module.exports = function grammar(){
copyright: Copyright (c) 2023 Lowell D. Thomas, all rights reserved
license: BSD-2-Clause (https://opensource.org/licenses/BSD-2-Clause)
Generated by apg-js, Version 4.2.1 apg-js
module.exports = function grammar(){
SUMMARY
rules = 2
udts = 0
opcodes = 8
--- ABNF original opcodes
ALT = 0
CAT = 1
REP = 1
RNM = 1
TLS = 2
TBS = 0
TRG = 1
--- SABNF superset opcodes
UDT = 0
AND = 1
NOT = 0
BKA = 1
BKN = 0
BKR = 0
ABG = 0
AEN = 0
characters = [40 - 57]
/* OBJECT IDENTIFIER (for internal parser use) */
this.grammarObject = 'grammarObject';
/* RULES */
this.rules = [];
this.rules[0] = {name: 'area-code', lower: 'area-code', index: 0, isBkr: false};
this.rules[1] = {name: 'digit', lower: 'digit', index: 1, isBkr: false};
/* UDTS */
this.udts = [];
/* OPCODES */
/* area-code */
this.rules[0].opcodes = [];
this.rules[0].opcodes[0] = {type: 2, children: [1,3,5]};// CAT
this.rules[0].opcodes[1] = {type: 15};// BKA
this.rules[0].opcodes[2] = {type: 7, string: [40]};// TLS
this.rules[0].opcodes[3] = {type: 3, min: 3, max: 3};// REP
this.rules[0].opcodes[4] = {type: 4, index: 1};// RNM(digit)
this.rules[0].opcodes[5] = {type: 12};// AND
this.rules[0].opcodes[6] = {type: 7, string: [41]};// TLS
/* digit */
this.rules[1].opcodes = [];
this.rules[1].opcodes[0] = {type: 5, min: 48, max: 57};// TRG
The toString()
function will display the original grammar file(s) that produced these opcodes.
this.toString = function toString(){
let str = "";
str += "area-code = &&\"(\" 3digit &\")\"\n";
str += "digit = %d48-57\n";
return str;
}
}