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Merge pull request #275 from dtoma/develop

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Update hexify to use array lookup instead of ternary (#270)
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Niels 2016-07-01 16:51:35 +02:00 committed by GitHub
commit 814fb31d64
1 changed files with 5 additions and 3 deletions
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8
src/json.hpp.re2c
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@ -5959,9 +5959,11 @@ class basic_json
// (0..f) // (0..f)
const auto hexify = [](const int v) -> char const auto hexify = [](const int v) -> char
{ {
return (v < 10) static const char hex[16] = { '0', '1', '2', '3',
? ('0' + static_cast<char>(v)) '4', '5', '6', '7',
: ('a' + static_cast<char>((v - 10) & 0x1f)); '8', '9', 'a', 'b',
'c', 'd', 'e', 'f' };
return hex[v];
}; };
// print character c as \uxxxx // print character c as \uxxxx