usefunctions.go

package main

import (
	"log"
	"os"
	"text/template"
)

type Employee struct {
	FirstName    string
	LastName     string
	EmailAddress string
	Manager      bool
}

func (e *Employee) IsManager() bool {
	return e.Manager
}

func main() {

	employees := []Employee{
		{
			FirstName:    "John",
			LastName:     "Doe",
			EmailAddress: "john.doe@mailer.com",
			Manager:      false,
		},
		{
			FirstName:    "Chloe",
			LastName:     "Dowd",
			EmailAddress: "chloe.dowd@mailer.com",
			Manager:      true,
		},
	}

	const sample = `{{range .}} 
	Name: {{.FirstName}} {{.LastName}}
	Email Address: {{.EmailAddress}}
	Manager: {{if .IsManager}} Yes {{else}} No {{end}} 
	{{end}}`

	t := template.Must(template.New("sampleTest").Parse(sample))

	err := t.Execute(os.Stdout, employees)
	if err != nil {
		log.Println(err.Error())
	}
}