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From Nathan Bubna <nbu...@gmail.com>
Subject Re: Expression okay in 14. but not parsable in 1.7
Date Wed, 20 Jul 2011 15:25:51 GMT
Sorry, premature send...

So, now to escape quotes do:

#set( $foo = "This has ""quotes"" in it" )
#set( $foo = 'This is one with ''single quotes'' in it' )

On Wed, Jul 20, 2011 at 8:24 AM, Nathan Bubna <nbubna@gmail.com> wrote:
> Using a backslash to escape quotes was never a supported feature.  We
> have never had quote escaping until the quote doubling feature was
> added.
>
> On Wed, Jul 20, 2011 at 8:19 AM, Christopher Schultz
> <chris@christopherschultz.net> wrote:
>> All,
>>
>> I've found an expression that parser in Velocity 1.4 but does not in
>> Velocity 1.7:
>>
>> #set($linkedExpression =
>> $linkedExpression.replaceAll('(?:fact|response|freeResponse)\(\s*([0-9]+)\s*[^)]*\)',
>> "<a
>> href=\"$link.setForward('clinician-edit-question')?id=${dollar}1\">${dollar}0</a>"))
>>
>> (That should be all on one line)
>>
>> The parse error is:
>>
>> org.apache.velocity.exception.ParseErrorException: Encountered "$link"
>> at mytemplate.vm[line 95, column 123]
>> Was expecting one of:
>>    "," ...
>>    ")" ...
>>    <WHITESPACE> ...
>>
>> Column 123 is, as you might imagine, the only reference to $link above.
>> It looks like the \" is tripping-up the parser.
>>
>> I seem to recall come discussion about escaped characters in
>> double-quoted strings a while ago. Did we decide that backslash woul no
>> longer escape a double-quote in a string? What's the recommended
>> technique for embedding double-quotes, now?
>>
>> #set($quote = '"')
>> #set($foo = "quoted $quote thing")
>>
>> or
>>
>> #set($foo = "quoted $esc.q thing")
>>
>> or something else?
>>
>> Thanks,
>> -chris
>>
>>
>>
>

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