use confusables.SkeletonTweaked to fix the test

Gopkg.lock

@@ -62,11 +62,11 @@
   revision = "9520e82c474b0a04dd04f8a40959027271bab992"
 
 [[projects]]
-  digest = "1:7caf3ea977a13cd8b9a2e1ecef1ccaa8e38f831b4f6ffcb8bd0aa909c48afb3a"
+  digest = "1:940e48aff4b5fe62c3e6fd1245cc35271327a424b7ffbe4febfa83ff8f9c4f53"
   name = "github.com/oragono/confusables"
   packages = ["."]
   pruneopts = "UT"
-  revision = "d5dd03409482fae2457f0742be22782890f720c2"
+  revision = "e65e89839ad43b68dbea2d3ca62f0f1c594b029a"
 
 [[projects]]
   branch = "master"

Gopkg.toml

@@ -50,7 +50,7 @@
   name = "github.com/oragono/go-ident"
 
 [[constraint]]
-  revision = "d5dd03409482fae2457f0742be22782890f720c2"
+  revision = "e65e89839ad43b68dbea2d3ca62f0f1c594b029a"
   name = "github.com/oragono/confusables"
 
 [[constraint]]

irc/strings.go

@@ -108,26 +108,6 @@ func CasefoldName(name string) (string, error) {
 	return lowered, err
 }
 
-// "boring" names are exempt from skeletonization.
-// this is because confusables.txt considers various pure ASCII alphanumeric
-// strings confusable: 0 and O, 1 and l, m and rn. IMO this causes more problems
-// than it solves.
-func isBoring(name string) bool {
-	for i := 0; i < len(name); i += 1 {
-		chr := name[i]
-		if (chr >= 'a' && chr <= 'z') || (chr >= 'A' && chr <= 'Z') || (chr >= '0' && chr <= '9') {
-			continue // alphanumerics
-		}
-		switch chr {
-		case '$', '%', '^', '&', '(', ')', '{', '}', '[', ']', '<', '>', '=':
-			continue // benign printable ascii characters
-		default:
-			return false // potentially confusable ascii like | ' `, non-ascii
-		}
-	}
-	return true
-}
-
 // returns true if the given name is a valid ident, using a mix of Insp and
 // Chary's ident restrictions.
 func isIdent(name string) bool {
@@ -168,9 +148,7 @@ func Skeleton(name string) (string, error) {
 	// same as PRECIS:
 	name = width.Fold.String(name)
 
-	if !isBoring(name) {
-		name = confusables.Skeleton(name)
-	}
+	name = confusables.SkeletonTweaked(name)
 
 	// internationalized lowercasing for skeletons; this is much more lenient than
 	// Casefold. In particular, skeletons are expected to mix scripts (which may

irc/strings_test.go

@@ -128,18 +128,6 @@ func TestCasefoldName(t *testing.T) {
 	}
 }
 
-func TestIsBoring(t *testing.T) {
-	assertBoring := func(str string, expected bool) {
-		if isBoring(str) != expected {
-			t.Errorf("expected [%s] to have boringness [%t], but got [%t]", str, expected, !expected)
-		}
-	}
-
-	assertBoring("warning", true)
-	assertBoring("phi|ip", false)
-	assertBoring("Νικηφόρος", false)
-}
-
 func TestIsIdent(t *testing.T) {
 	assertIdent := func(str string, expected bool) {
 		if isIdent(str) != expected {

vendor

@@ -1 +1 @@
-Subproject commit 8ddbb531841add50f8b7aff8fe00bef311448aaa
+Subproject commit 42b0d2d5d24a9b0ed4295fa04fd66e7c4ff27fa8