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fix: use format_underline for N regions everywhere

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This commit is contained in:
ToruNiina 2019-03-14 00:59:10 +09:00
parent 5b2ce26721
commit 0babe8d589
3 changed files with 236 additions and 180 deletions
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28
toml/get.hpp
View File

@ -210,8 +210,9 @@ T get(const value& v)
{
throw std::out_of_range(detail::format_underline(concat_to_string(
"[erorr] toml::get specified container size is ", container.size(),
" but there are ", ar.size(), " elements in toml array."),
detail::get_region(v), "here"));
" but there are ", ar.size(), " elements in toml array."), {
{std::addressof(detail::get_region(v)), "here"}
}));
}
std::transform(ar.cbegin(), ar.cend(), container.begin(),
[](const value& x){return ::toml::get<value_type>(x);});
@ -233,7 +234,9 @@ T get(const value& v)
{
throw std::out_of_range(detail::format_underline(concat_to_string(
"[erorr] toml::get specified std::pair but there are ", ar.size(),
" elements in toml array."), detail::get_region(v), "here"));
" elements in toml array."), {
{std::addressof(detail::get_region(v)), "here"}
}));
}
return std::make_pair(::toml::get<first_type >(ar.at(0)),
::toml::get<second_type>(ar.at(1)));
@ -264,7 +267,9 @@ T get(const value& v)
throw std::out_of_range(detail::format_underline(concat_to_string(
"[erorr] toml::get specified std::tuple with ",
std::tuple_size<T>::value, "elements, but there are ", ar.size(),
" elements in toml array."), detail::get_region(v), "here"));
" elements in toml array."), {
{std::addressof(detail::get_region(v)), "here"}
}));
}
return detail::get_tuple_impl<T>(ar,
detail::make_index_sequence<std::tuple_size<T>::value>{});
@ -340,8 +345,9 @@ find(const toml::value& v, const toml::key& ky)
if(tab.count(ky) == 0)
{
throw std::out_of_range(detail::format_underline(concat_to_string(
"[error] key \"", ky, "\" not found"), detail::get_region(v),
"in this table"));
"[error] key \"", ky, "\" not found"), {
{std::addressof(detail::get_region(v)), "in this table"}
}));
}
return ::toml::get<T>(tab.at(ky));
}
@ -353,8 +359,9 @@ find(toml::value& v, const toml::key& ky)
if(tab.count(ky) == 0)
{
throw std::out_of_range(detail::format_underline(concat_to_string(
"[error] key \"", ky, "\" not found"), detail::get_region(v),
"in this table"));
"[error] key \"", ky, "\" not found"), {
{std::addressof(detail::get_region(v)), "in this table"}
}));
}
return ::toml::get<T>(tab.at(ky));
}
@ -366,8 +373,9 @@ find(toml::value&& v, const toml::key& ky)
if(tab.count(ky) == 0)
{
throw std::out_of_range(detail::format_underline(concat_to_string(
"[error] key \"", ky, "\" not found"), detail::get_region(v),
"in this table"));
"[error] key \"", ky, "\" not found"), {
{std::addressof(detail::get_region(v)), "in this table"}
}));
}
return ::toml::get<T>(std::move(tab[ky]));
}

352
toml/parser.hpp
View File

@ -29,13 +29,13 @@ parse_boolean(location<Container>& loc)
else // internal error.
