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add godoc explaining catch-all parameter matching for ByName

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elotreum 2020-01-20 11:31:45 -07:00
parent e0b50f3ffa
commit d70d300422
1 changed files with 4 additions and 0 deletions
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4
bittorrent/params.go
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@ -72,6 +72,10 @@ type RouteParams []RouteParam
// ByName returns the value of the first RouteParam that matches the given
// name. If no matching RouteParam is found, an empty string is returned.
// In the event that a "catch-all" parameter is provided on the route and
// no value is matched, an empty string is returned. For example: a route of
// "/announce/*param" matches on "/announce/". However, ByName("param") will
// return an empty string.
func (rp RouteParams) ByName(name string) string {
for _, p := range rp {
if p.Key == name {