public Node parseArrowFunctionExpression(Options options, Node node)
{
bool previousStrict;
bool previousAllowYield;
List<Node> body;
if (hasLineTerminator)
{
tolerateUnexpectedToken(lookahead);
}
expect("=>");
previousStrict = strict;
previousAllowYield = state.allowYield;
state.allowYield = true;
body = new List<Node>() { parseConciseBody() };
if (strict && options.firstRestricted != null)
{
throwUnexpectedToken(options.firstRestricted, options.message);
}
if (strict && options.stricted != null)
{
tolerateUnexpectedToken(options.stricted, options.message);
}
strict = previousStrict;
state.allowYield = previousAllowYield;
return node.finishArrowFunctionExpression(options.@params, options.defaults, body, null);
//body.type != Syntax.BlockStatement);
}