Fix period escaping.

awalterschulze · Oct 4, 2020 · 909238c · 909238c
1 parent d1b7d4b
commit 909238c
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Showing 2 changed files with 15 additions and 0 deletions.
diff --git a/escape.go b/escape.go
@@ -78,6 +78,9 @@ func isID(s string) bool {
 		if c == '/' {
 			return false
 		}
+		if c == '.' {
+			return false
+		}
 		i++
 	}
 	return pos

diff --git a/escape_test.go b/escape_test.go
@@ -46,11 +46,23 @@ func TestEscape(t *testing.T) {
 	if err := g.AddNode("asdf asdf", "a/b", nil); err != nil {
 		t.Fatal(err)
 	}
+	if err := g.AddNode("asdf asdf", "c.d", nil); err != nil {
+		t.Fatal(err)
+	}
+	if err := g.AddNode("asdf asdf", "e-f", nil); err != nil {
+		t.Fatal(err)
+	}
+	if err := g.AddNode("asdf asdf", "12_34", nil); err != nil {
+		t.Fatal(err)
+	}
 	s := g.String()
 	if !strings.HasPrefix(s, `digraph "asdf adsf" {
 	"kasdf99 99"->7;
+	"12_34";
 	"a &lt;&lt; b";
 	"a/b";
+	"c.d";
+	"e-f";
 	"kasdf99 99" [ URL="<a" ];
 	7 [ URL="<a" ];