gogga/source/gogga/extras.d

91 lines
2.2 KiB
D

/**
* Extra helper utilities
*
* Authors: Tristan Brice Velloza Kildaire (deavmi)
*/
module gogga.extras;
import gogga.core : GoggaLogger;
/**
* Mixes in a set of easy helper methods
* for each log-level in `Level`, with
* matching nams
*
* Params:
* gLogger = the `GoggaLogger` identifier
*/
public mixin template LoggingFuncs(alias gLogger)
if(__traits(isSame, typeof(gLogger), GoggaLogger))
{
import std.meta : AliasSeq, aliasSeqOf;
import std.traits : ParameterDefaults;
import std.traits : EnumMembers;
import dlog.basic : Level;
/**
* Generatesd a function named after
* the given log level and using
* the log level provided with
* the correct default (call-site
* based) arguments containing
* line information
*
* Params:
* gLogger = the logger identifier
* level = the log level
*/
private mixin template MakeFuncFor(alias GoggaLogger gLogger, Level level)
{
import std.conv : to;
import gogga.core : GoggaCompInfo;
mixin(`
public void `~to!(string)(level)~`(Text...)
(
Text segments,
string c1 = __FILE_FULL_PATH__,
string c2 = __FILE__,
ulong c3 = __LINE__,
string c4 = __MODULE__,
string c5 = __FUNCTION__,
string c6 = __PRETTY_FUNCTION__
)
{
gLogger.doLog(segments, GoggaCompInfo(c1, c2, c3, c4, c5, c6), Level.`~to!(string)(level)~`);
}
`);
}
// Generate methods per each log level
static foreach(level; EnumMembers!(Level))
{
mixin MakeFuncFor!(gLogger, level);
}
}
version(unittest)
{
import gogga.extras;
import std.stdio : writeln, stdout;
import dlog.basic : Level, FileHandler;
}
/**
* Tests using the mixin for method
* names
*/
unittest
{
GoggaLogger gLogger = new GoggaLogger();
gLogger.addHandler(new FileHandler(stdout));
gLogger.setLevel(Level.DEBUG);
mixin LoggingFuncs!(gLogger);
DEBUG("This is debug", 2.3, true, [2,2]);
ERROR("This is error", 2.3, true, [2,2]);
INFO("This is info", 2.3, true, [2,2]);
WARN("This is warn", 2.3, true, [2,2]);
writeln();
}