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feat: support string_type in toml::format

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ToruNiina
2024-07-20 17:22:10 +09:00
parent 6085c53ea2
commit 43f5a74bf0
2 changed files with 203 additions and 183 deletions
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374
include/toml11/serializer.hpp
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@@ -59,13 +59,15 @@ class serializer
using array_type = typename value_type::array_type ;
using table_type = typename value_type::table_type ;
using char_type = typename string_type::value_type;
public:
explicit serializer(const spec& sp)
: spec_(sp), force_inline_(false), current_indent_(0)
{}
std::string operator()(const std::vector<key_type>& ks, const value_type& v)
string_type operator()(const std::vector<key_type>& ks, const value_type& v)
{
for(const auto& k : ks)
{
@@ -74,13 +76,13 @@ class serializer
return (*this)(v);
}
std::string operator()(const key_type& k, const value_type& v)
string_type operator()(const key_type& k, const value_type& v)
{
this->keys_.push_back(k);
return (*this)(v);
}
std::string operator()(const value_type& v)
string_type operator()(const value_type& v)
{
switch(v.type())
{
@@ -98,14 +100,14 @@ class serializer
}
case value_t::table :
{
std::string retval;
string_type retval;
if(this->keys_.empty()) // it might be the root table. emit comments here.
{
retval += format_comments(v.comments(), v.as_table_fmt().indent_type);
}
if( ! retval.empty()) // we have comment.
{
retval += '\n';
retval += char_type('\n');
}
retval += (*this)(v.as_table(), v.as_table_fmt(), v.comments(), v.location());
@@ -115,7 +117,7 @@ class serializer
{
if(this->spec_.ext_null_value)
{
return "null";
return string_conv<string_type>("null");
}
break;
}
@@ -131,12 +133,19 @@ class serializer
private:
std::string operator()(const boolean_type& b, const boolean_format_info&, const source_location&) // {{{
string_type operator()(const boolean_type& b, const boolean_format_info&, const source_location&) // {{{
{
if(b) { return std::string("true"); } else { return std::string("false"); }
if(b)
{
return string_conv<string_type>("true");
}
else
{
return string_conv<string_type>("false");
}
} // }}}
std::string operator()(const integer_type i, const integer_format_info& fmt, const source_location& loc) // {{{
string_type operator()(const integer_type i, const integer_format_info& fmt, const source_location& loc) // {{{
{
std::ostringstream oss;
this->set_locale(oss);
@@ -180,7 +189,6 @@ class serializer
retval += '_';
retval += fmt.suffix;
}
return retval;
}
else
{
@@ -194,12 +202,14 @@ class serializer
case integer_format::hex:
{
oss << std::setw(static_cast<int>(fmt.width)) << std::setfill('0') << std::hex << i;
return std::string("0x") + insert_spacer(oss.str());
retval = std::string("0x") + insert_spacer(oss.str());
break;
}
case integer_format::oct:
{
oss << std::setw(static_cast<int>(fmt.width)) << std::setfill('0') << std::oct << i;
return std::string("0o") + insert_spacer(oss.str());
retval = std::string("0o") + insert_spacer(oss.str());
break;
}
case integer_format::bin:
{
@@ -228,7 +238,8 @@ class serializer
{
oss << *iter;
}
return std::string("0b") + oss.str();
retval = std::string("0b") + oss.str();
break;
}
default:
{
@@ -238,9 +249,10 @@ class serializer
}
}
}
return string_conv<string_type>(retval);
} // }}}
std::string operator()(const floating_type f, const floating_format_info& fmt, const source_location&) // {{{
string_type operator()(const floating_type f, const floating_format_info& fmt, const source_location&) // {{{
{
using std::isnan;
using std::isinf;
@@ -261,7 +273,7 @@ class serializer
oss << '_';
oss << fmt.suffix;
}
return oss.str();
return string_conv<string_type>(oss.str());
}
if(isinf(f))
@@ -276,7 +288,7 @@ class serializer
oss << '_';
oss << fmt.suffix;
}
return oss.str();
return string_conv<string_type>(oss.str());
}
switch(fmt.fmt)
@@ -301,7 +313,7 @@ class serializer
s += '_';
s += fmt.suffix;
}
return s;
return string_conv<string_type>(s);
}
case floating_format::fixed:
{
@@ -314,7 +326,7 @@ class serializer
{
oss << '_' << fmt.suffix;
}
return oss.str();
return string_conv<string_type>(oss.str());
}
case floating_format::scientific:
{
@@ -327,7 +339,7 @@ class serializer
{
oss << '_' << fmt.suffix;
}
return oss.str();
return string_conv<string_type>(oss.str());
}
case floating_format::hex:
{
@@ -335,14 +347,14 @@ class serializer
{
oss << std::hexfloat << f;
// suffix is only for decimal numbers.
