mirror of
https://github.com/go-gitea/gitea
synced 2024-11-07 18:54:25 +00:00
41 lines
1.1 KiB
Go
Vendored
41 lines
1.1 KiB
Go
Vendored
// Copyright 2020 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 gocommand
|
|
|
|
import (
|
|
"context"
|
|
"fmt"
|
|
"strings"
|
|
)
|
|
|
|
// GoVersion checks the go version by running "go list" with modules off.
|
|
// It returns the X in Go 1.X.
|
|
func GoVersion(ctx context.Context, inv Invocation, r *Runner) (int, error) {
|
|
inv.Verb = "list"
|
|
inv.Args = []string{"-e", "-f", `{{context.ReleaseTags}}`}
|
|
inv.Env = append(append([]string{}, inv.Env...), "GO111MODULE=off")
|
|
// Unset any unneeded flags.
|
|
inv.ModFile = ""
|
|
inv.ModFlag = ""
|
|
stdoutBytes, err := r.Run(ctx, inv)
|
|
if err != nil {
|
|
return 0, err
|
|
}
|
|
stdout := stdoutBytes.String()
|
|
if len(stdout) < 3 {
|
|
return 0, fmt.Errorf("bad ReleaseTags output: %q", stdout)
|
|
}
|
|
// Split up "[go1.1 go1.15]"
|
|
tags := strings.Fields(stdout[1 : len(stdout)-2])
|
|
for i := len(tags) - 1; i >= 0; i-- {
|
|
var version int
|
|
if _, err := fmt.Sscanf(tags[i], "go1.%d", &version); err != nil {
|
|
continue
|
|
}
|
|
return version, nil
|
|
}
|
|
return 0, fmt.Errorf("no parseable ReleaseTags in %v", tags)
|
|
}
|