🐛 Don't break visiting IPv6 hosts when port 1965 is specified

Fixes #195

CHANGELOG.md

@@ -17,6 +17,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Bookmarks modal closes on ESC like the others (#173)
 - Handle empty META string (#176)
 - Whitespace around the URL entered in the bottom bar is stripped (#184)
+- Don't break visiting IPv6 hosts when port 1965 is specified (#195)
 
 
 ## [1.7.2] - 2020-12-21

display/util.go

@@ -105,7 +105,12 @@ func normalizeURL(u string) string {
 	parsed.Fragment = "" // No fragments either
 	if parsed.Port() == "1965" {
 		// Always remove default port
-		parsed.Host = parsed.Hostname()
+		hostname := parsed.Hostname()
+		if strings.Contains(hostname, ":") {
+			parsed.Host = "[" + parsed.Hostname() + "]"
+		} else {
+			parsed.Host = parsed.Hostname()
+		}
 	}
 
 	// Add slash to the end of a URL with just a domain

display/util_test.go

@@ -27,6 +27,11 @@ var normalizeURLTests = []struct {
 	{"gemini://example.com/蛸", "gemini://example.com/%E8%9B%B8"},
 	{"gemini://gemini.circumlunar.space/%64%6f%63%73/;;.'%66%61%71蛸%2e%67%6d%69", "gemini://gemini.circumlunar.space/docs/%3B%3B.%27faq%E8%9B%B8.gmi"},
 	{"gemini://example.com/?%2Ch%64ello蛸", "gemini://example.com/?%2Chdello%E8%9B%B8"},
+	// IPv6 tests, see #195
+	{"gemini://[::1]", "gemini://[::1]/"},
+	{"gemini://[::1]:1965", "gemini://[::1]/"},
+	{"gemini://[::1]/test", "gemini://[::1]/test"},
+	{"gemini://[::1]:1965/test", "gemini://[::1]/test"},
 }
 
 func TestNormalizeURL(t *testing.T) {