Syntax error for lexical declarations not directly within block

André Bargull andre.bargull at udo.edu
Mon Apr 15 06:29:04 PDT 2013


Statements and Declarations are separate production rules (cf. "12 
Statements and Declarations" in the draft), only a Statement can be 
nested directly within an if-Statement.

- André


> Hi,
>
> I've noted that it is a Syntax error to write things like `if (foo) let x;` or `while (bar) let x;` (without block enclosing the `let x` statement), both in the latest version of FF and Chrome (appropriate experimental flags enabled), which is a very reasonable behaviour. However, I was unable to find where (or if) that behaviour is defined in the current spec draft. Could you help?
>
> Thanks,
>
> —Claude


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