{
throw toml::internal_error(format_underline(
"[error] toml::parse_boolean: internal error", reg,
"invalid token"));
"[error] toml::parse_boolean: internal error",
{{std::addressof(reg), "invalid token"}}));
}
}
loc.iter() = first; //rollback
return err(format_underline("[error] toml::parse_boolean: ", loc,
"the next token is not a boolean"));
return err(format_underline("[error] toml::parse_boolean: ",
{{std::addressof(loc), "the next token is not a boolean"}}));
}
template<typename Container>
@ -57,14 +57,14 @@ parse_binary_integer(location<Container>& loc)
{
throw toml::internal_error(format_underline(
"[error] toml::parse_integer: internal error",
token.unwrap(), "invalid token"));
{{std::addressof(token.unwrap()), "invalid token"}}));
}
}
return ok(std::make_pair(retval, token.unwrap()));
}
loc.iter() = first;
return err(format_underline("[error] toml::parse_binary_integer:", loc,
"the next token is not an integer"));
return err(format_underline("[error] toml::parse_binary_integer:",
{{std::addressof(loc), "the next token is not an integer"}}));
}
template<typename Container>
@ -84,8 +84,8 @@ parse_octal_integer(location<Container>& loc)
return ok(std::make_pair(retval, token.unwrap()));
}
loc.iter() = first;
return err(format_underline("[error] toml::parse_octal_integer:", loc,
"the next token is not an integer"));
return err(format_underline("[error] toml::parse_octal_integer:",
{{std::addressof(loc), "the next token is not an integer"}}));
}
template<typename Container>
@ -105,8 +105,8 @@ parse_hexadecimal_integer(location<Container>& loc)
return ok(std::make_pair(retval, token.unwrap()));
}
loc.iter() = first;
return err(format_underline("[error] toml::parse_hexadecimal_integer", loc,
"the next token is not an integer"));
return err(format_underline("[error] toml::parse_hexadecimal_integer",
{{std::addressof(loc), "the next token is not an integer"}}));
}
template<typename Container>
@ -133,8 +133,8 @@ parse_integer(location<Container>& loc)
return ok(std::make_pair(retval, token.unwrap()));
}
loc.iter() = first;
return err(format_underline("[error] toml::parse_integer: ", loc,
"the next token is not an integer"));
return err(format_underline("[error] toml::parse_integer: ",
{{std::addressof(loc), "the next token is not an integer"}}));
}
template<typename Container>
@ -222,8 +222,8 @@ parse_floating(location<Container>& loc)
return ok(std::make_pair(v, token.unwrap()));
}
loc.iter() = first;
return err(format_underline("[error] toml::parse_floating: ", loc,
"the next token is not a float"));
return err(format_underline("[error] toml::parse_floating: ",
{{std::addressof(loc), "the next token is not a float"}}));
}
template<typename Container, typename Container2>
@ -252,8 +252,9 @@ std::string read_utf8_codepoint(const region<Container>& reg,
{
std::cerr << format_underline("[warning] "
"toml::read_utf8_codepoint: codepoints in the range "
"[0xD800, 0xDFFF] are not valid UTF-8.",
loc, "not a valid UTF-8 codepoint") << std::endl;
"[0xD800, 0xDFFF] are not valid UTF-8.", {{
std::addressof(loc), "not a valid UTF-8 codepoint"
}}) << std::endl;
}
assert(codepoint < 0xD800 || 0xDFFF < codepoint);
// 1110yyyy 10yxxxxx 10xxxxxx
@ -267,8 +268,8 @@ std::string read_utf8_codepoint(const region<Container>& reg,
{
std::cerr << format_underline("[error] "
"toml::read_utf8_codepoint: input codepoint is too large to "
"decode as a unicode character.", loc,
"should be in [0x00..0x10FFFF]") << std::endl;
"decode as a unicode character.", {{std::addressof(loc),
"should be in [0x00..0x10FFFF]"}}) << std::endl;
}
// 11110yyy 10yyxxxx 10xxxxxx 10xxxxxx
character += static_cast<unsigned char>(0xF0| codepoint >> 18);
@ -280,7 +281,7 @@ std::string read_utf8_codepoint(const region<Container>& reg,
{
throw std::range_error(format_underline(concat_to_string("[error] "
"input codepoint (", str, ") is too large to encode as utf-8."),
reg, "should be in [0x00..0x10FFFF]"));
{{std::addressof(reg), "should be in [0x00..0x10FFFF]"}}));
}
return character;
}
@ -291,8 +292,8 @@ result<std::string, std::string> parse_escape_sequence(location<Container>& loc)
const auto first = loc.iter();
if(first == loc.end() || *first != '\\')
{
return err(format_underline("[error]: toml::parse_escape_sequence: ", loc,
"the next token is not an escape sequence \"\\\""));
return err(format_underline("[error]: toml::parse_escape_sequence: ", {{
std::addressof(loc), "the next token is not a backslash \"\\\""}}));
}
++loc.iter();
switch(*loc.iter())
