Sha256: 104c111e5c204d8501efc71494f8482ba78a16cbef3f3f21d73215aa81cdc1d8
Contents?: true
Size: 1.74 KB
Versions: 56
Compression:
Stored size: 1.74 KB
Contents
import { isInitialised, isSupported } from './common/index.mjs';
import { InitError, ElementError, SupportError } from './errors/index.mjs';
class GOVUKFrontendComponent {
/**
* Returns the root element of the component
*
* @protected
* @returns {RootElementType} - the root element of component
*/
get $root() {
return this._$root;
}
constructor($root) {
this._$root = void 0;
const childConstructor = this.constructor;
if (typeof childConstructor.moduleName !== 'string') {
throw new InitError(`\`moduleName\` not defined in component`);
}
if (!($root instanceof childConstructor.elementType)) {
throw new ElementError({
element: $root,
component: childConstructor,
identifier: 'Root element (`$root`)',
expectedType: childConstructor.elementType.name
});
} else {
this._$root = $root;
}
childConstructor.checkSupport();
this.checkInitialised();
const moduleName = childConstructor.moduleName;
this.$root.setAttribute(`data-${moduleName}-init`, '');
}
checkInitialised() {
const constructor = this.constructor;
const moduleName = constructor.moduleName;
if (moduleName && isInitialised(this.$root, moduleName)) {
throw new InitError(constructor);
}
}
static checkSupport() {
if (!isSupported()) {
throw new SupportError();
}
}
}
/**
* @typedef ChildClass
* @property {string} moduleName - The module name that'll be looked for in the DOM when initialising the component
*/
/**
* @typedef {typeof GOVUKFrontendComponent & ChildClass} ChildClassConstructor
*/
GOVUKFrontendComponent.elementType = HTMLElement;
export { GOVUKFrontendComponent };
//# sourceMappingURL=govuk-frontend-component.mjs.map
Version data entries
56 entries across 56 versions & 2 rubygems