encoding/xml: mismatching namespace error misses a space char #49635
Description
What version of Go are you using (go version)?
1.17
Does this issue reproduce with the latest release?
Reproducible on the tip.
What operating system and processor architecture are you using (go env)?
linux/amd64.
What did you do?
go run example.go (https://play.golang.org/p/dU4NQ2vTVyF):
package main
import (
"fmt"
"encoding/xml"
"strings"
)
func main() {
const input = `<a:foo></b:foo>`
d := xml.NewDecoder(strings.NewReader(input))
d.Token() // read StartElement
_, err := d.Token() // read EndElement
fmt.Println(err)
}What did you expect to see?
XML syntax error on line 1: element <foo> in space a closed by </foo> in space b
What did you see instead?
XML syntax error on line 1: element <foo> in space aclosed by </foo> in space b
Note the diff:
- XML syntax error on line 1: element <foo> in space aclosed by </foo> in space b
+ XML syntax error on line 1: element <foo> in space a closed by </foo> in space b