add filters

Author: samber

README.md

@@ -228,12 +228,33 @@ e.Use(
 e.Use(middleware.Recover())
 ```
 
+Available filters:
+
+### Filters
+
+```go
+logger := slog.New(slog.NewTextHandler(os.Stdout, nil))
+
+router := gin.New()
+router.Use(
+	sloggin.NewWithFilters(
+		logger,
+		sloggin.Accept(func (c *gin.Context) bool {
+			return xxx
+		}),
+		sloggin.IgnoreStatus(401, 404),
+	),
+)
+```
+
 Available filters:
 - Accept / Ignore
 - AcceptMethod / IgnoreMethod
 - AcceptStatus / IgnoreStatus
-- AcceptStatusGreaterThan / IgnoreStatusLessThan
-- AcceptStatusGreaterThanOrEqual / IgnoreStatusLessThanOrEqual
+- AcceptStatusGreaterThan / IgnoreStatusGreaterThan
+- AcceptStatusLessThan / IgnoreStatusLessThan
+- AcceptStatusGreaterThanOrEqual / IgnoreStatusGreaterThanOrEqual
+- AcceptStatusLessThanOrEqual / IgnoreStatusLessThanOrEqual
 - AcceptPath / IgnorePath
 - AcceptPathContains / IgnorePathContains
 - AcceptPathPrefix / IgnorePathPrefix

filters.go

@@ -73,24 +73,40 @@ func AcceptStatusGreaterThan(status int) Filter {
 	}
 }
 
-func IgnoreStatusLessThan(status int) Filter {
+func AcceptStatusGreaterThanOrEqual(status int) Filter {
 	return func(c echo.Context) bool {
-		return c.Response().Status < status
+		return c.Response().Status >= status
 	}
 }
 
-func AcceptStatusGreaterThanOrEqual(status int) Filter {
+func AcceptStatusLessThan(status int) Filter {
 	return func(c echo.Context) bool {
-		return c.Response().Status >= status
+		return c.Response().Status < status
 	}
 }
 
-func IgnoreStatusLessThanOrEqual(status int) Filter {
+func AcceptStatusLessThanOrEqual(status int) Filter {
 	return func(c echo.Context) bool {
 		return c.Response().Status <= status
 	}
 }
 
+func IgnoreStatusGreaterThan(status int) Filter {
+	return AcceptStatusLessThanOrEqual(status)
+}
+
+func IgnoreStatusGreaterThanOrEqual(status int) Filter {
+	return AcceptStatusLessThan(status)
+}
+
+func IgnoreStatusLessThan(status int) Filter {
+	return AcceptStatusGreaterThanOrEqual(status)
+}
+
+func IgnoreStatusLessThanOrEqual(status int) Filter {
+	return AcceptStatusGreaterThan(status)
+}
+
 // Path
 func AcceptPath(urls ...string) Filter {
 	return func(c echo.Context) bool {