Re: [[ inside of a [[ .. ]]

[Mauro Iazzi <mauro.iazzi@...>]

2009/4/6 Duncan Cross <duncan.cross@gmail.com>:
>
>
> On Sun, Apr 5, 2009 at 10:39 PM, Daniel Stephens <daniel@danielstephens.com>
> wrote:
>>
>> The other option of course is to close the [[ ]] string, concatenate a
>> "]]", then restart the [[ ]] string, though this has the disadvantage of not
>> being a single string at compile time and requiring the concatenation to
>> occur at runtime, it might be easier to implement for your case.
>>
>> i.e. replace ]] in the input with ]].."]]"..[[
>>
>> Daniel.
>>
>
> There's a subtle problem with that - if a long-string literal starts
> immediately with a new line, the new line gets removed. So any new-lines
> that immediately follow a ]] in the source string will get stripped. For
> this reason you should always prepend a new line to any long-string literals
> in generated source code, to remove the possibility of one being stripped
> out unexpectedly.

there's also a problem with "]]" in string literals:
print"]]"
which would require to reliably detect string literals in the user's code.

mauro