All files / src/compiler/phases/2-analyze/visitors SvelteElement.js

100% Statements 70/70
100% Branches 20/20
100% Functions 1/1
100% Lines 65/65

Press n or j to go to the next uncovered block, b, p or k for the previous block.

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 662x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 153x 153x 153x 153x 153x 153x 153x 153x 153x 153x 153x 153x 153x 6x 6x 153x 147x 147x 208x 208x 208x 208x 208x 208x 202x 208x 6x 6x 6x 6x 6x 202x 208x 23x 23x 23x 23x 23x 23x 23x 23x 23x 23x 23x 23x 208x 147x 153x 153x 153x 153x 153x  
/** @import { AST } from '#compiler' */
/** @import { Context } from '../types' */
import { NAMESPACE_MATHML, NAMESPACE_SVG } from '../../../../constants.js';
import { is_text_attribute } from '../../../utils/ast.js';
import { check_element } from './shared/a11y.js';
import { validate_element } from './shared/element.js';
import { mark_subtree_dynamic } from './shared/fragment.js';
 
/**
 * @param {AST.SvelteElement} node
 * @param {Context} context
 */
export function SvelteElement(node, context) {
	validate_element(node, context);
 
	check_element(node, context.state);
 
	context.state.analysis.elements.push(node);
 
	const xmlns = /** @type {AST.Attribute & { value: [AST.Text] } | undefined} */ (
		node.attributes.find(
			(a) => a.type === 'Attribute' && a.name === 'xmlns' && is_text_attribute(a)
		)
	);
 
	if (xmlns) {
		node.metadata.svg = xmlns.value[0].data === NAMESPACE_SVG;
		node.metadata.mathml = xmlns.value[0].data === NAMESPACE_MATHML;
	} else {
		let i = context.path.length;
		while (i--) {
			const ancestor = context.path[i];
 
			if (
				ancestor.type === 'Component' ||
				ancestor.type === 'SvelteComponent' ||
				ancestor.type === 'SvelteFragment' ||
				ancestor.type === 'SnippetBlock'
			) {
				// Inside a slot or a snippet -> this resets the namespace, so assume the component namespace
				node.metadata.svg = context.state.options.namespace === 'svg';
				node.metadata.mathml = context.state.options.namespace === 'mathml';
				break;
			}
 
			if (ancestor.type === 'SvelteElement' || ancestor.type === 'RegularElement') {
				node.metadata.svg =
					ancestor.type === 'RegularElement' && ancestor.name === 'foreignObject'
						? false
						: ancestor.metadata.svg;
 
				node.metadata.mathml =
					ancestor.type === 'RegularElement' && ancestor.name === 'foreignObject'
						? false
						: ancestor.metadata.mathml;
 
				break;
			}
		}
	}
 
	mark_subtree_dynamic(context.path);
 
	context.next({ ...context.state, parent_element: null });
}