// ------------------------------------------------------------------------
//   Project atila
//   Active Thing (activething.com) git.activething.com/go
//
//   File name  gogo.go
//   Created by DEV
//   Modified   18/02/2024
//
//   Copyright 2024 activething.com 
// ------------------------------------------------------------------------
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// ------------------------------------------------------------------------

package tokens

import "activething.com/go/gogo/core/errs"


const (


	namedMatcher byte = '='
	notMatcher   byte = '!'
)



const (
	topicMinLen    int = 1
	topicMaxLen    int = 255
	topicMaxTokens int = 32
	topicMinTokens int = 1

	tokenMinLen    int = 1
	tokenMaxLen    int = 256

	//
	// Token chars
	//
	tokenSep      byte = '.'
	tokenWildcard byte = '*'
	tokenRelative byte = '+'
	tokenMatchIni byte = '{'
	tokenMatchEnd byte = '}'
)




var (


	G = struct {


		ErrMatcherNotFound 	errs.ErrCode

		ErrInvalidTopic    errs.ErrCode
		ErrInvalidTopicLen errs.ErrCode
		ErrInvalidToken    errs.ErrCode
		ErrInvalidTokenLen errs.ErrCode
		ErrInvalidMatcher  errs.ErrCode

	}{

		ErrInvalidTopic 	: errs.ErrCode ("sapis:tokens.invalid-topic"),
		ErrInvalidTopicLen 	: errs.ErrCode ("sapis:tokens.invalid-topic-len"),
		ErrInvalidToken 	: errs.ErrCode  ("sapis:tokens.invalid-token"),
		ErrInvalidTokenLen	: errs.ErrCode ("sapis:tokens.invalid-token-len"),
		ErrInvalidMatcher   : errs.ErrCode ("sapis:tokens.invalid-matcher"),

		ErrMatcherNotFound: errs.ErrCode("sapis.matches:invalid-matcher"),

	}

)