38 lines
666 B
Go
38 lines
666 B
Go
package lint
|
|
|
|
import (
|
|
"bufio"
|
|
"bytes"
|
|
"io"
|
|
)
|
|
|
|
var (
|
|
// used by cgo before Go 1.11
|
|
oldCgo = []byte("// Created by cgo - DO NOT EDIT")
|
|
prefix = []byte("// Code generated ")
|
|
suffix = []byte(" DO NOT EDIT.")
|
|
nl = []byte("\n")
|
|
crnl = []byte("\r\n")
|
|
)
|
|
|
|
func isGenerated(r io.Reader) bool {
|
|
br := bufio.NewReader(r)
|
|
for {
|
|
s, err := br.ReadBytes('\n')
|
|
if err != nil && err != io.EOF {
|
|
return false
|
|
}
|
|
s = bytes.TrimSuffix(s, crnl)
|
|
s = bytes.TrimSuffix(s, nl)
|
|
if bytes.HasPrefix(s, prefix) && bytes.HasSuffix(s, suffix) {
|
|
return true
|
|
}
|
|
if bytes.Equal(s, oldCgo) {
|
|
return true
|
|
}
|
|
if err == io.EOF {
|
|
break
|
|
}
|
|
}
|
|
return false
|
|
}
|