return oss.str();
return string_conv<string_type>(oss.str());
}
else // no hex allowed. output with max precision.
{
oss << std::setprecision(std::numeric_limits<floating_type>::max_digits10)
<< std::scientific << f;
// suffix is only for decimal numbers.
return oss.str();
return string_conv<string_type>(oss.str());
}
}
default:
@@ -351,58 +363,58 @@ class serializer
{
oss << '_' << fmt.suffix;
}
return oss.str();
return string_conv<string_type>(oss.str());
}
}
} // }}}
std::string operator()(string_type s, const string_format_info& fmt, const source_location& loc) // {{{
string_type operator()(string_type s, const string_format_info& fmt, const source_location& loc) // {{{
{
std::string retval;
string_type retval;
switch(fmt.fmt)
{
case string_format::basic:
{
retval += '"';
retval += char_type('"');
retval += this->escape_basic_string(s);
retval += '"';
retval += char_type('"');
return retval;
}
case string_format::literal:
{
if(std::find(s.begin(), s.end(), '\n') != s.end())
if(std::find(s.begin(), s.end(), char_type('\n')) != s.end())
{
throw serialization_error(format_error("toml::serializer: "
"(non-multiline) literal string cannot have a newline",
loc, "here"), loc);
}
retval += '\'';
retval += char_type('\'');
retval += s;
retval += '\'';
retval += char_type('\'');
return retval;
}
case string_format::multiline_basic:
{
retval += "\"\"\"";
retval += string_conv<string_type>("\"\"\"");
if(fmt.start_with_newline)
{
retval += '\n';
retval += char_type('\n');
}
retval += this->escape_ml_basic_string(s);
retval += "\"\"\"";
retval += string_conv<string_type>("\"\"\"");
return retval;
}
case string_format::multiline_literal:
{
retval += "'''";
retval += string_conv<string_type>("'''");
if(fmt.start_with_newline)
{
retval += '\n';
retval += char_type('\n');
}
retval += s;
retval += "'''";
retval += string_conv<string_type>("'''");
return retval;
}
default:
@@ -414,19 +426,19 @@ class serializer
}
} // }}}
std::string operator()(const local_date_type& d, const local_date_format_info&, const source_location&) // {{{
string_type operator()(const local_date_type& d, const local_date_format_info&, const source_location&) // {{{
{
std::ostringstream oss;
oss << d;
return oss.str();
return string_conv<string_type>(oss.str());
} // }}}
std::string operator()(const local_time_type& t, const local_time_format_info& fmt, const source_location&) // {{{
string_type operator()(const local_time_type& t, const local_time_format_info& fmt, const source_location&) // {{{
{
return this->format_local_time(t, fmt.has_seconds, fmt.subsecond_precision);
} // }}}
std::string operator()(const local_datetime_type& dt, const local_datetime_format_info& fmt, const source_location&) // {{{
string_type operator()(const local_datetime_type& dt, const local_datetime_format_info& fmt, const source_location&) // {{{
{
std::ostringstream oss;
oss << dt.date;
@@ -437,11 +449,11 @@ class serializer
case datetime_delimiter_kind::space: { oss << ' '; break; }
default: { oss << 'T'; break; }
}
oss << this->format_local_time(dt.time, fmt.has_seconds, fmt.subsecond_precision);
return oss.str();
return string_conv<string_type>(oss.str()) +
this->format_local_time(dt.time, fmt.has_seconds, fmt.subsecond_precision);
} // }}}
std::string operator()(const offset_datetime_type& odt, const offset_datetime_format_info& fmt, const source_location&) // {{{
string_type operator()(const offset_datetime_type& odt, const offset_datetime_format_info& fmt, const source_location&) // {{{
{
std::ostringstream oss;
oss << odt.date;
@@ -452,12 +464,12 @@ class serializer
case datetime_delimiter_kind::space: { oss << ' '; break; }