@ -314,7 +315,7 @@ result<std::string, std::string> parse_escape_sequence(location<Container>& loc)
{
return err(format_underline("[error] parse_escape_sequence: "
"invalid token found in UTF-8 codepoint uXXXX.",
loc, token.unwrap_err()));
{{std::addressof(loc), token.unwrap_err()}}));
}
}
case 'U':
@ -327,16 +328,16 @@ result<std::string, std::string> parse_escape_sequence(location<Container>& loc)
{
return err(format_underline("[error] parse_escape_sequence: "
"invalid token found in UTF-8 codepoint Uxxxxxxxx",
loc, token.unwrap_err()));
{{std::addressof(loc), token.unwrap_err()}}));
}
}
}
const auto msg = format_underline("[error] parse_escape_sequence: "
"unknown escape sequence appeared.", loc, "escape sequence is one of"
" \\, \", b, t, n, f, r, uxxxx, Uxxxxxxxx", {"if you want to write "
"backslash as just one backslash, use literal string like:",
"regex = '<\\i\\c*\\s*>'"});
"unknown escape sequence appeared.", {{std::addressof(loc),
"escape sequence is one of \\, \", b, t, n, f, r, uxxxx, Uxxxxxxxx"}},
/* Hints = */{"if you want to write backslash as just one backslash, "
"use literal string like: regex = '<\\i\\c*\\s*>'"});
loc.iter() = first;
return err(msg);
}
@ -359,7 +360,7 @@ parse_ml_basic_string(location<Container>& loc)
{
throw internal_error(format_underline("[error] "
"parse_ml_basic_string: invalid token",
inner_loc, "should be \"\"\""));
{{std::addressof(inner_loc), "should be \"\"\""}}));
}
// immediate newline is ignored (if exists)
/* discard return value */ lex_newline::invoke(inner_loc);
@ -385,7 +386,7 @@ parse_ml_basic_string(location<Container>& loc)
{
throw internal_error(format_underline("[error] "
"parse_ml_basic_string: unexpected end of region",
inner_loc, "not sufficient token"));
{{std::addressof(inner_loc), "not sufficient token"}}));
}
delim = lex_ml_basic_string_delim::invoke(inner_loc);
}
@ -412,7 +413,7 @@ parse_basic_string(location<Container>& loc)
if(!quot)
{
throw internal_error(format_underline("[error] parse_basic_string: "
"invalid token", inner_loc, "should be \""));
"invalid token", {{std::addressof(inner_loc), "should be \""}}));
}
std::string retval;
@ -434,7 +435,7 @@ parse_basic_string(location<Container>& loc)
{
throw internal_error(format_underline("[error] "
"parse_ml_basic_string: unexpected end of region",
inner_loc, "not sufficient token"));
{{std::addressof(inner_loc), "not sufficient token"}}));
}
quot = lex_quotation_mark::invoke(inner_loc);
}
@ -461,7 +462,7 @@ parse_ml_literal_string(location<Container>& loc)
{
throw internal_error(format_underline("[error] "
"parse_ml_literal_string: invalid token",
inner_loc, "should be '''"));
{{std::addressof(inner_loc), "should be '''"}}));
}
// immediate newline is ignored (if exists)
/* discard return value */ lex_newline::invoke(inner_loc);
@ -473,7 +474,7 @@ parse_ml_literal_string(location<Container>& loc)
{
throw internal_error(format_underline("[error] "
"parse_ml_literal_string: invalid token",
inner_loc, "should be '''"));
{{std::addressof(inner_loc), "should be '''"}}));
}
return ok(std::make_pair(
toml::string(body.unwrap().str(), toml::string_t::literal),
@ -500,7 +501,7 @@ parse_literal_string(location<Container>& loc)
{
throw internal_error(format_underline("[error] "
"parse_literal_string: invalid token",
inner_loc, "should be '"));
{{std::addressof(inner_loc), "should be '"}}));
}
const auto body = repeat<lex_literal_char, unlimited>::invoke(inner_loc);
@ -510,7 +511,7 @@ parse_literal_string(location<Container>& loc)
{
throw internal_error(format_underline("[error] "
"parse_literal_string: invalid token",
inner_loc, "should be '"));
{{std::addressof(inner_loc), "should be '"}}));
}
return ok(std::make_pair(
toml::string(body.unwrap().str(), toml::string_t::literal),
@ -531,8 +532,8 @@ parse_string(location<Container>& loc)
if(const auto rslt = parse_ml_literal_string(loc)) {return rslt;}
if(const auto rslt = parse_basic_string(loc)) {return rslt;}
if(const auto rslt = parse_literal_string(loc)) {return rslt;}
return err(format_underline("[error] toml::parse_string: ", loc,
"the next token is not a string"));
return err(format_underline("[error] toml::parse_string: ",
{{std::addressof(loc), "the next token is not a string"}}));
}
template<typename Container>
@ -547,21 +548,23 @@ parse_local_date(location<Container>& loc)
const auto y = lex_date_fullyear::invoke(inner_loc);
if(!y || inner_loc.iter() == inner_loc.end() || *inner_loc.iter() != '-')
{
const std::string msg = y.map_err_or_else(
