All files / src/compiler/phases/3-transform/client/visitors OnDirective.js

100% Statements 40/40
80% Branches 4/5
100% Functions 1/1
100% Lines 38/38

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 392x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 2x 293x 12x 12x 293x 293x 293x 293x 1758x 14x 14x 1758x 293x 293x 293x 293x 293x 293x 293x 293x  
/** @import { AST } from '#compiler' */
/** @import { ComponentContext } from '../types' */
import * as b from '../../../../utils/builders.js';
import { build_event, build_event_handler } from './shared/events.js';
 
const modifiers = [
	'stopPropagation',
	'stopImmediatePropagation',
	'preventDefault',
	'self',
	'trusted',
	'once'
];
 
/**
 * @param {AST.OnDirective} node
 * @param {ComponentContext} context
 */
export function OnDirective(node, context) {
	if (!node.expression) {
		context.state.analysis.needs_props = true;
	}
 
	let handler = build_event_handler(node.expression, node.metadata.expression, context);
 
	for (const modifier of modifiers) {
		if (node.modifiers.includes(modifier)) {
			handler = b.call('$.' + modifier, handler);
		}
	}
 
	const capture = node.modifiers.includes('capture');
	const passive =
		node.modifiers.includes('passive') ||
		(node.modifiers.includes('nonpassive') ? false : undefined);
 
	return build_event(node.name, context.state.node, handler, capture, passive);
}