genconstructor

package main

import (
	"go/ast"
	"io"
	"log"
	"os"
	"strings"

	"github.com/hori-ryota/go-genconstructor/genconstructor"
)

func main() {
	targetDir := "../_example"
	if err := genconstructor.Run(
		targetDir,
		func(pkg *ast.Package) io.Writer {
			return os.Stdout
		},
		genconstructor.WithFileFilter(
			func(finfo os.FileInfo) bool {
				return !strings.HasSuffix(finfo.Name(), "_test.go")
			},
		),
	); err != nil {
		log.Fatal(err)
	}
}

Output:

// Code generated by go-genconstructor; DO NOT EDIT.

package example

import (
	"time"
)

func NewPerson(
	id string,
	name string,
) Person {
	return Person{
		id:        id,
		name:      name,
		createdAt: time.Now(),
	}
}

func NewPersonService(
	id string,
) *PersonService {
	return &PersonService{
		id: id,
	}
}