/// <summary>
/// Single log-value version of <see cref="LogWithMemberInfo(ISpan,IEnumerable{KeyValuePair{string,object}},CallerInfoLogFlags,string,string,string,int)"/>
/// </summary>
public static ISpan LogWithMemberInfo(
this ISpan span,
string fieldKey,
object fieldValue,
CallerInfoLogFlags logFlags = CallerInfoLogFlags.AllInformation,
string memberNameLogKey = Constants.CallerMemberNameLogKey,
string lineNumberLogKey = Constants.CallerMemberLineNumberLogKey,
[CallerMemberName] string memberName = null,
[CallerLineNumber] int lineNumber = -1)
{
var fields = new[]
{
new KeyValuePair <string, object>(fieldKey, fieldValue),
};
var memberFields = CreateFields(
logFlags,
memberNameLogKey,
lineNumberLogKey,
memberName,
lineNumber);
return(span
.Log(fields.Concat(memberFields)));
}
private static KeyValuePair <string, object>[] CreateFields(
CallerInfoLogFlags logFlags,
string memberNameLogKey,
string lineNumberLogKey,
string memberName,
int lineNumber)
{
switch (logFlags)
{
case CallerInfoLogFlags.None:
return(new KeyValuePair <string, object>[] { });
case CallerInfoLogFlags.CallerMemberName:
return(new[]
{
new KeyValuePair <string, object>(memberNameLogKey, memberName),
});
case CallerInfoLogFlags.CallerLineNumber:
return(new[]
{
new KeyValuePair <string, object>(lineNumberLogKey, lineNumber),
});
case CallerInfoLogFlags.CallerMemberName | CallerInfoLogFlags.CallerLineNumber:
return(new[]
{
new KeyValuePair <string, object>(memberNameLogKey, memberName),
new KeyValuePair <string, object>(lineNumberLogKey, lineNumber),
});
default:
throw new ArgumentOutOfRangeException(nameof(logFlags), logFlags, null);
}
}
/// <summary>
/// Logs information about the location of the log line as obtained by
/// <see cref="CallerMemberNameAttribute"/> and <see cref="CallerLineNumberAttribute"/>.
/// </summary>
public static ISpan LogMemberInfo(
this ISpan span,
CallerInfoLogFlags logFlags = CallerInfoLogFlags.AllInformation,
string memberNameLogKey = Constants.CallerMemberNameLogKey,
string lineNumberLogKey = Constants.CallerMemberLineNumberLogKey,
[CallerMemberName] string memberName = null,
[CallerLineNumber] int lineNumber = -1)
{
var fields = CreateFields(
logFlags,
memberNameLogKey,
lineNumberLogKey,
memberName,
lineNumber);
return(span
.Log(fields));
}