default: { oss << 'T'; break; }
}
oss << this->format_local_time(odt.time, fmt.has_seconds, fmt.subsecond_precision);
oss << string_conv<std::string>(this->format_local_time(odt.time, fmt.has_seconds, fmt.subsecond_precision));
oss << odt.offset;
return oss.str();
return string_conv<string_type>(oss.str());
} // }}}
std::string operator()(const array_type& a, const array_format_info& fmt, const comment_type& com, const source_location& loc) // {{{
string_type operator()(const array_type& a, const array_format_info& fmt, const comment_type& com, const source_location& loc) // {{{
{
array_format f = fmt.fmt;
if(fmt.fmt == array_format::default_format)
@@ -546,7 +558,7 @@ class serializer
throw serialization_error("array of table must have its key. "
"use format(key, v)", loc);
}
std::string retval;
string_type retval;
for(const auto& e : a)
{
assert(e.is_table());
@@ -556,9 +568,9 @@ class serializer
retval += this->format_indent(e.as_table_fmt().indent_type);
this->current_indent_ -= e.as_table_fmt().name_indent;
retval += "[[";
retval += string_conv<string_type>("[[");
retval += this->format_keys(this->keys_).value();
retval += "]]\n";
retval += string_conv<string_type>("]]\n");
retval += this->format_ml_table(e.as_table(), e.as_table_fmt());
}
@@ -567,20 +579,20 @@ class serializer
else if(f == array_format::oneline)
{
// ignore comments. we cannot emit comments
std::string retval;
retval += "[";
string_type retval;
retval += char_type('[');
for(const auto& e : a)
{
this->force_inline_ = true;
retval += (*this)(e);
retval += ", ";
retval += string_conv<string_type>(", ");
}
if( ! a.empty())
{
retval.pop_back(); // ` `
retval.pop_back(); // `,`
}
retval += "]";
retval += char_type(']');
this->force_inline_ = false;
return retval;
}
@@ -588,32 +600,32 @@ class serializer
{
assert(f == array_format::multiline);
std::string retval;
retval += "[\n";
string_type retval;
retval += string_conv<string_type>("[\n");
for(const auto& e : a)
{
this->current_indent_ += fmt.body_indent;
retval += format_comments(e.comments(), fmt.indent_type);
retval += format_indent(fmt.indent_type);
retval += this->format_comments(e.comments(), fmt.indent_type);
retval += this->format_indent(fmt.indent_type);
this->current_indent_ -= fmt.body_indent;
this->force_inline_ = true;
retval += (*this)(e);
retval += ",\n";
retval += string_conv<string_type>(",\n");
}
this->force_inline_ = false;
this->current_indent_ += fmt.closing_indent;
retval += format_indent(fmt.indent_type);
retval += this->format_indent(fmt.indent_type);
this->current_indent_ -= fmt.closing_indent;
retval += "]";
retval += char_type(']');
return retval;
}
} // }}}
std::string operator()(const table_type& t, const table_format_info& fmt, const comment_type& com, const source_location& loc) // {{{
string_type operator()(const table_type& t, const table_format_info& fmt, const comment_type& com, const source_location& loc) // {{{
{
if(this->force_inline_)
{
@@ -630,17 +642,17 @@ class serializer
{
if(fmt.fmt == table_format::multiline)
{
std::string retval;
string_type retval;
// comment is emitted inside format_ml_table
if(auto k = this->format_keys(this->keys_))
{
this->current_indent_ += fmt.name_indent;
retval += format_comments(com, fmt.indent_type);
retval += format_indent(fmt.indent_type);
retval += this->format_comments(com, fmt.indent_type);
retval += this->format_indent(fmt.indent_type);
this->current_indent_ -= fmt.name_indent;
retval += '[';
retval += char_type('[');
retval += k.value();
retval += "]\n";
retval += string_conv<string_type>("]\n");
}
// otherwise, its the root.
