GoFakeIt to JSON file example

fakeupjson.go

package main

import (
        "encoding/json"
        "os"

        "github.com/brianvoe/gofakeit/v6"
)

type Record struct {
        Uuid      string `fake:"{uuid}" json:"uuid"`
        UserId    string `fake:"{username}" json:"username"`
        FirstName string `fake:"{firstname}" json:"firstname"`
        LastName  string `fake:"{lastname}" json:"lastname"`
        Company   string `fake:"{company}" json:"company"`
        Title     string `fake:"{jobtitle}" json:"title"`
        Email     string `fake:"{email}" json:"email"`
        Cell      string `fake:"{phoneformatted}" json:"cellphone"`
        Years     int    `fake:"{number:1,10}" json:"tenure"`
}

func main() {

        var r Record

        f, err := os.Create("data.json")
        if err != nil {
                panic(err)
        }

        for i := 1; i <= 1000000; i++ {
                gofakeit.Struct(&r)
                data, _ := json.Marshal(r)
                _, err := f.WriteString(string(data) + "\n")
                if err != nil {
                        panic(err)
                }
        }
        err = f.Close()
        if err != nil {
                panic(err)
        }
}