Function object

packages/svelte/src/compiler/utils/ast.js:11–21

(expression)

 * @returns {ESTree.Identifier | null}
 */
export function object(expression) {
	while (expression.type === 'MemberExpression') {
		expression = /** @type {ESTree.MemberExpression | ESTree.Identifier} */ (expression.object);
	}

	if (expression.type !== 'Identifier') {
		return null;
	}

	return expression;
}

/**
 * Returns true if the attribute contains a single static text node.