kcd
  • KCD ? What is that
  • Getting started
  • Handler
    • The magic behind kcd.Handler
    • How to use kcd.Handler
  • concepts
    • Handler
    • Input
    • Output
    • Hooks
    • Extractors
  • Input
    • Supported field types
    • Bind from body json
    • Bind path parameter
    • Bind query parameter
    • Bind context values
    • Bind header values
    • Default value
    • Validation
    • Exploder for slices
    • Nested fields and path system
    • Custom unmarshal (json, binary, text)
  • output
    • Returning JSON response
    • Errors
      • Throw special http status code
  • hooks & extractors
    • Override a default hook
    • Error hook
    • Render hook
    • Bind hook
    • Validate hook
    • Log hook
    • String extractor
    • Value extractor
  • Real world use case
    • Pagination
    • Conditionally render your outputs
  • Compatible with
    • Compatible with ?
    • Compatible with chi
    • Compatible with gin
    • Compatible with gorilla/mux
    • Compatible with echo
    • Compatible with the standard library
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  1. output

Returning JSON response

package main

import (
   "net/http"

   "github.com/go-chi/chi"

   "github.com/alexisvisco/kcd"
)

func main() {
   r := chi.NewRouter()
   r.Get("/", kcd.Handler(YourHttpHandler, http.StatusOK))
   _ = http.ListenAndServe(":3000", r)
}

type Output struct {
   Name string `json:"name"`

}


func YourHttpHandler() (Output, error) {
   return Output{
      Name: "Hello world",
   }, nil
}

// Test it : curl 'localhost:3000'

More information on how to change the behavior of the output with the render hook.

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Last updated 4 years ago

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