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Code Issues Releases Activity

Avoid adding an HTML prefix to empty class names.

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This makes the raw markup a bit cleaner when there's lots of `Text`
tokens.
This commit is contained in:
John Millikin
2018-02-24 13:15:48 -08:00
committed by Alec Thomas
parent d7ee3c10b0
commit aaa96c6984
2 changed files with 18 additions and 8 deletions
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13
formatters/html/html_test.go
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@ -79,15 +79,20 @@ func TestFormatterStyleToCSS(t *testing.T) {
func TestClassPrefix(t *testing.T) {
wantPrefix := "some-prefix-"
f := New(WithClasses(), ClassPrefix(wantPrefix))
withPrefix := New(WithClasses(), ClassPrefix(wantPrefix))
noPrefix := New(WithClasses())
for st := range chroma.StandardTypes {
if got := f.class(st); !strings.HasPrefix(got, wantPrefix) {
t.Errorf("f.class(%v): %q should have a class prefix", st, got)
if noPrefix.class(st) == "" {
if got := withPrefix.class(st); got != "" {
t.Errorf("Formatter.class(%v): prefix shouldn't be added to empty classes")
}
} else if got := withPrefix.class(st); !strings.HasPrefix(got, wantPrefix) {
t.Errorf("Formatter.class(%v): %q should have a class prefix", st, got)
}
}
var styleBuf bytes.Buffer
f.WriteCSS(&styleBuf, styles.Fallback)
withPrefix.WriteCSS(&styleBuf, styles.Fallback)
if !strings.Contains(styleBuf.String(), ".some-prefix-chroma ") {
t.Error("Stylesheets should have a class prefix")
}