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84 lines
1.9 KiB
JavaScript

5 years ago
'use strict';
var Node = require('./node');
/**
* Initialize a `Attrs` node.
*
* @api public
*/
var Attrs = module.exports = function Attrs() {
this.attributeNames = [];
this.attrs = [];
this.attributeBlocks = [];
};
// Inherit from `Node`.
Attrs.prototype = Object.create(Node.prototype);
Attrs.prototype.constructor = Attrs;
Attrs.prototype.type = 'Attrs';
/**
* Set attribute `name` to `val`, keep in mind these become
* part of a raw js object literal, so to quote a value you must
* '"quote me"', otherwise or example 'user.name' is literal JavaScript.
*
* @param {String} name
* @param {String} val
* @param {Boolean} escaped
* @return {Tag} for chaining
* @api public
*/
Attrs.prototype.setAttribute = function(name, val, escaped){
if (name !== 'class' && this.attributeNames.indexOf(name) !== -1) {
throw new Error('Duplicate attribute "' + name + '" is not allowed.');
}
this.attributeNames.push(name);
this.attrs.push({ name: name, val: val, escaped: escaped });
return this;
};
/**
* Remove attribute `name` when present.
*
* @param {String} name
* @api public
*/
Attrs.prototype.removeAttribute = function(name){
var err = new Error('attrs.removeAttribute is deprecated and will be removed in v2.0.0');
console.warn(err.stack);
for (var i = 0, len = this.attrs.length; i < len; ++i) {
if (this.attrs[i] && this.attrs[i].name == name) {
delete this.attrs[i];
}
}
};
/**
* Get attribute value by `name`.
*
* @param {String} name
* @return {String}
* @api public
*/
Attrs.prototype.getAttribute = function(name){
var err = new Error('attrs.getAttribute is deprecated and will be removed in v2.0.0');
console.warn(err.stack);
for (var i = 0, len = this.attrs.length; i < len; ++i) {
if (this.attrs[i] && this.attrs[i].name == name) {
return this.attrs[i].val;
}
}
};
Attrs.prototype.addAttributes = function (src) {
this.attributeBlocks.push(src);
};