diff options
Diffstat (limited to 'modules/caddyhttp/map/caddyfile.go')
-rw-r--r-- | modules/caddyhttp/map/caddyfile.go | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/modules/caddyhttp/map/caddyfile.go b/modules/caddyhttp/map/caddyfile.go index eb0c5ae..77d4c46 100644 --- a/modules/caddyhttp/map/caddyfile.go +++ b/modules/caddyhttp/map/caddyfile.go @@ -35,6 +35,9 @@ func init() { // If the input value is prefixed with a tilde (~), then the input will be parsed as a // regular expression. // +// The Caddyfile adapter treats outputs that are a literal hyphen (-) as a null/nil +// value. This is useful if you want to fall back to default for that particular output. +// // The number of outputs for each mapping must not be more than the number of destinations. // However, for convenience, there may be fewer outputs than destinations and any missing // outputs will be filled in implicitly. @@ -72,7 +75,11 @@ func parseCaddyfile(h httpcaddyfile.Helper) (caddyhttp.MiddlewareHandler, error) in := h.Val() var outs []interface{} for _, out := range h.RemainingArgs() { - outs = append(outs, out) + if out == "-" { + outs = append(outs, nil) + } else { + outs = append(outs, out) + } } // cannot have more outputs than destinations |