}

  public void testHashCodeNull() {
    assertEquals(control(NK, 1).hashCode(), entry(NK, 1).hashCode());
    assertEquals(control("bar", NV).hashCode(), entry("bar", NV).hashCode());
    assertEquals(control(NK, NV).hashCode(), entry(NK, NV).hashCode());
  }

		} else if v == ' ' || v == ',' || v == ')' || v == '"' || v == '\'' || v == '`' || v == '\r' || v == '\n' || v == ';' {
			if inName {
				if nv, ok := namedMap[string(name)]; ok {
					if afterParenthesis {
						processValue(builder, nv)
					} else {
						builder.AddVar(builder, nv)
					}
				} else {
					builder.WriteByte('@')
					builder.WriteString(string(name))
				}
				inName = false
			}

func (rules Rules) Difference(rules2 Rules) Rules {
	nrules := make(Rules)

	for pattern, targetIDSet := range rules {
		if nv := targetIDSet.Difference(rules2[pattern]); len(nv) > 0 {
			nrules[pattern] = nv
		}
	}

	return nrules

mr: मराठी
ms: Bahasa Malaysia
mt: Malti
my: ဗမာစာ
na: Ekakairũ Naoero
nb: Norsk bokmål
nd: isiNdebele
ne: नेपाली
ng: Owambo
nl: Nederlands
nn: Norsk nynorsk
'no': Norsk
nr: isiNdebele
nv: Diné bizaad
ny: chiCheŵa
oc: occitan
oj: ᐊᓂᔑᓈᐯᒧᐎᓐ
om: Afaan Oromoo
or: ଓଡ଼ିଆ
os: ирон æвзаг
pa: ਪੰਜਾਬੀ
pi: पाऴि
pl: Polski
ps: پښتو
pt: português
qu: Runa Simi