных полей
/// </summary>
public static ILogMessage Make(FormattableString text, params ILogField[] fields)
{
var builder = LocalStringBuilderCache.New();
FormattingHelper.FormatMessageInPlace(builder, text);
return(MakeCore(builder, fields));
}
private static string Normalize(string name)
{
var sb = LocalStringBuilderCache.New(name.Length);
foreach (var c in name)
{
if (char.IsDigit(c) || char.IsUpper(c) || c == '_')
{
sb.Append(c);
}
else if (char.IsLower(c))
{
sb.Append(char.ToUpperInvariant(c));
}
}
return(LocalStringBuilderCache.GetStringAndRelease(sb));
}
internal static string EscapeString(string str, bool quoteIfNecessary = true)
{
if (str == null)
{
return(NullStr);
}
if (str.Length == 0)
{
return(EmptyStr);
}
if (str == "null")
{
return("'null'");
}
if (str.Length > 1)
{
var first = str[0];
var last = str[str.Length - 1];
if (IsMatchingPairOfBrackets(first, last))
{
return(str);
}
}
if (!quoteIfNecessary)
{
return(str);
}
var shouldEscape = false;
for (var i = 0; i < str.Length; i++)
{
var c = str[i];
if (!char.IsLetterOrDigit(c) && !char.IsPunctuation(c))
{
shouldEscape = true;
break;
}
}
if (!shouldEscape)
{
return(str);
}
var sb = LocalStringBuilderCache.New(str.Length + 2);
sb.Append("'");
for (var i = 0; i < str.Length; i++)
{
var c = str[i];
switch (c)
{
case '\r':
sb.Append("\\r");
break;
case '\n':
sb.Append("\\n");
break;
case '\t':
sb.Append("\\t");
break;
case '\'':
sb.Append("\\'");
break;
default:
sb.Append(c);
break;
}
}
sb.Append("'");
return(sb.ToString());
}
