Regex Prefix Matching Can Occaisionally Be Overly-Greedy #10

djspiewak opened this Issue Aug 10, 2012 · 0 comments


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djspiewak commented Aug 10, 2012

val p = "ab?".r ~ "b"

p("ab")         // failure

The problem is that the regex is only producing a single tree. Need to find a way to work with the regex API to produce a forest, accounting for the fact that regular expressions can have unfixed unions.

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