'use strict';
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/**
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* Module dependencies
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*/
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var Snapdragon = require('snapdragon');
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var define = require('define-property');
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var extend = require('extend-shallow');
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/**
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* Local dependencies
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*/
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var compilers = require('./compilers');
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var parsers = require('./parsers');
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/**
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* Customize Snapdragon parser and renderer
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*/
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function Extglob(options) {
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this.options = extend({source: 'extglob'}, options);
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this.snapdragon = this.options.snapdragon || new Snapdragon(this.options);
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this.snapdragon.patterns = this.snapdragon.patterns || {};
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this.compiler = this.snapdragon.compiler;
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this.parser = this.snapdragon.parser;
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compilers(this.snapdragon);
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parsers(this.snapdragon);
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/**
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* Override Snapdragon `.parse` method
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*/
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define(this.snapdragon, 'parse', function(str, options) {
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var parsed = Snapdragon.prototype.parse.apply(this, arguments);
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parsed.input = str;
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// escape unmatched brace/bracket/parens
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var last = this.parser.stack.pop();
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if (last && this.options.strict !== true) {
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var node = last.nodes[0];
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node.val = '\\' + node.val;
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var sibling = node.parent.nodes[1];
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if (sibling.type === 'star') {
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sibling.loose = true;
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}
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}
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// add non-enumerable parser reference
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define(parsed, 'parser', this.parser);
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return parsed;
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});
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/**
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* Decorate `.parse` method
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*/
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define(this, 'parse', function(ast, options) {
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return this.snapdragon.parse.apply(this.snapdragon, arguments);
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});
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/**
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* Decorate `.compile` method
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*/
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define(this, 'compile', function(ast, options) {
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return this.snapdragon.compile.apply(this.snapdragon, arguments);
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});
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}
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/**
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* Expose `Extglob`
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*/
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module.exports = Extglob;
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