add dynamic package.json parsing of author field

Signed-off-by: Alex Goodman <alex.goodman@anchore.com>

internal/parse.go

@@ -0,0 +1,15 @@
+package internal
+
+import "regexp"
+
+// MatchCaptureGroups takes a regular expression and string and returns all of the named capture group results in a map.
+func MatchCaptureGroups(regEx *regexp.Regexp, str string) map[string]string {
+	match := regEx.FindStringSubmatch(str)
+	results := make(map[string]string)
+	for i, name := range regEx.SubexpNames() {
+		if i > 0 && i <= len(match) {
+			results[name] = match[i]
+		}
+	}
+	return results
+}