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54 lines
861 B
54 lines
861 B
9 years ago
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/*!
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* Stylus - stack - Scope
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* Copyright (c) Automattic <developer.wordpress.com>
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* MIT Licensed
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*/
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/**
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* Initialize a new `Scope`.
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*
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* @api private
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*/
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var Scope = module.exports = function Scope() {
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this.locals = {};
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};
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/**
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* Add `ident` node to the current scope.
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*
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* @param {Ident} ident
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* @api private
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*/
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Scope.prototype.add = function(ident){
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this.locals[ident.name] = ident.val;
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};
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/**
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* Lookup the given local variable `name`.
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*
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* @param {String} name
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* @return {Node}
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* @api private
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*/
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Scope.prototype.lookup = function(name){
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return this.locals[name];
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};
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/**
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* Custom inspect.
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*
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* @return {String}
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* @api public
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*/
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Scope.prototype.inspect = function(){
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var keys = Object.keys(this.locals).map(function(key){ return '@' + key; });
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return '[Scope'
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+ (keys.length ? ' ' + keys.join(', ') : '')
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+ ']';
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};
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