package pkgpkg

import (
	"go/ast"
	"go/token"

	"gitee.com/go-better/dev/tool/gospec/rules/name"
)

var Pkg = Rule{
	thing: "package",
	key:   "pkg",
	Rule: name.Rule{
		MaxLen: 30,
		Style:  "lower_case",
	},
}

type Checker struct {
	m map[string]bool
}

func NewChecker() Checker {
	return Checker{m: make(map[string]bool)}
}

func (c Checker) Check(name *ast.Ident, fileSet *token.FileSet) {
	if !c.m[name.Name] {
		Pkg.check(name, fileSet)
		c.m[name.Name] = true
	}
}