Attr-impl.js
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"use strict";
exports.implementation = class AttrImpl {
constructor(_, privateData) {
this._namespace = privateData.namespace !== undefined ? privateData.namespace : null;
this._namespacePrefix = privateData.namespacePrefix !== undefined ? privateData.namespacePrefix : null;
this._localName = privateData.localName;
this._value = privateData.value !== undefined ? privateData.value : "";
this._element = privateData.element !== undefined ? privateData.element : null;
this.specified = true;
}
get namespaceURI() {
return this._namespace;
}
get prefix() {
return this._namespacePrefix;
}
get localName() {
return this._localName;
}
get name() {
return exports.getAttrImplQualifiedName(this);
}
get value() {
return this._value;
}
set value(v) {
if (this._element === null) {
this._value = v;
} else {
exports.changeAttributeImpl(this._element, this, v);
}
}
// Delegate to value
get nodeValue() {
return this.value;
}
set nodeValue(v) {
this.value = v;
}
// Delegate to value
get textContent() {
return this.value;
}
set textContent(v) {
this.value = v;
}
get ownerElement() {
return this._element;
}
};
exports.changeAttributeImpl = function (element, attributeImpl, value) {
// https://dom.spec.whatwg.org/#concept-element-attributes-change
// TODO mutation observer stuff
const oldValue = attributeImpl._value;
attributeImpl._value = value;
// Run jsdom hooks; roughly correspond to spec's "An attribute is set and an attribute is changed."
element._attrModified(exports.getAttrImplQualifiedName(attributeImpl), value, oldValue);
};
exports.getAttrImplQualifiedName = function (attributeImpl) {
// https://dom.spec.whatwg.org/#concept-attribute-qualified-name
if (attributeImpl._namespacePrefix === null) {
return attributeImpl._localName;
}
return attributeImpl._namespacePrefix + ":" + attributeImpl._localName;
};