[](const std::string& msg) {return msg;}, "should be `-`");
throw internal_error(format_underline("[error]: "
"toml::parse_inner_local_date: invalid year format",
inner_loc, y.map_err_or_else([](const std::string& msg) {
return msg;
}, "should be `-`")));
{{std::addressof(inner_loc), msg}}));
}
++inner_loc.iter();
const auto m = lex_date_month::invoke(inner_loc);
if(!m || inner_loc.iter() == inner_loc.end() || *inner_loc.iter() != '-')
{
const std::string msg = m.map_err_or_else(
[](const std::string& msg) {return msg;}, "should be `-`");
throw internal_error(format_underline("[error]: "
"toml::parse_local_date: invalid month format",
inner_loc, m.map_err_or_else([](const std::string& msg) {
return msg;
}, "should be `-`")));
{{std::addressof(inner_loc), msg}}));
}
++inner_loc.iter();
const auto d = lex_date_mday::invoke(inner_loc);
@ -569,7 +572,7 @@ parse_local_date(location<Container>& loc)
{
throw internal_error(format_underline("[error]: "
"toml::parse_local_date: invalid day format",
inner_loc, d.unwrap_err()));
{{std::addressof(inner_loc), d.unwrap_err()}}));
}
return ok(std::make_pair(local_date(
static_cast<std::int16_t>(from_string<int>(y.unwrap().str(), 0)),
@ -581,8 +584,8 @@ parse_local_date(location<Container>& loc)
else
{
loc.iter() = first;
return err(format_underline("[error]: toml::parse_local_date: ", loc,
"the next token is not a local_date"));
return err(format_underline("[error]: toml::parse_local_date: ",
{{std::addressof(loc), "the next token is not a local_date"}}));
}
}
@ -598,21 +601,23 @@ parse_local_time(location<Container>& loc)
const auto h = lex_time_hour::invoke(inner_loc);
if(!h || inner_loc.iter() == inner_loc.end() || *inner_loc.iter() != ':')
{
const std::string msg = h.map_err_or_else(
[](const std::string& msg) {return msg;}, "should be `:`");
throw internal_error(format_underline("[error]: "
"toml::parse_local_time: invalid year format",
inner_loc, h.map_err_or_else([](const std::string& msg) {
return msg;
}, "should be `:`")));
{{std::addressof(inner_loc), msg}}));
}
++inner_loc.iter();
const auto m = lex_time_minute::invoke(inner_loc);
if(!m || inner_loc.iter() == inner_loc.end() || *inner_loc.iter() != ':')
{
const std::string msg = m.map_err_or_else(
[](const std::string& msg) {return msg;}, "should be `:`");
throw internal_error(format_underline("[error]: "
"toml::parse_local_time: invalid month format",
inner_loc, m.map_err_or_else([](const std::string& msg) {
return msg;
}, "should be `:`")));
{{std::addressof(inner_loc), msg}}));
}
++inner_loc.iter();
const auto s = lex_time_second::invoke(inner_loc);
@ -620,7 +625,7 @@ parse_local_time(location<Container>& loc)
{
throw internal_error(format_underline("[error]: "
"toml::parse_local_time: invalid second format",
inner_loc, s.unwrap_err()));
{{std::addressof(inner_loc), s.unwrap_err()}}));
}
local_time time(
static_cast<std::int8_t>(from_string<int>(h.unwrap().str(), 0)),
@ -656,7 +661,7 @@ parse_local_time(location<Container>& loc)
{
throw internal_error(format_underline("[error]: "
"toml::parse_local_time: invalid subsecond format",
inner_loc, secfrac.unwrap_err()));
{{std::addressof(inner_loc), secfrac.unwrap_err()}}));
}
}
return ok(std::make_pair(time, token.unwrap()));
@ -664,8 +669,8 @@ parse_local_time(location<Container>& loc)
else
{
loc.iter() = first;
return err(format_underline("[error]: toml::parse_local_time: ", loc,
"the next token is not a local_time"));
return err(format_underline("[error]: toml::parse_local_time: ",
{{std::addressof(loc), "the next token is not a local_time"}}));
}
}
@ -680,25 +685,26 @@ parse_local_datetime(location<Container>& loc)
const auto date = parse_local_date(inner_loc);
if(!date || inner_loc.iter() == inner_loc.end())
{
const std::string msg = date.map_err_or_else(
[](const std::string& msg) {return msg;}, "date, not datetime");
throw internal_error(format_underline("[error]: "
"toml::parse_local_datetime: invalid datetime format",
inner_loc, date.map_err_or_else([](const std::string& msg){
return msg;
}, "date, not datetime")));
{{std::addressof(inner_loc), msg}}));
}
const char delim = *(inner_loc.iter()++);
if(delim != 'T' && delim != 't' && delim != ' ')
{
throw internal_error(format_underline("[error]: "
"toml::parse_local_datetime: invalid datetime format",
inner_loc, "should be `T` or ` ` (space)"));
{{std::addressof(inner_loc), "should be `T` or ` ` (space)"}}));
}
const auto time = parse_local_time(inner_loc);
if(!time)
{
