From 566e511c9e5cbe6530dcd8212533f11f5d8ecb7a Mon Sep 17 00:00:00 2001
From: Paul Duncan <pabs@pablotron.org>
Date: Mon, 31 Jan 2022 14:36:08 -0500
Subject: mv internal/cvss/v3{,0}metric.go, add internal/cvss/v31metric.go

---
 internal/cvss/v31vector.go | 65 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 65 insertions(+)
 create mode 100644 internal/cvss/v31vector.go

(limited to 'internal/cvss/v31vector.go')

diff --git a/internal/cvss/v31vector.go b/internal/cvss/v31vector.go
new file mode 100644
index 0000000..65536cf
--- /dev/null
+++ b/internal/cvss/v31vector.go
@@ -0,0 +1,65 @@
+// CVSS vector parser.
+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 result
+  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) {
+  strs := strings.Split(s, "/")
+  r := make([]v3Metric, len(strs))
+
+  // walk metric strings
+  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
+  }
+
+  // build and return vector
+  return v31Vector(r), nil
+}
-- 
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