podman

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package messageregexp
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import (
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	"fmt"
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	"regexp"
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	"strings"
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	"github.com/vbatts/git-validation/git"
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	"github.com/vbatts/git-validation/validate"
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)
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func init() {
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	validate.RegisterRule(RegexpRule)
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}
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var (
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	// RegexpRule for validating a user provided regex on the commit messages
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	RegexpRule = validate.Rule{
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		Name:        "message_regexp",
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		Description: "checks the commit message for a user provided regular expression",
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		Run:         ValidateMessageRegexp,
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		Default:     false, // only for users specifically calling it through -run ...
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	}
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)
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// ValidateMessageRegexp is the message regex func to run
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func ValidateMessageRegexp(r validate.Rule, c git.CommitEntry) (vr validate.Result) {
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	if r.Value == "" {
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		vr.Pass = true
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		vr.Msg = "noop: message_regexp value is blank"
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		return vr
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	}
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	re := regexp.MustCompile(r.Value)
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	vr.CommitEntry = c
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	if len(strings.Split(c["parent"], " ")) > 1 {
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		vr.Pass = true
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		vr.Msg = "merge commits are not checked for message_regexp"
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		return vr
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	}
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	hasValid := false
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	for _, line := range strings.Split(c["subject"], "\n") {
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		if re.MatchString(line) {
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			hasValid = true
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		}
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	}
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	for _, line := range strings.Split(c["body"], "\n") {
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		if re.MatchString(line) {
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			hasValid = true
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		}
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	}
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	if !hasValid {
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		vr.Pass = false
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		vr.Msg = fmt.Sprintf("commit message does not match %q", r.Value)
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	} else {
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		vr.Pass = true
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		vr.Msg = fmt.Sprintf("commit message matches %q", r.Value)
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	}
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	return vr
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}
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