all: move from os.IsFoo to errors.Is(err, ErrFoo)

2026-07-26 06:38:42 +00:00 · 2022-08-05 13:18:48 -07:00
parent edbbca5614
commit a2704f1435
9 changed files with 27 additions and 13 deletions
@@ -1,13 +1,15 @@
 package main

 import (
+	"errors"
 	"io"
+	"io/fs"
 	"os"
 )

 func main() {
 	_, err := os.Open("non-exist")
-	if !os.IsNotExist(err) {
+	if !errors.Is(err, fs.ErrNotExist) {
 		panic("should be non exist error")
 	}