chore: migrate to gitea

vendor/cloud.google.com/go/auth/credentials/internal/externalaccount/info.go

@@ -0,0 +1,74 @@
+// Copyright 2023 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package externalaccount
+
+import (
+	"runtime"
+	"strings"
+	"unicode"
+)
+
+var (
+	// version is a package internal global variable for testing purposes.
+	version = runtime.Version
+)
+
+// versionUnknown is only used when the runtime version cannot be determined.
+const versionUnknown = "UNKNOWN"
+
+// goVersion returns a Go runtime version derived from the runtime environment
+// that is modified to be suitable for reporting in a header, meaning it has no
+// whitespace. If it is unable to determine the Go runtime version, it returns
+// versionUnknown.
+func goVersion() string {
+	const develPrefix = "devel +"
+
+	s := version()
+	if strings.HasPrefix(s, develPrefix) {
+		s = s[len(develPrefix):]
+		if p := strings.IndexFunc(s, unicode.IsSpace); p >= 0 {
+			s = s[:p]
+		}
+		return s
+	} else if p := strings.IndexFunc(s, unicode.IsSpace); p >= 0 {
+		s = s[:p]
+	}
+
+	notSemverRune := func(r rune) bool {
+		return !strings.ContainsRune("0123456789.", r)
+	}
+
+	if strings.HasPrefix(s, "go1") {
+		s = s[2:]
+		var prerelease string
+		if p := strings.IndexFunc(s, notSemverRune); p >= 0 {
+			s, prerelease = s[:p], s[p:]
+		}
+		if strings.HasSuffix(s, ".") {
+			s += "0"
+		} else if strings.Count(s, ".") < 2 {
+			s += ".0"
+		}
+		if prerelease != "" {
+			// Some release candidates already have a dash in them.
+			if !strings.HasPrefix(prerelease, "-") {
+				prerelease = "-" + prerelease
+			}
+			s += prerelease
+		}
+		return s
+	}
+	return versionUnknown
+}