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Use regex to extract max_toot_chars.

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This commit is contained in:
tastytea 2020-01-14 21:03:04 +01:00
parent aafb55e7eb
commit 223db7b255
Signed by: tastytea
GPG Key ID: CFC39497F1B26E07
1 changed files with 9 additions and 12 deletions
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21
src/instance.cpp
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@ -53,19 +53,16 @@ uint64_t Instance::get_max_chars() noexcept
_max_chars = [&answer]
{
auto &body{answer.body};
size_t pos_start{body.find("max_toot_chars")};
if (pos_start == string::npos)
{
debuglog << "max_toot_chars not found.\n";
return default_max_chars;
}
pos_start = body.find(':', pos_start) + 1;
const size_t pos_end{body.find(',', pos_start)};
const regex re_chars{R"("max_toot_chars"\s*:\s*([^"]+))"};
smatch match;
const auto max_toot_chars{body.substr(pos_start,
pos_end - pos_start)};
return static_cast<uint64_t>(stoull(max_toot_chars));
if (regex_search(answer.body, match, re_chars))
{
return static_cast<uint64_t>(stoull(match[1].str()));
}
debuglog << "max_toot_chars not found.\n";
return default_max_chars;
}();
debuglog << "Set _max_chars to: " << _max_chars << '\n';
}