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// Copyright 2018 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package goproxytest
// This code was taken from src/cmd/go/internal/modfetch/codehost.
// allHex reports whether the revision rev is entirely lower-case hexadecimal digits.
func allHex(rev string) bool {
for i := range len(rev) {
c := rev[i]
if '0' <= c && c <= '9' || 'a' <= c && c <= 'f' {
continue
}
return false
}
return true
}
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