parse_and_it (
 
rule
, 
β
 
s)
Non-failing (i.e. failure results in an error), non-partial
parsing returning the result of parsing and a text iterator
for the remainder of the input.
rule
parser to be used
s
input string to be parsed
returns
a pair (v, it) where v is the result of parsing andit is a text iterator for the remainder of s.

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