@@ -657,7 +669,7 @@ class serializer
}
else if(fmt.fmt == table_format::dotted)
{
std::vector<std::string> keys;
std::vector<string_type> keys;
if(this->keys_.empty())
{
throw serialization_error(format_error("toml::serializer: "
@@ -674,7 +686,7 @@ class serializer
{
assert(fmt.fmt == table_format::implicit);
std::string retval;
string_type retval;
for(const auto& kv : t)
{
const auto& k = kv.first;
@@ -722,46 +734,48 @@ class serializer
private:
std::string escape_basic_string(const std::string& s) const // {{{
string_type escape_basic_string(const string_type& s) const // {{{
{
std::string retval;
for(const char c : s)
string_type retval;
for(const char_type c : s)
{
switch(c)
{
case '\\': {retval += "\\\\"; break;}
case '\"': {retval += "\\\""; break;}
case '\b': {retval += "\\b"; break;}
case '\t': {retval += "\\t"; break;}
case '\f': {retval += "\\f"; break;}
case '\n': {retval += "\\n"; break;}
case '\r': {retval += "\\r"; break;}
case char_type('\\'): {retval += string_conv<string_type>("\\\\"); break;}
case char_type('\"'): {retval += string_conv<string_type>("\\\""); break;}
case char_type('\b'): {retval += string_conv<string_type>("\\b" ); break;}
case char_type('\t'): {retval += string_conv<string_type>("\\t" ); break;}
case char_type('\f'): {retval += string_conv<string_type>("\\f" ); break;}
case char_type('\n'): {retval += string_conv<string_type>("\\n" ); break;}
case char_type('\r'): {retval += string_conv<string_type>("\\r" ); break;}
default :
{
if(c == 0x1B && spec_.v1_1_0_add_escape_sequence_e)
if(c == char_type(0x1B) && spec_.v1_1_0_add_escape_sequence_e)
{
retval += "\\e";
retval += string_conv<string_type>("\\e");
}
else if((0x00 <= c && c <= 0x08) || (0x0A <= c && c <= 0x1F) || c == 0x7F)
else if((char_type(0x00) <= c && c <= char_type(0x08)) ||
(char_type(0x0A) <= c && c <= char_type(0x1F)) ||
c == char_type(0x7F))
{
if(spec_.v1_1_0_add_escape_sequence_x)
{
retval += "\\x";
retval += string_conv<string_type>("\\x");
}
else
{
retval += "\\u00";
retval += string_conv<string_type>("\\u00");
}
const auto c1 = c / 16;
const auto c2 = c % 16;
retval += static_cast<char>('0' + c1);
retval += static_cast<char_type>('0' + c1);
if(c2 < 10)
{
retval += static_cast<char>('0' + c2);
retval += static_cast<char_type>('0' + c2);
}
else // 10 <= c2
{
retval += static_cast<char>('A' + (c2 - 10));
retval += static_cast<char_type>('A' + (c2 - 10));
}
}
else
@@ -774,45 +788,47 @@ class serializer
return retval;
} // }}}
std::string escape_ml_basic_string(const std::string& s) // {{{
string_type escape_ml_basic_string(const string_type& s) // {{{
{
std::string retval;
for(const char c : s)
string_type retval;
for(const char_type c : s)
{
switch(c)
{
case '\\': {retval += "\\\\"; break;}
case '\b': {retval += "\\b"; break;}
case '\t': {retval += "\\t"; break;}
case '\f': {retval += "\\f"; break;}
case '\n': {retval += "\n"; break;}
case '\r': {retval += "\\r"; break;}
case char_type('\\'): {retval += string_conv<string_type>("\\\\"); break;}
case char_type('\b'): {retval += string_conv<string_type>("\\b" ); break;}
case char_type('\t'): {retval += string_conv<string_type>("\\t" ); break;}
case char_type('\f'): {retval += string_conv<string_type>("\\f" ); break;}
