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package cvss
import (
"strings"
)
// CVSS v3.1 prefix
var v31Prefix = "CVSS:3.1/"
// CVSS 3.1 vector.
type v31Vector []v3Metric
// Convert vector to string
func (v v31Vector) String() string {
// convert to slice of metrics
metrics := []v3Metric(v)
// build vector
r := make([]string, len(metrics))
for i, m := range(metrics) {
r[i] = m.String()
}
// build and return string
return v31Prefix + strings.Join(r, "/")
}
// Return CVSS version.
func (v31Vector) Version() Version {
return V31
}
// Return metrics in this vector.
func (v v31Vector) Metrics() []Metric {
// build slice of metrics
r := make([]Metric, len(v))
for i, m := range(v) {
r[i] = m
}
// return result
return r
}
// create CVSS 3.1 vector from string.
func newV31Vector(s string) (Vector, error) {
// strip version prefix, split into metric strings
strs := strings.Split(s[len(v31Prefix):], "/")
r := make([]v3Metric, len(strs))
// build results
for i, ms := range(strs) {
// get metric from string
m, err := getV3Metric(V31, ms)
if err != nil {
return nil, err
}
// add to results
r[i] = m
}
// return result
return v31Vector(r), nil
}
// Is the given string a CVSSv3.1 vector string?
func isV31VectorString(s string) bool {
return (len(s) > len(v31Prefix)) && (s[:len(v31Prefix)] == v31Prefix);
}
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