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internal/build: use 'git tag --points-at' to get the current tag

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This should restore support for building with git 1.x.
This commit is contained in:
Felix Lange 2016-11-27 18:40:28 +01:00
parent 4c8c5e2f74
commit 20899c05a4
1 changed files with 6 additions and 1 deletions
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7
internal/build/env.go
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@ -20,6 +20,7 @@ import (
"flag"
"fmt"
"os"
"strings"
)
var (
@ -89,11 +90,15 @@ func LocalEnv() Environment {
}
}
if env.Tag == "" {
env.Tag = RunGit("for-each-ref", "--points-at=HEAD", "--count=1", "--format=%(refname:short)", "refs/tags")
env.Tag = firstLine(RunGit("tag", "-l", "--points-at", "HEAD"))
}
return env
}
func firstLine(s string) string {
return strings.Split(s, "\n")[0]
}
func applyEnvFlags(env Environment) Environment {
if !flag.Parsed() {
panic("you need to call flag.Parse before Env or LocalEnv")