case char_type('\n'): {retval += string_conv<string_type>("\n" ); break;}
case char_type('\r'): {retval += string_conv<string_type>("\\r" ); break;}
default :
{
if(c == 0x1B && spec_.v1_1_0_add_escape_sequence_e)
if(c == char_type(0x1B) && spec_.v1_1_0_add_escape_sequence_e)
{
retval += "\\e";
retval += string_conv<string_type>("\\e");
}
else if((0x00 <= c && c <= 0x08) || (0x0A <= c && c <= 0x1F) || c == 0x7F)
else if((char_type(0x00) <= c && c <= char_type(0x08)) ||
(char_type(0x0A) <= c && c <= char_type(0x1F)) ||
c == char_type(0x7F))
{
if(spec_.v1_1_0_add_escape_sequence_x)
{
retval += "\\x";
retval += string_conv<string_type>("\\x");
}
else
{
retval += "\\u00";
retval += string_conv<string_type>("\\u00");
}
const auto c1 = c / 16;
const auto c2 = c % 16;
retval += static_cast<char>('0' + c1);
retval += static_cast<char_type>('0' + c1);
if(c2 < 10)
{
retval += static_cast<char>('0' + c2);
retval += static_cast<char_type>('0' + c2);
}
else // 10 <= c2
{
retval += static_cast<char>('A' + (c2 - 10));
retval += static_cast<char_type>('A' + (c2 - 10));
}
}
else
@@ -833,16 +849,16 @@ class serializer
// str5 = """Here are three quotation marks: ""\"."""
// str6 = """Here are fifteen quotation marks: ""\"""\"""\"""\"""\"."""
// ```
auto found_3_quotes = retval.find("\"\"\"");
while(found_3_quotes != std::string::npos)
auto found_3_quotes = retval.find(string_conv<string_type>("\"\"\""));
while(found_3_quotes != string_type::npos)
{
retval.replace(found_3_quotes, 3, "\"\"\\\"");
found_3_quotes = retval.find("\"\"\"");
retval.replace(found_3_quotes, 3, string_conv<string_type>("\"\"\\\""));
found_3_quotes = retval.find(string_conv<string_type>("\"\"\""));
}
return retval;
} // }}}
std::string format_local_time(const local_time_type& t, const bool has_seconds, const std::size_t subsec_prec) // {{{
string_type format_local_time(const local_time_type& t, const bool has_seconds, const std::size_t subsec_prec) // {{{
{
std::ostringstream oss;
oss << std::setfill('0') << std::setw(2) << static_cast<int>(t.hour);
@@ -862,10 +878,10 @@ class serializer
oss << '.' << subsec_str.substr(0, subsec_prec);
}
}
return oss.str();
return string_conv<string_type>(oss.str());
} // }}}
std::string format_ml_table(const table_type& t, const table_format_info& fmt) // {{{
string_type format_ml_table(const table_type& t, const table_format_info& fmt) // {{{
{
const auto format_later = [](const value_type& v) -> bool {
@@ -881,7 +897,7 @@ class serializer
return is_ml_table || is_ml_array_table;
};
std::string retval;
string_type retval;
this->current_indent_ += fmt.body_indent;
for(const auto& kv : t)
{
@@ -902,9 +918,9 @@ class serializer
else
{
retval += format_key(key);
retval += " = ";
retval += string_conv<string_type>(" = ");
retval += (*this)(val);
retval += "\n";
retval += char_type('\n');
}
this->keys_.pop_back();
}
@@ -912,7 +928,7 @@ class serializer
if( ! retval.empty())
{
retval += "\n"; // for readability, add empty line between tables
retval += char_type('\n'); // for readability, add empty line between tables
}
for(const auto& kv : t)
{
@@ -929,33 +945,33 @@ class serializer
return retval;
} // }}}
