enable valid prefix

ridhoq · sschuberth · commit 6f82665e37f1 · 2024-03-04T08:03:45.000+01:00
Signed-off-by: Ridwan Hoq &lt;ridwanhoq@microsoft.com&gt;
diff --git a/packageurl.go b/packageurl.go
@@ -457,8 +457,8 @@ func (p *PackageURL) Normalize() error {
 	}
 	subpath := strings.Trim(p.Subpath, "/")
 	segs := strings.Split(p.Subpath, "/")
-	for _, s := range segs {
-		if s == "." || s == ".." {
+	for i, s := range segs {
+		if (s == "." || s == "..") && i != 0 {
 			return fmt.Errorf("invalid Package URL subpath: %q", p.Subpath)
 		}
 	}

Original file line number	Diff line number	Diff line change
`@@ -457,8 +457,8 @@ func (p *PackageURL) Normalize() error {`
`457`	`457`	`}`
`458`	`458`	`subpath := strings.Trim(p.Subpath, "/")`
`459`	`459`	`segs := strings.Split(p.Subpath, "/")`
`460`		`- for _, s := range segs {`
`461`		`- if s == "." \|\| s == ".." {`
	`460`	`+ for i, s := range segs {`
	`461`	`+ if (s == "." \|\| s == "..") && i != 0 {`
`462`	`462`	`return fmt.Errorf("invalid Package URL subpath: %q", p.Subpath)`
`463`	`463`	`}`
`464`	`464`	`}`