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Export Replacer type

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This commit is contained in:
Nimi Wariboko Jr 2015-05-03 12:43:50 -07:00
parent 082ae70d1d
commit a28d5585f5
1 changed files with 6 additions and 2 deletions
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8
middleware/replacer.go
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@ -8,17 +8,21 @@ import (
"time" "time"
) )
// replacer is a type which can replace placeholder // Replacer is a type which can replace placeholder
// substrings in a string with actual values from a // substrings in a string with actual values from a
// http.Request and responseRecorder. Always use // http.Request and responseRecorder. Always use
// NewReplacer to get one of these. // NewReplacer to get one of these.
type Replacer interface {
Replace(string) string
}
type replacer map[string]string type replacer map[string]string
// NewReplacer makes a new replacer based on r and rr. // NewReplacer makes a new replacer based on r and rr.
// Do not create a new replacer until r and rr have all // Do not create a new replacer until r and rr have all
// the needed values, because this function copies those // the needed values, because this function copies those
// values into the replacer. // values into the replacer.
func NewReplacer(r *http.Request, rr *responseRecorder) replacer { func NewReplacer(r *http.Request, rr *responseRecorder) Replacer {
rep := replacer{ rep := replacer{
"{method}": r.Method, "{method}": r.Method,
"{scheme}": func() string { "{scheme}": func() string {