std::string format_inline_table(const table_type& t, const table_format_info&) // {{{
string_type format_inline_table(const table_type& t, const table_format_info&) // {{{
{
// comments are ignored because we cannot write without newline
std::string retval;
retval += '{';
string_type retval;
retval += char_type('{');
for(const auto& kv : t)
{
this->force_inline_ = true;
retval += this->format_key(kv.first);
retval += " = ";
retval += string_conv<string_type>(" = ");
retval += (*this)(kv.second);
retval += ", ";
retval += string_conv<string_type>(", ");
}
if( ! t.empty())
{
retval.pop_back(); // ' '
retval.pop_back(); // ','
}
retval += '}';
retval += char_type('}');
this->force_inline_ = false;
return retval;
} // }}}
std::string format_ml_inline_table(const table_type& t, const table_format_info& fmt) // {{{
string_type format_ml_inline_table(const table_type& t, const table_format_info& fmt) // {{{
{
std::string retval;
retval += "{\n";
string_type retval;
retval += string_conv<string_type>("{\n");
this->current_indent_ += fmt.body_indent;
for(const auto& kv : t)
{
@@ -963,12 +979,12 @@ class serializer
retval += format_comments(kv.second.comments(), fmt.indent_type);
retval += format_indent(fmt.indent_type);
retval += kv.first;
retval += " = ";
retval += string_conv<string_type>(" = ");
this->force_inline_ = true;
retval += (*this)(kv.second);
retval += ",\n";
retval += string_conv<string_type>(",\n");
}
if( ! t.empty())
{
@@ -982,12 +998,12 @@ class serializer
retval += format_indent(fmt.indent_type);
this->current_indent_ -= fmt.closing_indent;
retval += '}';
retval += char_type('}');
return retval;
} // }}}
std::string format_dotted_table(const table_type& t, const table_format_info& fmt, // {{{
const source_location&, std::vector<std::string>& keys)
string_type format_dotted_table(const table_type& t, const table_format_info& fmt, // {{{
const source_location&, std::vector<string_type>& keys)
{
// lets say we have: `{"a": {"b": {"c": {"d": "foo", "e": "bar"} } }`
// and `a` and `b` are `dotted`.
@@ -1003,7 +1019,7 @@ class serializer
// a.b.c.e = "bar"
// ```
std::string retval;
string_type retval;
for(const auto& kv : t)
{
@@ -1024,10 +1040,10 @@ class serializer
retval += format_comments(val.comments(), fmt.indent_type);
retval += format_indent(fmt.indent_type);
retval += format_keys(keys).value();
retval += " = ";
retval += string_conv<string_type>(" = ");
this->force_inline_ = true; // sub-table must be inlined
retval += (*this)(val);
retval += '\n';
retval += char_type('\n');
this->force_inline_ = false;
}
keys.pop_back();
@@ -1035,15 +1051,15 @@ class serializer
return retval;
} // }}}
std::string format_key(const key_type& key) // {{{
string_type format_key(const key_type& key) // {{{
{
if(key.empty())
{
return std::string("\"\"");
return string_conv<string_type>("\"\"");
}
// check the key can be a bare (unquoted) key
auto loc = detail::make_temporary_location(key);
auto loc = detail::make_temporary_location(string_conv<std::string>(key));
auto reg = detail::syntax::unquoted_key(this->spec_).scan(loc);
if(reg.is_ok() && loc.eof())
{
@@ -1051,41 +1067,43 @@ class serializer
}
//if it includes special characters, then format it in a "quoted" key.
