From 7707b8b046aff330efabd1ad158a5e898a918b54 Mon Sep 17 00:00:00 2001
From: Gregor Kappler <gregor.kappler@bictxt.de>
Date: Wed, 19 Aug 2020 11:05:30 +0200
Subject: [PATCH] fix #9  _iterate(::Bytes,sequence,till,...) check whether
 number of bytes available

---
 src/CombinedParsers.jl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/CombinedParsers.jl b/src/CombinedParsers.jl
index dfb200f..bd23e3f 100644
--- a/src/CombinedParsers.jl
+++ b/src/CombinedParsers.jl
@@ -485,7 +485,7 @@ struct Bytes{T} <: CombinedParser{MatchState,T}
 end
 Bytes(N::Integer, T::Type=Char) = Bytes{T}(N)
 _iterate(parser::Bytes, sequence, till, posi, next_i, state::Nothing) =
-    nextind(sequence,posi,parser.N), MatchState()
+    posi+parser.N <= till ? (nextind(sequence,posi,parser.N), MatchState()) : nothing
 _iterate(parser::Bytes, sequence, till, posi, next_i, state::MatchState) =
     nothing
 regex_string_(x::Bytes{N}) where N = ".{$(N)}"