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respect the iris.WithEmptyFormError option on Context.ReadQuery too

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as requested at: #1727
This commit is contained in:
Gerasimos (Makis) Maropoulos
2021-02-14 13:40:56 +02:00
parent d26b9bfbed
commit 567c06702f
6 changed files with 28 additions and 7 deletions
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17
_examples/request-body/read-query/main.go
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@@ -17,7 +17,18 @@ func main() {
app.Get("/", func(ctx iris.Context) {
var t MyType
err := ctx.ReadQuery(&t)
if err != nil && !iris.IsErrPath(err) {
// To ignore errors of "required" or when unexpected values are passed to the query,
// use the iris.IsErrPath.
// It can be ignored, e.g:
// if err!=nil && !iris.IsErrPath(err) { ... return }
//
// To receive an error on EMPTY query when ReadQuery is called
// you should enable the `FireEmptyFormError/WithEmptyFormError` ( see below).
// To check for the empty error you simple compare the error with the ErrEmptyForm, e.g.:
// err == iris.ErrEmptyForm, so, to ignore both path and empty errors, you do:
// if err!=nil && err != iris.ErrEmptyForm && !iris.IsErrPath(err) { ctx.StopWithError(...); return }
if err != nil {
ctx.StopWithError(iris.StatusInternalServerError, err)
return
}
@@ -32,5 +43,7 @@ func main() {
// http://localhost:8080?name=iris&age=3
// http://localhost:8080/simple?name=john&name=doe&name=kataras
app.Listen(":8080")
//
// Note: this `WithEmptyFormError` will give an error if the query was empty.
app.Listen(":8080", iris.WithEmptyFormError)
}