Beginners error... After digging a little I found a solution. Encapsulating the :block in another variable to isolate them in a single hash fixed the problem.
On 2012年10月21日 日曜日 01:15:26 Eric Sagnes wrote:
> Hello,
>
> I just started to play with Parslet, and I must say it is very intuitive.
> Coding a parser was a breeze, but I am having some trouble with the
> transform part.
>
> I made a simple if else conditional parser, and I can't get the transform to
> work.
>
> Here the input:
> '$if(foo)$ foo_block $elsif(bar)$ bar block $else$ baz $endif$'
>
> And the parser result is:
> {:text=>
> [{:conditional=>
> {:if_expression=>
> {:condition=>{:attribute=>{:attribute_atom=>"foo"@4}},
>
> :block=>" foo_block "@9},
> :
> :elsif_expression=>
>
> [{:condition=>{:attribute=>{:attribute_atom=>"bar"@27}},
>
> :block=>" bar block "@32}],
> :
> :else_expression=>{:block=>" baz "@49}}}]}
>
> So far, so good.
>
> I made a test rule to transform the :block value into some text
> rule(:block => simple(:block) ){ "I am a block" }
>
> And I got the following result
> {:text=>
> [{:conditional=>
> {:if_expression=>{:condition=>nil, :block=>" foo_block "@9},
>
> :elsif_expression=>[{:condition=>nil, :block=>" bar block "@32}],
> :else_expression=>"I am a block"}}]}
>
> Only the else_expression :block get transformed, what am I missing to have
> the
> :elsif_expression :block and :if_expression :block also transformed?
>
> Thanks in advance,
--
Eric Sagnes
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