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Add 'followed-by' PEG

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The PEG s-expression syntax now uses '(followed-by ...)' instead of
'(body & ... 1)'.
This commit is contained in:
Noah Lavine 2011-09-19 10:30:53 -04:00 • committed by Andy Wingo
parent 8e97edd5d3
commit 66ba3de0a6
2 changed files with 22 additions and 2 deletions
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4
doc/ref/api-peg.texi
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@ -90,13 +90,13 @@ Tries to parse @var{a}. Succeeds if @var{a} succeeds.
@code{(? a)}
@end deftp
@deftp {PEG Pattern} {and predicate} a
@deftp {PEG Pattern} {followed by} a
Makes sure it is possible to parse @var{a}, but does not actually parse
it. Succeeds if @var{a} would succeed.
@code{"&a"}
@code{(body & a 1)}
@code{(followed-by a)}
@end deftp
@deftp {PEG Pattern} {not predicate} a