/
vers.go
60 lines (47 loc) · 1.23 KB
/
vers.go
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// Package vers provides version checking functionalities.
package vers
import (
"strings"
"github.com/blang/semver"
"github.com/openacid/must"
)
// VersionGetter defines GetVersion()
//
// Since 0.1.7
type VersionGetter interface {
GetVersion() string
}
// IsCompatible checks if a verion "ver" satisfies semantic version spec.
//
// `>1.0.0 <2.0.0 || >3.0.0 !4.2.1` would match `1.2.3`, `1.9.9`, `3.1.1`.
// Not `4.2.1`, `2.1.1`
//
// Deprecated: Should use Check() which would panic if version is invalid.
//
// Since 0.1.7
func IsCompatible(ver string, spec []string) bool {
sp := strings.Join(spec, " || ")
v, err := semver.Parse(ver)
if err != nil {
return false
}
chk, err := semver.ParseRange(sp)
if err != nil {
return false
}
return chk(v)
}
// Check checks if a verion "ver" satisfies any of the semantic versions in "spec".
//
// `>1.0.0 <2.0.0 || >3.0.0 !4.2.1` would match `1.2.3`, `1.9.9`, `3.1.1`.
// Not `4.2.1`, `2.1.1`
//
// Since 0.1.9
func Check(ver string, spec ...string) bool {
sp := strings.Join(spec, " || ")
v, err := semver.Parse(ver)
must.Be.NoError(err, "ver must be valid but: %q", ver)
chk, err := semver.ParseRange(sp)
must.Be.NoError(err, "spec must be valid but: %q", spec)
return chk(v)
}