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6 changes: 5 additions & 1 deletion internal/update/semver.go
Original file line number Diff line number Diff line change
Expand Up @@ -15,12 +15,15 @@
package update

import (
"strings"

"golang.org/x/mod/semver"

"github.com/slackapi/slack-cli/internal/slackerror"
)

// SemVerGreaterThan returns true if release is greater than current
// SemVerGreaterThan returns true if release is greater than current, ignoring
// prerelease and development suffixes of current
func SemVerGreaterThan(release string, current string) (bool, error) {
r := ensureVPrefix(release)
c := ensureVPrefix(current)
Expand All @@ -32,6 +35,7 @@ func SemVerGreaterThan(release string, current string) (bool, error) {
return false, slackerror.New(slackerror.ErrInvalidSemVer).
WithMessage("Value %s is not a semantic version", current)
}
c = strings.TrimSuffix(semver.Canonical(c), semver.Prerelease(c))
return semver.Compare(r, c) > 0, nil
}

Expand Down
15 changes: 15 additions & 0 deletions internal/update/semver_test.go
Original file line number Diff line number Diff line change
Expand Up @@ -63,6 +63,21 @@ func Test_Update_SemVerGreaterThan(t *testing.T) {
v2: "2.0.1",
expected: false,
},
"same release of a development build is not greater": {
v1: "v4.11.0",
v2: "v4.11.0-9-g154975a",
expected: false,
},
"newer release of a development build is greater": {
v1: "v4.12.0",
v2: "v4.11.0-9-g154975a",
expected: true,
},
"same release of a feature build is not greater": {
v1: "v4.11.0",
v2: "v4.11.0-example-feature",
expected: false,
},
"invalid first version errors": {
v1: "dev",
v2: "2.0.1",
Expand Down
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