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Path type parameter error handler: add the parameter index in the input arguments

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Gerasimos (Makis) Maropoulos
2021-02-15 11:30:29 +02:00
parent 5990e7f432
commit e901575ca8
5 changed files with 19 additions and 12 deletions
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7
macro/handler/handler.go
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@@ -18,11 +18,11 @@ import (
// Note that the builtin macros return error too, but they're handled
// by the `else` literal (error code). To change this behavior
// and send a custom error response you have to register it:
// app.Macros().Get("uuid").HandleError(func(iris.Context, err error)).
// app.Macros().Get("uuid").HandleError(func(ctx iris.Context, paramIndex int, err error)).
// You can also set custom macros by `app.Macros().Register`.
//
// See macro.HandleError to set it.
type ParamErrorHandler = func(*context.Context, error) // alias.
type ParamErrorHandler = func(*context.Context, int, error) // alias.
// CanMakeHandler reports whether a macro template needs a special macro's evaluator handler to be validated
// before procceed to the next handler(s).
@@ -112,9 +112,8 @@ func MakeFilter(tmpl macro.Template) context.Filter {
if value != nil && p.HandleError != nil {
// The "value" is an error here, always (see template.Eval).
// This is always a type of ParamErrorHandler at this state (see CanMakeHandler).
p.HandleError.(ParamErrorHandler)(ctx, value.(error))
p.HandleError.(ParamErrorHandler)(ctx, p.Index, value.(error))
}
return false
}