fix: fix some typos (#1869)

README.md

@@ -4,7 +4,7 @@
 <a href="https://github.com/go-kratos/kratos/actions"><img src="https://github.com/go-kratos/kratos/workflows/Go/badge.svg" alt="Build Status"></a>
 <a href="https://pkg.go.dev/github.com/go-kratos/kratos/v2"><img src="https://pkg.go.dev/badge/github.com/go-kratos/kratos/v2" alt="GoDoc"></a>
 <a href="https://codecov.io/gh/go-kratos/kratos"><img src="https://codecov.io/gh/go-kratos/kratos/master/graph/badge.svg" alt="codeCov"></a>
-<a href="https://goreportcard.com/report/github.com/go-kratos/kratos"><img src="https://goreportcard.com/badge/github.com/go-kratos/kratos" alt="Go Report Card" /a>
+<a href="https://goreportcard.com/report/github.com/go-kratos/kratos"><img src="https://goreportcard.com/badge/github.com/go-kratos/kratos" alt="Go Report Card"></a>
 <a href="https://github.com/go-kratos/kratos/blob/main/LICENSE"><img src="https://img.shields.io/github/license/go-kratos/kratos" alt="License"></a>
 <a href="https://github.com/avelino/awesome-go"><img src="https://awesome.re/mentioned-badge.svg" alt="Awesome Go"></a>
 <a href="https://discord.gg/BWzJsUJ"><img src="https://img.shields.io/discord/766619759214854164?label=chat&logo=discord" alt="Discord"></a>

README_zh.md

@@ -4,7 +4,7 @@
 <a href="https://github.com/go-kratos/kratos/actions"><img src="https://github.com/go-kratos/kratos/workflows/Go/badge.svg" alt="Build Status"></a>
 <a href="https://pkg.go.dev/github.com/go-kratos/kratos/v2"><img src="https://pkg.go.dev/badge/github.com/go-kratos/kratos/v2" alt="GoDoc"></a>
 <a href="https://codecov.io/gh/go-kratos/kratos"><img src="https://codecov.io/gh/go-kratos/kratos/master/graph/badge.svg" alt="codeCov"></a>
-<a href="https://goreportcard.com/report/github.com/go-kratos/kratos"><img src="https://goreportcard.com/badge/github.com/go-kratos/kratos" alt="Go Report Card" /a>
+<a href="https://goreportcard.com/report/github.com/go-kratos/kratos"><img src="https://goreportcard.com/badge/github.com/go-kratos/kratos" alt="Go Report Card"></a>
 <a href="https://github.com/go-kratos/kratos/blob/main/LICENSE"><img src="https://img.shields.io/github/license/go-kratos/kratos" alt="License"></a>
 <a href="https://github.com/avelino/awesome-go"><img src="https://awesome.re/mentioned-badge.svg" alt="Awesome Go"></a>
 <a href="https://discord.gg/BWzJsUJ"><img src="https://img.shields.io/discord/766619759214854164?label=chat&logo=discord" alt="Discord"></a>

errors/errors.go

@@ -69,7 +69,7 @@ func Errorf(code int, reason, format string, a ...interface{}) error {
 	return New(code, reason, fmt.Sprintf(format, a...))
 }
 
-// Code returns the http code for a error.
+// Code returns the http code for an error.
 // It supports wrapped errors.
 func Code(err error) int {
 	if err == nil {

log/global.go

@@ -8,7 +8,7 @@ import (
 var global = &loggerAppliance{}
 
 // loggerAppliance is the proxy of `Logger` to
-// make logger change will effect to all sub-logger.
+// make logger change will affect all sub-logger.
 type loggerAppliance struct {
 	lock sync.Mutex
 	Logger

log/value.go

@@ -28,7 +28,7 @@ func Value(ctx context.Context, v interface{}) interface{} {
 	return v
 }
 
-// Caller returns returns a Valuer that returns a pkg/file:line description of the caller.
+// Caller returns a Valuer that returns a pkg/file:line description of the caller.
 func Caller(depth int) Valuer {
 	return func(context.Context) interface{} {
 		d := depth