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Higher-level match predicates #33

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seancribbs opened this issue Dec 7, 2014 · 0 comments
Open

Higher-level match predicates #33

seancribbs opened this issue Dec 7, 2014 · 0 comments

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@seancribbs
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Pappy allows the grammar designer to attach predicates to individual rules or choices that may cause the match to fail. This can potentially violate the linear parse-time guarantee, but is incredibly useful in handling instances like user-defined delimiters (e.g. xml, heredocs).
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@seancribbs