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import Node from './shared/Node.js';
import map_children from './shared/map_children.js';
import hash from '../utils/hash.js';
import compiler_errors from '../compiler_errors.js';
import { regex_non_whitespace_character } from '../../utils/patterns.js';
/** @extends Node<'Head'> */
export default class Head extends Node {
/** @type {any[]} */
children; // TODO
/** @type {string} */
id;
/**
* @param {import('../Component.js').default} component
* @param {import('./shared/Node.js').default} parent
* @param {import('./shared/TemplateScope.js').default} scope
* @param {import('../../interfaces.js').TemplateNode} info
*/
constructor(component, parent, scope, info) {
super(component, parent, scope, info);
this.cannot_use_innerhtml();
if (info.attributes.length) {
component.error(info.attributes[0], compiler_errors.invalid_attribute_head);
return;
}
this.children = map_children(
component,
parent,
scope,
info.children.filter((child) => {
return child.type !== 'Text' || regex_non_whitespace_character.test(child.data);
})
);
if (this.children.length > 0) {
this.id = `svelte-${hash(this.component.source.slice(this.start, this.end))}`;
}
}
}
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