throw internal_error(format_underline("[error]: "
"toml::parse_local_datetime: invalid datetime format",
inner_loc, "invalid time fomrat"));
{{std::addressof(inner_loc), "invalid time fomrat"}}));
}
return ok(std::make_pair(
local_datetime(date.unwrap().first, time.unwrap().first),
@ -707,8 +713,8 @@ parse_local_datetime(location<Container>& loc)
else
{
loc.iter() = first;
return err(format_underline("[error]: toml::parse_local_datetime: ", loc,
"the next token is not a local_datetime"));
return err(format_underline("[error]: toml::parse_local_datetime: ",
{{std::addressof(loc), "the next token is not a local_datetime"}}));
}
}
@ -723,11 +729,12 @@ parse_offset_datetime(location<Container>& loc)
const auto datetime = parse_local_datetime(inner_loc);
if(!datetime || inner_loc.iter() == inner_loc.end())
{
const std::string msg = datetime.map_err_or_else(
[](const std::string& msg){return msg;}, "date, not datetime");
throw internal_error(format_underline("[error]: "
"toml::parse_offset_datetime: invalid datetime format",
inner_loc, datetime.map_err_or_else([](const std::string& msg){
return msg;
}, "date, not datetime")));
{{std::addressof(inner_loc), msg}}));
}
time_offset offset(0, 0);
if(const auto ofs = lex_time_numoffset::invoke(inner_loc))
@ -748,7 +755,7 @@ parse_offset_datetime(location<Container>& loc)
{
throw internal_error(format_underline("[error]: "
"toml::parse_offset_datetime: invalid datetime format",
inner_loc, "should be `Z` or `+HH:MM`"));
{{std::addressof(inner_loc), "should be `Z` or `+HH:MM`"}}));
}
return ok(std::make_pair(offset_datetime(datetime.unwrap().first, offset),
token.unwrap()));
@ -756,8 +763,8 @@ parse_offset_datetime(location<Container>& loc)
else
{
loc.iter() = first;
return err(format_underline("[error]: toml::parse_offset_datetime: ", loc,
"the next token is not a local_datetime"));
return err(format_underline("[error]: toml::parse_offset_datetime: ",
{{std::addressof(loc), "the next token is not a local_datetime"}}));
}
}
@ -778,8 +785,8 @@ parse_simple_key(location<Container>& loc)
const auto reg = bare.unwrap();
return ok(std::make_pair(reg.str(), reg));
}
return err(format_underline("[error] toml::parse_simple_key: ", loc,
"the next token is not a simple key"));
return err(format_underline("[error] toml::parse_simple_key: ",
{{std::addressof(loc), "the next token is not a simple key"}}));
}
// dotted key become vector of keys
@ -806,7 +813,7 @@ parse_key(location<Container>& loc)
{
throw internal_error(format_underline("[error] "
"toml::detail::parse_key: dotted key contains invalid key",
inner_loc, k.unwrap_err()));
{{std::addressof(inner_loc), k.unwrap_err()}}));
}
lex_ws::invoke(inner_loc);
@ -821,8 +828,8 @@ parse_key(location<Container>& loc)
else
{
throw internal_error(format_underline("[error] toml::parse_key: "
"dotted key contains invalid key ", inner_loc,
"should be `.`"));
"dotted key contains invalid key ",
{{std::addressof(inner_loc), "should be `.`"}}));
}
}
return ok(std::make_pair(keys, reg));
@ -835,7 +842,8 @@ parse_key(location<Container>& loc)
return ok(std::make_pair(std::vector<key>(1, smpl.unwrap().first),
smpl.unwrap().second));
}
return err(format_underline("[error] toml::parse_key: ", loc, "is not a valid key"));
return err(format_underline("[error] toml::parse_key: ",
{{std::addressof(loc), "is not a valid key"}}));
}
// forward-decl to implement parse_array and parse_table
@ -880,22 +888,16 @@ parse_array(location<Container>& loc)
array_start_loc.iter() = first;
throw syntax_error(format_underline("[error] toml::parse_array: "
"type of elements should be the same each other.",
std::vector<std::pair<region_base const*, std::string>>{
std::make_pair(
std::addressof(array_start_loc),
std::string("array starts here")
),
std::make_pair(
"type of elements should be the same each other.", {
{std::addressof(array_start_loc), "array starts here"},
{
std::addressof(get_region(retval.front())),
std::string("value has type ") +
stringize(retval.front().type())
),
std::make_pair(
"value has type " + stringize(retval.front().type())
},
{
std::addressof(get_region(val.unwrap())),
std::string("value has different type, ") +
stringize(val.unwrap().type())
)
"value has different type, " + stringize(val.unwrap().type())
}
}));
}
retval.push_back(std::move(val.unwrap()));
@ -906,9 +908,10 @@ parse_array(location<Container>& loc)
array_start_loc.iter() = first;
throw syntax_error(format_underline("[error] toml::parse_array: "
"value having invalid format appeared in an array",
