public static string render(string code, Action<int, int, string> onerror = null)
{
var js = new JavaScript(@"
less.Parser().parse(external.Get('code'), function(err, tree){
console.log('done');
if(err) {
external.AddMessage(err.line || 0, err.column || 0, 2, err.message + ': ' err.extract.join(' '));
} else {
external.Set('result', tree.toCSS());
}
external.Finished();
});
", new Dictionary<string, object> { { "code", code } },
new JavaScript.Requirement { Path = "https://raw.github.com/cloudhead/less.js/master/dist/less-1.1.4.js", PostSource = "window.less = less;" });
js.AutoFinish = false;
js.Execute();
if (onerror != null) {
foreach (var msg in js.Messages) {
if (msg.Type == JavaScript.Message.Types.Error) {
onerror(msg.Line + 1, msg.Column, msg.Content);
}
}
}
return js.Get("result") as string;
}
public static JavaScript Execute(string code, object data, params Requirement[] requirements)
{
var js = new JavaScript(code, data, requirements);
js.Execute();
return js;
}