Fully end to end encrypted anonymous chat program. Server only stores public key lookup for users and the encrypted messages. No credentials are transfered to the server, but kept in local browser storage. This allows 100% safe chatting. https://safechat.ch
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/*!
* Stylus - Ident
* Copyright (c) Automattic <developer.wordpress.com>
* MIT Licensed
*/
/**
* Module dependencies.
*/
var Node = require('./node')
, nodes = require('./');
/**
* Initialize a new `Ident` by `name` with the given `val` node.
*
* @param {String} name
* @param {Node} val
* @api public
*/
var Ident = module.exports = function Ident(name, val, mixin){
Node.call(this);
this.name = name;
this.string = name;
this.val = val || nodes.null;
this.mixin = !!mixin;
};
/**
* Check if the variable has a value.
*
* @return {Boolean}
* @api public
*/
Ident.prototype.__defineGetter__('isEmpty', function(){
return undefined == this.val;
});
/**
* Return hash.
*
* @return {String}
* @api public
*/
Ident.prototype.__defineGetter__('hash', function(){
return this.name;
});
/**
* Inherit from `Node.prototype`.
*/
Ident.prototype.__proto__ = Node.prototype;
/**
* Return a clone of this node.
*
* @return {Node}
* @api public
*/
Ident.prototype.clone = function(parent){
var clone = new Ident(this.name);
clone.val = this.val.clone(parent, clone);
clone.mixin = this.mixin;
clone.lineno = this.lineno;
clone.column = this.column;
clone.filename = this.filename;
clone.property = this.property;
clone.rest = this.rest;
return clone;
};
/**
* Return a JSON representation of this node.
*
* @return {Object}
* @api public
*/
Ident.prototype.toJSON = function(){
return {
__type: 'Ident',
name: this.name,
val: this.val,
mixin: this.mixin,
property: this.property,
rest: this.rest,
lineno: this.lineno,
column: this.column,
filename: this.filename
};
};
/**
* Return <name>.
*
* @return {String}
* @api public
*/
Ident.prototype.toString = function(){
return this.name;
};
/**
* Coerce `other` to an ident.
*
* @param {Node} other
* @return {String}
* @api public
*/
Ident.prototype.coerce = function(other){
switch (other.nodeName) {
case 'ident':
case 'string':
case 'literal':
return new Ident(other.string);
case 'unit':
return new Ident(other.toString());
default:
return Node.prototype.coerce.call(this, other);
}
};
/**
* Operate on `right` with the given `op`.
*
* @param {String} op
* @param {Node} right
* @return {Node}
* @api public
*/
Ident.prototype.operate = function(op, right){
var val = right.first;
switch (op) {
case '-':
if ('unit' == val.nodeName) {
var expr = new nodes.Expression;
val = val.clone();
val.val = -val.val;
expr.push(this);
expr.push(val);
return expr;
}
case '+':
return new nodes.Ident(this.string + this.coerce(val).string);
}
return Node.prototype.operate.call(this, op, right);
};