limiter.setRate(Double.POSITIVE_INFINITY);
    limiter.acquire();
    limiter.acquire();
    limiter.acquire();
    assertEvents("R0.50", "R0.00", "R0.00"); // we repay the last request (.5sec), then back to +oo
  }

  /** https://code.google.com/p/guava-libraries/issues/detail?id=1791 */
  public void testInfinity_BustyTimeElapsed() {
    RateLimiter limiter = RateLimiter.create(Double.POSITIVE_INFINITY, stopwatch);

    limiter.setRate(Double.POSITIVE_INFINITY);
    limiter.acquire();
    limiter.acquire();
    limiter.acquire();
    assertEvents("R0.50", "R0.00", "R0.00"); // we repay the last request (.5sec), then back to +oo
  }

  /** https://code.google.com/p/guava-libraries/issues/detail?id=1791 */
  public void testInfinity_BustyTimeElapsed() {
    RateLimiter limiter = RateLimiter.create(Double.POSITIVE_INFINITY, stopwatch);

	case 2, 3.0, 4.1:
	case 5.2, 1.10 /* ERROR "duplicate case" */ :
	}

	var s string
	switch s {
	case "foo":
	case "foo" /* ERROR "duplicate case" */ :
	case "f" /* ERROR "duplicate case" */ + "oo":
	case "abc", "def", "ghi":
	case "jkl", "foo" /* ERROR "duplicate case" */ :
	}

	type T int
	type F float64
	type S string
	type B bool
	var i interface{}
	switch i {
	case nil:

inally|for|from|function|get|if|implements|import|in|instanceof|interface|let|new|null|of|package|private|protected|public|return|set|static|super|switch|this|throw|try|typeof|var|void|while|with|yield)\b/,number:/\b(?:0[xX][\dA-Fa-f]+|0[bB][01]+|0[oO][0-7]+|NaN|Infinity)\b|(?:\b\d+\.?\d*|\B\.\d+)(?:[Ee][+-]?\d+)?/,'function':/[_$a-z\xA0-\uFFFF][$\w\xA0-\uFFFF]*(?=\s*\()/i,operator:/-[-=]?|\+[+=]?|!=?=?|<<?=?|>>?>?=?|=(?:==?|>)?|&[&=]?|\|[|=]?|\*\*?=?|\/=?|~|\^=?|%=?|\?|\.{3}/}),Prism.languages....

	tests := []struct {
		name string
		in   string
		err  string
	}{
		{"empty", "", "empty"},
		{"happy", strings.Repeat("x", 63), ""},
		{"multi-segment", "foo.bar.com", ""},
		{"middle dash", "f-oo.bar.com", ""},
		{"trailing dot", "foo.bar.com.", ""},
		{"prefix dash", "-foo.bar.com", "invalid"},
		{"forward slash separated", "foo/bar/com", "invalid"},
		{"colon separated", "foo:bar:com", "invalid"},
	}