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factor out some parts of print function for entry

This commit is contained in:
Arvid Norberg 2018-10-02 08:57:50 +02:00 committed by Arvid Norberg
parent c096f63f59
commit 949867eca9
2 changed files with 64 additions and 56 deletions
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2
include/libtorrent/entry.hpp
View File

@ -311,8 +311,6 @@ namespace aux {
private:
void to_string_impl(std::string& out, int indent, bool single_line) const;
aux::aligned_union<1
#if TORRENT_COMPLETE_TYPES_REQUIRED
// for implementations that require complete types, use char and hope

118
src/entry.cpp
View File

@ -662,13 +662,6 @@ namespace {
}
}
std::string entry::to_string(bool const single_line) const
{
std::string ret;
to_string_impl(ret, 0, single_line);
return ret;
}
namespace {
bool is_binary(std::string const& str)
{
@ -689,62 +682,79 @@ namespace {
{
out.resize(out.size() + size_t(indent), ' ');
}
}
void entry::to_string_impl(std::string& out, int const indent
, bool const single_line) const
void print_list(std::string&, entry const&, int, bool);
void print_dict(std::string&, entry const&, int, bool);
void to_string_impl(std::string& out, entry const& e, int const indent
, bool const single_line)
{
TORRENT_ASSERT(indent >= 0);
switch (m_type)
switch (e.type())
{
case int_t:
out += libtorrent::to_string(integer()).data();
case entry::int_t:
out += libtorrent::to_string(e.integer()).data();
break;
case string_t:
{
out += "'";
out += print_string(string());
out += "'";
} break;
case list_t:
{
out += single_line ? "[ " : "[\n";
bool first = true;
for (auto const& item : list())
{
if (!first) out += single_line ? ", " : ",\n";
first = false;
if (!single_line) add_indent(out, indent+1);
item.to_string_impl(out, indent+1, single_line);
}
out += " ]";
} break;
case dictionary_t:
{
out += single_line ? "{ " : "{\n";
bool first = true;
for (auto const& item : dict())
{
if (!first) out += single_line ? ", " : ",\n";
first = false;
if (!single_line) add_indent(out, indent+1);
out += "'";
out += print_string(item.first);
out += "': ";
item.second.to_string_impl(out, indent+2, single_line);
}
out += " }";
} break;
case preformatted_t:
case entry::string_t:
out += "'";
out += print_string(e.string());
out += "'";
break;
case entry::list_t:
print_list(out, e, indent + 1, single_line);
break;
case entry::dictionary_t:
print_dict(out, e, indent + 1, single_line);
break;
case entry::preformatted_t:
out += "<preformatted>";
break;
case undefined_t:
case entry::undefined_t:
out += "<uninitialized>";
break;
default:
out += "<error>";
break;
}
}
void print_list(std::string& out, entry const& e
, int const indent, bool const single_line)
{
out += single_line ? "[ " : "[\n";
bool first = true;
for (auto const& item : e.list())
{
if (!first) out += single_line ? ", " : ",\n";
first = false;
if (!single_line) add_indent(out, indent);
to_string_impl(out, item, indent, single_line);
}
out += " ]";
}
void print_dict(std::string& out, entry const& e
, int const indent, bool const single_line)
{
out += single_line ? "{ " : "{\n";
bool first = true;
for (auto const& item : e.dict())
{
if (!first) out += single_line ? ", " : ",\n";
first = false;
if (!single_line) add_indent(out, indent);
out += "'";
out += print_string(item.first);
out += "': ";
to_string_impl(out, item.second, indent+1, single_line);
}
out += " }";
}
}
std::string entry::to_string(bool const single_line) const
{
std::string ret;
to_string_impl(ret, *this, 0, single_line);
return ret;
}
}