std::string formatted("\"");
for(const char c : key)
string_type formatted = string_conv<string_type>("\"");
for(const char_type c : key)
{
switch(c)
{
case '\\': {formatted += "\\\\"; break;}
case '\"': {formatted += "\\\""; break;}
case '\b': {formatted += "\\b"; break;}
case '\t': {formatted += "\\t"; break;}
case '\f': {formatted += "\\f"; break;}
case '\n': {formatted += "\\n"; break;}
case '\r': {formatted += "\\r"; break;}
case char_type('\\'): {formatted += string_conv<string_type>("\\\\"); break;}
case char_type('\"'): {formatted += string_conv<string_type>("\\\""); break;}
case char_type('\b'): {formatted += string_conv<string_type>("\\b" ); break;}
case char_type('\t'): {formatted += string_conv<string_type>("\\t" ); break;}
case char_type('\f'): {formatted += string_conv<string_type>("\\f" ); break;}
case char_type('\n'): {formatted += string_conv<string_type>("\\n" ); break;}
case char_type('\r'): {formatted += string_conv<string_type>("\\r" ); break;}
default :
{
// ASCII ctrl char
if((0x00 <= c && c <= 0x08) || (0x0A <= c && c <= 0x1F) || c == 0x7F)
if( (char_type(0x00) <= c && c <= char_type(0x08)) ||
(char_type(0x0A) <= c && c <= char_type(0x1F)) ||
c == char_type(0x7F))
{
if(spec_.v1_1_0_add_escape_sequence_x)
{
formatted += "\\x";
formatted += string_conv<string_type>("\\x");
}
else
{
formatted += "\\u00";
formatted += string_conv<string_type>("\\u00");
}
const auto c1 = c / 16;
const auto c2 = c % 16;
formatted += static_cast<char>('0' + c1);
formatted += static_cast<char_type>('0' + c1);
if(c2 < 10)
{
formatted += static_cast<char>('0' + c2);
formatted += static_cast<char_type>('0' + c2);
}
else // 10 <= c2
{
formatted += static_cast<char>('A' + (c2 - 10));
formatted += static_cast<char_type>('A' + (c2 - 10));
}
}
else
@@ -1096,58 +1114,58 @@ class serializer
}
}
}
formatted += "\"";
formatted += string_conv<string_type>("\"");
return formatted;
} // }}}
cxx::optional<std::string> format_keys(const std::vector<key_type>& keys) // {{{
cxx::optional<string_type> format_keys(const std::vector<key_type>& keys) // {{{
{
if(keys.empty())
{
return cxx::make_nullopt();
}
std::string formatted;
string_type formatted;
for(const auto& ky : keys)
{
formatted += format_key(ky);
formatted += '.';
formatted += char_type('.');
}
formatted.pop_back(); // remove the last dot '.'
