diff options
Diffstat (limited to 'cap/text.go')
| -rw-r--r-- | cap/text.go | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/cap/text.go b/cap/text.go index cf11a2d..42cb7fc 100644 --- a/cap/text.go +++ b/cap/text.go @@ -48,6 +48,7 @@ const ( var combos = []string{"", "e", "p", "ep", "i", "ei", "ip", "eip"} // histo generates a histogram of flag state combinations. +// Note: c is locked by or private to the caller. func (c *Set) histo(bins []int, patterns []uint, from, limit Value) uint { for v := from; v < limit; v++ { b := uint(v & 31) @@ -84,7 +85,7 @@ func (c *Set) histo(bins []int, patterns []uint, from, limit Value) uint { // any given release. Further, it will always be an inverse of // cap.FromText(). func (c *Set) String() string { - if c == nil || len(c.flat) == 0 { + if err := c.good(); err != nil { return "<invalid>" } bins := make([]int, 8) |