Function errorline

packages/less/lib/less-browser/error-reporting.js:22–28

(e, i, classname)

            `</h3><p>in <a href="${filename}">${filenameNoPath}</a> `;

        const errorline = (e, i, classname) => {
            if (e.extract[i] !== undefined) {
                errors.push(template.replace(/\{line\}/, (parseInt(e.line, 10) || 0) + (i - 1))
                    .replace(/\{class\}/, classname)
                    .replace(/\{content\}/, e.extract[i]));
            }
        };

        if (e.line) {
            errorline(e, 0, '');