array_start_loc, "array starts here",
loc, "it is not a valid value."));
"value having invalid format appeared in an array", {
{std::addressof(array_start_loc), "array starts here"},
{std::addressof(loc), "it is not a valid value."}
}));
}
using lex_array_separator = sequence<maybe<lex_ws>, character<','>>;
@ -928,14 +931,17 @@ parse_array(location<Container>& loc)
array_start_loc.iter() = first;
throw syntax_error(format_underline("[error] toml::parse_array:"
" missing array separator `,` after a value",
array_start_loc, "array starts here", loc, "should be `,`"));
" missing array separator `,` after a value", {
{std::addressof(array_start_loc), "array starts here"},
{std::addressof(loc), "should be `,`"}
}));
}
}
}
loc.iter() = first;
throw syntax_error(format_underline("[error] toml::parse_array: "
"array did not closed by `]`", loc, "should be closed"));
"array did not closed by `]`",
{{std::addressof(loc), "should be closed"}}));
}
template<typename Container>
@ -953,7 +959,8 @@ parse_key_value_pair(location<Container>& loc)
{
loc.iter() = first;
msg = format_underline("[error] toml::parse_key_value_pair: "
"empty key is not allowed.", loc, "key expected before '='");
"empty key is not allowed.",
{{std::addressof(loc), "key expected before '='"}});
}
return err(std::move(msg));
}
@ -968,14 +975,16 @@ parse_key_value_pair(location<Container>& loc)
if(std::find(loc.iter(), line_end, '=') != line_end)
{
msg = format_underline("[error] toml::parse_key_value_pair: "
"invalid format for key", loc, "invalid character in key", {
"Did you forget '.' to separate dotted-key?",
"invalid format for key",
{{std::addressof(loc), "invalid character in key"}},
{"Did you forget '.' to separate dotted-key?",
"Allowed characters for bare key are [0-9a-zA-Z_-]."});
}
else // if not, the error is lack of key-value separator.
{
msg = format_underline("[error] toml::parse_key_value_pair: "
"missing key-value separator `=`", loc, "should be `=`");
"missing key-value separator `=`",
{{std::addressof(loc), "should be `=`"}});
}
loc.iter() = first;
return err(std::move(msg));
@ -992,8 +1001,8 @@ parse_key_value_pair(location<Container>& loc)
{
loc.iter() = after_kvsp;
msg = format_underline("[error] toml::parse_key_value_pair: "
"missing value after key-value separator '='", loc,
"expected value, but got nothing");
"missing value after key-value separator '='",
{{std::addressof(loc), "expected value, but got nothing"}});
}
else // there is something not a comment/whitespace, so invalid format.
{
@ -1122,19 +1131,26 @@ insert_nested_key(table& root, const toml::value& v,
// show special err msg for conflicting table
throw syntax_error(format_underline(concat_to_string(
"[error] toml::insert_value: array of table (\"",
format_dotted_keys(first, last), "\") cannot insert"
"ed"), get_region(tab->at(k)), "table already defined",
get_region(v), "this conflicts with the previous table"));
format_dotted_keys(first, last),
"\") cannot be defined"), {
{std::addressof(get_region(tab->at(k))),
"table already defined"},
{std::addressof(get_region(v)),
"this conflicts with the previous table"}
}));
}
else if(!(tab->at(k).is(value_t::Array)))
{
throw syntax_error(format_underline(concat_to_string(
"[error] toml::insert_value: array of table (\"",
format_dotted_keys(first, last), "\") collides with"
" existing value"), get_region(tab->at(k)),
concat_to_string("this ", tab->at(k).type(),
" value already exists"), get_region(v),
"while inserting this array-of-tables"));
" existing value"), {
{std::addressof(get_region(tab->at(k))),
concat_to_string("this ", tab->at(k).type(),
" value already exists")},
{std::addressof(get_region(v)),
"while inserting this array-of-tables"}
}));
}
array& a = tab->at(k).template cast<toml::value_t::Array>();
if(!(a.front().is(value_t::Table)))
@ -1142,10 +1158,13 @@ insert_nested_key(table& root, const toml::value& v,
throw syntax_error(format_underline(concat_to_string(
"[error] toml::insert_value: array of table (\"",
format_dotted_keys(first, last), "\") collides with"
" existing value"), get_region(tab->at(k)),
concat_to_string("this ", tab->at(k).type(),
" value already exists"), get_region(v),
"while inserting this array-of-tables"));
" existing value"), {
{std::addressof(get_region(tab->at(k))),
concat_to_string("this ", tab->at(k).type(),
" value already exists")},
{std::addressof(get_region(v)),
"while inserting this array-of-tables"}
}));
}
// avoid conflicting array of table like the following.
