phuctm97

package users

// UserRepository abstracts accesses to users-related data.
type UserRepository interface {
	ExistsByUsername(string) (bool, error)
	ExistsByEmail(string) (bool, error)
}

phuctm97

// Errors.
var (
	ErrUsernameIsTooShort            = errors.New("username must be at least 1-character length")
	ErrUsernameIsTooLong             = errors.New("username must be at most 32-character length")
	ErrUsernameContainsInvalidChar   = errors.New("username must contain only digits, underscores, dashes, dots and alphabetical letters")
	ErrUsernameBeginsWithInvalidChar = errors.New("username must begin with either underscore or an alphabetical letter")
	ErrEmailIsInvalid                = errors.New("email is invalid")
	ErrEmailIsTooLong                = errors.New("email must be at most 128-character length")
	ErrFullNameIsTooShort            = errors.New("full name must be at least 1-character length")
	ErrFullNameIsTooLong             = errors.New("full name must be at most 128-character length")

phuctm97

package users

import (
	"github.com/stretchr/testify/assert"
	"testing"
)

func TestValidateUser(t *testing.T) {
	tests := []struct {
		user User

phuctm97

 package users

import (
	"errors"
	"regexp"

	"github.com/the-evengers/go-restful/common"
)

// ... other stuff ...

phuctm97

package common

import "fmt"

// Errors is a collection of errors.
type Errors []error

func (errs Errors) Error() string {
	msgs := make([]string, len(errs))
	for i, err := range errs {

phuctm97

package users

import (
	"errors"
	"regexp"
)

// Regular expressions.
var (
	regexContainsOnlyDigitsUnderscoreDashesDotsAlpha = regexp.MustCompile(`^[0-9a-zA-Z_\.\-]*$`)

phuctm97

package users

// User holds a user's data.
type User struct {
	Username string
	Email    string
	FullName string
	Bio      string
}

phuctm97

├── common    # common package holding common, utility components.
└── users     # users package holding users-related components.

phuctm97

FROM golang:1

# Configure to avoid build warnings and errors as described in official VSCode Remote-Containers extension documentation.
# See https://code.visualstudio.com/docs/remote/containers-advanced#_reducing-dockerfile-build-warnings.
ENV DEBIAN_FRONTEND=noninteractive
RUN apt-get update \
    && apt-get -y install --no-install-recommends apt-utils 2>&1

# Verify git, process tools, lsb-release (common in install instructions for CLIs) installed.
RUN apt-get -y install git iproute2 procps lsb-release

phuctm97

module github.com/the-evengers/go-restful

go 1.13

require github.com/gorilla/mux v1.7.3