return formatted;
} // }}}
std::string format_comments(const discard_comments&, const indent_char) const // {{{
string_type format_comments(const discard_comments&, const indent_char) const // {{{
{
return "";
return string_conv<string_type>("");
} // }}}
std::string format_comments(const preserve_comments& comments, const indent_char indent_type) const // {{{
string_type format_comments(const preserve_comments& comments, const indent_char indent_type) const // {{{
{
std::string retval;
string_type retval;
for(const auto& c : comments)
{
if(c.empty()) {continue;}
retval += format_indent(indent_type);
if(c.front() != '#') {retval += '#';}
retval += c;
if(c.back() != '\n') {retval += '\n';}
if(c.front() != '#') {retval += char_type('#');}
retval += string_conv<string_type>(c);
if(c.back() != '\n') {retval += char_type('\n');}
}
return retval;
} // }}}
std::string format_indent(const indent_char indent_type) const // {{{
string_type format_indent(const indent_char indent_type) const // {{{
{
const auto indent = static_cast<std::size_t>((std::max)(0, this->current_indent_));
if(indent_type == indent_char::space)
{
return detail::make_string(indent, ' ');
return string_conv<string_type>(make_string(indent, ' '));
}
else if(indent_type == indent_char::tab)
{
return detail::make_string(indent, '\t');
return string_conv<string_type>(make_string(indent, '\t'));
}
else
{
return "";
return string_type{};
}
} // }}}
@@ -1166,24 +1184,26 @@ class serializer
} // detail
template<typename TC>
std::string format(const basic_value<TC>& v,
const spec s = spec::default_version())
typename basic_value<TC>::string_type
format(const basic_value<TC>& v, const spec s = spec::default_version())
{
detail::serializer<TC> ser(s);
return ser(v);
}
template<typename TC>
std::string format(const typename basic_value<TC>::key_type& k,
const basic_value<TC>& v,
const spec s = spec::default_version())
typename basic_value<TC>::string_type
format(const typename basic_value<TC>::key_type& k,
const basic_value<TC>& v,
const spec s = spec::default_version())
{
detail::serializer<TC> ser(s);
return ser(k, v);
}
template<typename TC>
std::string format(const std::vector<typename basic_value<TC>::key_type>& ks,
const basic_value<TC>& v,
const spec s = spec::default_version())
typename basic_value<TC>::string_type
format(const std::vector<typename basic_value<TC>::key_type>& ks,
const basic_value<TC>& v,
const spec s = spec::default_version())
{
detail::serializer<TC> ser(s);
return ser(ks, v);
@@ -1197,25 +1217,25 @@ namespace toml
struct type_config;
struct ordered_type_config;
extern template std::string
extern template typename basic_value<type_config>::string_type
format<type_config>(const basic_value<type_config>&, const spec);
extern template std::string
extern template typename basic_value<type_config>::string_type
format<type_config>(const typename basic_value<type_config>::key_type& k,
const basic_value<type_config>& v, const spec);
extern template std::string
extern template typename basic_value<type_config>::string_type
format<type_config>(const std::vector<typename basic_value<type_config>::key_type>& ks,
const basic_value<type_config>& v, const spec s);
extern template std::string
extern template typename basic_value<type_config>::string_type
format<ordered_type_config>(const basic_value<ordered_type_config>&, const spec);
extern template std::string
extern template typename basic_value<type_config>::string_type
format<ordered_type_config>(const typename basic_value<ordered_type_config>::key_type& k,
const basic_value<ordered_type_config>& v, const spec);
extern template std::string
extern template typename basic_value<type_config>::string_type
format<ordered_type_config>(const std::vector<typename basic_value<ordered_type_config>::key_type>& ks,
const basic_value<ordered_type_config>& v, const spec s);

12
src/serializer.cpp
View File

@@ -10,25 +10,25 @@ namespace toml
struct type_config;
struct ordered_type_config;
template std::string
template typename basic_value<type_config>::string_type
format<type_config>(const basic_value<type_config>&, const spec);
template std::string
template typename basic_value<type_config>::string_type
format<type_config>(const typename basic_value<type_config>::key_type& k,
const basic_value<type_config>& v, const spec);
template std::string
template typename basic_value<type_config>::string_type
format<type_config>(const std::vector<typename basic_value<type_config>::key_type>& ks,
const basic_value<type_config>& v, const spec s);
template std::string
template typename basic_value<type_config>::string_type
format<ordered_type_config>(const basic_value<ordered_type_config>&, const spec);
template std::string
template typename basic_value<type_config>::string_type
format<ordered_type_config>(const typename basic_value<ordered_type_config>::key_type& k,
const basic_value<ordered_type_config>& v, const spec);
template std::string
template typename basic_value<type_config>::string_type
format<ordered_type_config>(const std::vector<typename basic_value<ordered_type_config>::key_type>& ks,
const basic_value<ordered_type_config>& v, const spec s);