// ```toml
@ -1167,10 +1186,13 @@ insert_nested_key(table& root, const toml::value& v,
throw syntax_error(format_underline(concat_to_string(
"[error] toml::insert_value: array of table (\"",
format_dotted_keys(first, last), "\") collides with"
" existing array-of-tables"), get_region(tab->at(k)),
concat_to_string("this ", tab->at(k).type(),
" value has static size"), get_region(v),
"appending this to the statically sized array"));
" existing array-of-tables"), {
{std::addressof(get_region(tab->at(k))),
concat_to_string("this ", tab->at(k).type(),
" value has static size")},
{std::addressof(get_region(v)),
"appending it to the statically sized array"}
}));
}
a.push_back(v);
return ok(true);
@ -1191,11 +1213,14 @@ insert_nested_key(table& root, const toml::value& v,
tab->at(k), first, iter, last))
{
throw syntax_error(format_underline(concat_to_string(
"[error] toml::insert_value: table (\"",
format_dotted_keys(first, last),
"\") already exists."),
get_region(tab->at(k)), "table already exists here",
get_region(v), "table defined twice"));
"[error] toml::insert_value: table (\"",
format_dotted_keys(first, last),
"\") already exists."), {
{std::addressof(get_region(tab->at(k))),
"table already exists here"},
{std::addressof(get_region(v)),
"table defined twice"}
}));
}
// to allow the following toml file.
// [a.b.c]
@ -1217,18 +1242,23 @@ insert_nested_key(table& root, const toml::value& v,
{
throw syntax_error(format_underline(concat_to_string(
"[error] toml::insert_value: array of tables (\"",
format_dotted_keys(first, last), "\") already exists."),
get_region(tab->at(k)), "array of tables defined here",
get_region(v), "table conflicts with the previous array"
" of table"));
format_dotted_keys(first, last), "\") already exists."), {
{std::addressof(get_region(tab->at(k))),
"array of tables defined here"},
{std::addressof(get_region(v)),
"table conflicts with the previous array of table"}
}));
}
else
{
throw syntax_error(format_underline(concat_to_string(
"[error] toml::insert_value: value (\"",
format_dotted_keys(first, last), "\") already exists."),
get_region(tab->at(k)), "value already exists here",
get_region(v), "value defined twice"));
format_dotted_keys(first, last), "\") already exists."), {
{std::addressof(get_region(tab->at(k))),
"value already exists here"},
{std::addressof(get_region(v)),
"value defined twice"}
}));
}
}
tab->insert(std::make_pair(k, v));
@ -1260,9 +1290,11 @@ insert_nested_key(table& root, const toml::value& v,
throw syntax_error(format_underline(concat_to_string(
"[error] toml::insert_value: target (",
format_dotted_keys(first, std::next(iter)),
") is neither table nor an array of tables"),
get_region(a.back()), concat_to_string("actual type is ",
a.back().type()), get_region(v), "inserting this"));
") is neither table nor an array of tables"), {
{std::addressof(get_region(a.back())),
concat_to_string("actual type is ", a.back().type())},
{std::addressof(get_region(v)), "inserting this"}
}));
}
tab = std::addressof(a.back().template cast<value_t::Table>());
}
@ -1271,9 +1303,11 @@ insert_nested_key(table& root, const toml::value& v,
throw syntax_error(format_underline(concat_to_string(
"[error] toml::insert_value: target (",
format_dotted_keys(first, std::next(iter)),
") is neither table nor an array of tables"),
get_region(tab->at(k)), concat_to_string("actual type is ",
tab->at(k).type()), get_region(v), "inserting this"));
") is neither table nor an array of tables"), {
{std::addressof(get_region(tab->at(k))),
concat_to_string("actual type is ", tab->at(k).type())},
{std::addressof(get_region(v)), "inserting this"}
}));
}
}
}
@ -1288,8 +1322,8 @@ parse_inline_table(location<Container>& loc)
table retval;
if(!(loc.iter() != loc.end() && *loc.iter() == '{'))
{
return err(format_underline("[error] toml::parse_inline_table: ", loc,
"the next token is not an inline table"));
return err(format_underline("[error] toml::parse_inline_table: ",
