Function collectErrors

test/walkHtmlTokens.unittest.js:2074–2083

(html)

		 * @returns {{ code: string, slice: string, severity: string }[]} list of reported errors
		 */
		const collectErrors = (html) => {
			/** @type {{ code: string, slice: string, severity: string }[]} */
			const errors = [];
			walkHtmlTokens(html, 0, {
				parseError: (input, code, start, end, severity) => {
					errors.push({ code, slice: input.slice(start, end), severity });
				}
			});
			return errors;
		};

		it("reports missing-attribute-value as a warning", () => {
			const errors = collectErrors("<a foo=>");