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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
import (
"regexp"
"strings"
"golang.org/x/mod/semver"
)
// This code was taken from cmd/go/internal/modfetch/pseudo.go
var pseudoVersionRE = regexp.MustCompile(`^v[0-9]+\.(0\.0-|\d+\.\d+-([^+]*\.)?0\.)\d{14}-[A-Za-z0-9]+(\+incompatible)?$`)
// isPseudoVersion reports whether v is a pseudo-version.
func isPseudoVersion(v string) bool {
return strings.Count(v, "-") >= 2 && semver.IsValid(v) && pseudoVersionRE.MatchString(v)
}
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