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