init: 1.0.0

pkg/logger/util.go

@@ -0,0 +1,61 @@
+package logger
+
+import (
+	"fmt"
+	"runtime"
+	"strings"
+	"time"
+)
+
+func getCaller(callDepth int) string {
+	var file string
+	var line int
+	var ok bool
+	noMatch := []string{"logger", "@", "model", "default"}
+
+	if callDepth > 0 {
+		_, file, line, ok = runtime.Caller(callDepth)
+		if !ok {
+			return ""
+		}
+	} else {
+		// skip logger and External library
+		for i := 0; i < 20; i++ {
+			_, file, line, ok = runtime.Caller(i)
+			if !ok {
+				return ""
+			}
+			if !contains(noMatch, file) {
+				break
+			}
+		}
+	}
+	return prettyCaller(file, line)
+}
+
+func getTimestamp() string {
+	return time.Now().Format(timeFormat)
+}
+
+func prettyCaller(file string, line int) string {
+	idx := strings.LastIndexByte(file, '/')
+	if idx < 0 {
+		return fmt.Sprintf("%s:%d", file, line)
+	}
+
+	idx = strings.LastIndexByte(file[:idx], '/')
+	if idx < 0 {
+		return fmt.Sprintf("%s:%d", file, line)
+	}
+
+	return fmt.Sprintf("%s:%d", file[idx+1:], line)
+}
+
+func contains(slice []string, item string) bool {
+	for _, s := range slice {
+		if strings.Contains(item, s) {
+			return true
+		}
+	}
+	return false
+}