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'use strict';
// --------------------------------------------------------------------// Imports// --------------------------------------------------------------------
const common = require('./common');const pexprs = require('./pexprs-main');
// --------------------------------------------------------------------// Private stuff// --------------------------------------------------------------------
function getMetaInfo(expr, grammarInterval) {  const metaInfo = {};  if (expr.source && grammarInterval) {    const adjusted = expr.source.relativeTo(grammarInterval);    metaInfo.sourceInterval = [adjusted.startIdx, adjusted.endIdx];  }  return metaInfo;}
// --------------------------------------------------------------------// Operations// --------------------------------------------------------------------
pexprs.PExpr.prototype.outputRecipe = common.abstract('outputRecipe');
pexprs.any.outputRecipe = function(formals, grammarInterval) {  return ['any', getMetaInfo(this, grammarInterval)];};
pexprs.end.outputRecipe = function(formals, grammarInterval) {  return ['end', getMetaInfo(this, grammarInterval)];};
pexprs.Terminal.prototype.outputRecipe = function(formals, grammarInterval) {  return ['terminal', getMetaInfo(this, grammarInterval), this.obj];};
pexprs.Range.prototype.outputRecipe = function(formals, grammarInterval) {  return ['range', getMetaInfo(this, grammarInterval), this.from, this.to];};
pexprs.Param.prototype.outputRecipe = function(formals, grammarInterval) {  return ['param', getMetaInfo(this, grammarInterval), this.index];};
pexprs.Alt.prototype.outputRecipe = function(formals, grammarInterval) {  return ['alt', getMetaInfo(this, grammarInterval)].concat(      this.terms.map(term => term.outputRecipe(formals, grammarInterval))  );};
pexprs.Extend.prototype.outputRecipe = function(formals, grammarInterval) {  const extension = this.terms[0]; // [extension, original]  return extension.outputRecipe(formals, grammarInterval);};
pexprs.Splice.prototype.outputRecipe = function(formals, grammarInterval) {  const beforeTerms = this.terms.slice(0, this.expansionPos);  const afterTerms = this.terms.slice(this.expansionPos + 1);  return [    'splice',    getMetaInfo(this, grammarInterval),    beforeTerms.map(term => term.outputRecipe(formals, grammarInterval)),    afterTerms.map(term => term.outputRecipe(formals, grammarInterval)),  ];};
pexprs.Seq.prototype.outputRecipe = function(formals, grammarInterval) {  return ['seq', getMetaInfo(this, grammarInterval)].concat(      this.factors.map(factor => factor.outputRecipe(formals, grammarInterval))  );};
pexprs.Star.prototype.outputRecipe =  pexprs.Plus.prototype.outputRecipe =  pexprs.Opt.prototype.outputRecipe =  pexprs.Not.prototype.outputRecipe =  pexprs.Lookahead.prototype.outputRecipe =  pexprs.Lex.prototype.outputRecipe =    function(formals, grammarInterval) {      return [        this.constructor.name.toLowerCase(),        getMetaInfo(this, grammarInterval),        this.expr.outputRecipe(formals, grammarInterval),      ];    };
pexprs.Apply.prototype.outputRecipe = function(formals, grammarInterval) {  return [    'app',    getMetaInfo(this, grammarInterval),    this.ruleName,    this.args.map(arg => arg.outputRecipe(formals, grammarInterval)),  ];};
pexprs.UnicodeChar.prototype.outputRecipe = function(formals, grammarInterval) {  return ['unicodeChar', getMetaInfo(this, grammarInterval), this.category];};