Code Explainers

Code explainers tagged #struct-tags

go 
package handlers
 
import (
	"net/http"

Custom struct-level validation in Gin

validation struct-tags cross-field
Intermediate 7 steps
go 
package handlers
 
import (
	"context"

A custom Gin validator backed by Redis

validation redis struct-tags
Intermediate 8 steps
go 
package handlers
 
import (
	"net/http"

Custom validators and binding in Gin

validation struct-tags error-handling
Intermediate 8 steps
go 
package logging
 
import (
	"fmt"

Redacting secrets with Go reflection

reflection recursion struct-tags
Advanced 10 steps
go 
type CreateUserInput struct {
	Name     string `json:"name" binding:"required,min=2,max=64"`
	Email    string `json:"email" binding:"required,email"`
	Password string `json:"password" binding:"required,min=8"`

Turning Gin validation errors into JSON

validation request-binding error-handling
Intermediate 9 steps
go 
package api
 
import (
	"errors"

Turning Gin validation errors into JSON

validation error-handling http-handlers
Intermediate 9 steps
go 
package handlers
 
type ListFilters struct {
	Status    string `form:"status" binding:"omitempty,oneof=active archived all"`

Cross-field query validation in Gin

validation struct-tags query-binding
Intermediate 9 steps
go 
package handler
 
import (
	"net/http"

Custom time validation in Gin

validation request-binding struct-tags
Intermediate 8 steps
go 
package config
 
import (
	"fmt"

Loading and saving YAML config in Go

yaml struct-tags defaults
Intermediate 8 steps
go 
package handlers
 
import (
	"net/http"

Validating query params with Gin binding tags

validation struct-tags pagination
Intermediate 8 steps
go 
package handlers
 
import (
	"net/http"

Struct-level validation for partial updates in Gin

validation struct-tags partial-update
Intermediate 7 steps
go 
package handlers
 
import (
	"net/http"

Content negotiation in Gin handlers

content-negotiation struct-tags rest-api
Intermediate 4 steps
go 
package validate
 
import (
	"fmt"

Struct validation with reflection in Go

reflection struct-tags validation
Intermediate 7 steps
go 
package model
 
import (
	"encoding/json"

Custom JSON marshaling in Go

json serialization interfaces
Intermediate 5 steps
go 
package validators
 
import (
	"regexp"

Custom validators in Gin

validation sync.once regexp
Intermediate 5 steps