feat: proper panic msgs with attrs

examples/params_test.go

@@ -1,6 +1,8 @@
 package examples
 
 import (
+	"errors"
+	"fmt"
 	"testing"
 	"time"
 
@@ -67,3 +69,14 @@ func TestCopyingLoggers(t *testing.T) {
 	logger2.Info("logger2 printed")
 	logger3.Info("logger3 printed")
 }
+
+func TestPanic(t *testing.T) {
+	defer func() {
+		if r := recover(); r != nil {
+			fmt.Println("Recovered. Error:\n", r)
+		}
+	}()
+
+	logger := typelog.NewLogger("test", typelog.WithLogLevel(typelog.LEVEL_DEBUG), typelog.WithJsonFormat(true))
+	logger.CheckPanic(errors.New("my custom error"), "i panicked", typelog.Any("smth", 123))
+}

typelog/msgs.go

@@ -127,7 +127,11 @@ func (l *Logger) CheckPanic(err error, msg string, opts ...LogType) {
 		return
 	}
 	args := append([]SlogAttr{}, newSlogArgs(opts...)...)
-	args = append(args, slog.String("error", fmt.Sprintf("%v", err)))
+	args = append(args,
+		slog.String("err_msg", fmt.Sprintf("%v", err)),
+		slog.String("err_type", fmt.Sprintf("%T", err)),
+	)
 	l.logger.Error(msg, args...)
-	panic(fmt.Sprintf("msg=%s, err=%s errT=%T", msg, err.Error(), err))
+	panic_logger.Error(msg, args...)
+	panic(panic_str.String())
 }

typelog/panic.go

@@ -0,0 +1,20 @@
+package typelog
+
+import (
+	"bytes"
+	"log/slog"
+)
+
+/*
+Global logger for writing formatted msg into string we could input to panic.
+The point of this code that we get string with all formatted slog.Attrs for panic.
+*/
+
+var (
+	panic_logger *slog.Logger
+	panic_str    *bytes.Buffer = bytes.NewBuffer([]byte{})
+)
+
+func init() {
+	panic_logger = slog.New(slog.NewTextHandler(panic_str, &slog.HandlerOptions{Level: slog.LevelDebug}))
+}