{{std::addressof(loc), "the next token is not an inline table"}}));
}
++loc.iter();
// it starts from "{". it should be formatted as inline-table
@ -1335,13 +1369,14 @@ parse_inline_table(location<Container>& loc)
{
throw syntax_error(format_underline("[error] "
"toml:::parse_inline_table: missing table separator `,` ",
loc, "should be `,`"));
{{std::addressof(loc), "should be `,`"}}));
}
}
}
loc.iter() = first;
throw syntax_error(format_underline("[error] toml::parse_inline_table: "
"inline table did not closed by `}`", loc, "should be closed"));
"inline table did not closed by `}`",
{{std::addressof(loc), "should be closed"}}));
}
template<typename Container>
@ -1350,7 +1385,8 @@ result<value, std::string> parse_value(location<Container>& loc)
const auto first = loc.iter();
if(first == loc.end())
{
return err(format_underline("[error] toml::parse_value: input is empty", loc, ""));
return err(format_underline("[error] toml::parse_value: input is empty",
{{std::addressof(loc), ""}}));
}
if(auto r = parse_string (loc))
{return ok(value(std::move(r.unwrap().first), std::move(r.unwrap().second)));}
@ -1374,7 +1410,7 @@ result<value, std::string> parse_value(location<Container>& loc)
{return ok(value(std::move(r.unwrap().first), std::move(r.unwrap().second)));}
const auto msg = format_underline("[error] toml::parse_value: "
"unknown token appeared", loc, "unknown");
"unknown token appeared", {{std::addressof(loc), "unknown"}});
loc.iter() = first;
return err(msg);
}
@ -1391,7 +1427,8 @@ parse_table_key(location<Container>& loc)
if(!open || inner_loc.iter() == inner_loc.end())
{
throw internal_error(format_underline("[error] "
"toml::parse_table_key: no `[`", inner_loc, "should be `[`"));
"toml::parse_table_key: no `[`",
{{std::addressof(inner_loc), "should be `[`"}}));
}
// to skip [ a . b . c ]
// ^----------- this whitespace
@ -1400,7 +1437,8 @@ parse_table_key(location<Container>& loc)
if(!keys)
{
throw internal_error(format_underline("[error] "
"toml::parse_table_key: invalid key", inner_loc, "not key"));
"toml::parse_table_key: invalid key",
{{std::addressof(inner_loc), "not key"}}));
}
// to skip [ a . b . c ]
// ^-- this whitespace
@ -1409,7 +1447,8 @@ parse_table_key(location<Container>& loc)
if(!close)
{
throw internal_error(format_underline("[error] "
"toml::parse_table_key: no `]`", inner_loc, "should be `]`"));
"toml::parse_table_key: no `]`",
{{std::addressof(inner_loc), "should be `]`"}}));
}
// after [table.key], newline or EOF(empty table) requried.
@ -1422,7 +1461,7 @@ parse_table_key(location<Container>& loc)
{
throw syntax_error(format_underline("[error] "
"toml::parse_table_key: newline required after [table.key]",
loc, "expected newline"));
{{std::addressof(loc), "expected newline"}}));
}
}
return ok(std::make_pair(keys.unwrap().first, token.unwrap()));
@ -1445,23 +1484,24 @@ parse_array_table_key(location<Container>& loc)
if(!open || inner_loc.iter() == inner_loc.end())
{
throw internal_error(format_underline("[error] "
"toml::parse_array_table_key: no `[[`", inner_loc,
"should be `[[`"));
"toml::parse_array_table_key: no `[[`",
{{std::addressof(inner_loc), "should be `[[`"}}));
}
lex_ws::invoke(inner_loc);
const auto keys = parse_key(inner_loc);
if(!keys)
{
throw internal_error(format_underline("[error] "
"toml::parse_array_table_key: invalid key", inner_loc,
"not key"));
"toml::parse_array_table_key: invalid key",
{{std::addressof(inner_loc), "not a key"}}));
}
lex_ws::invoke(inner_loc);
const auto close = lex_array_table_close::invoke(inner_loc);
if(!close)
{
throw internal_error(format_underline("[error] "
"toml::parse_table_key: no `]]`", inner_loc, "should be `]]`"));
"toml::parse_table_key: no `]]`",
{{std::addressof(inner_loc), "should be `]]`"}}));
}
// after [[table.key]], newline or EOF(empty table) requried.
@ -1472,9 +1512,9 @@ parse_array_table_key(location<Container>& loc)
const auto nl = lex_newline_after_table_key::invoke(loc);
if(!nl)
{
throw syntax_error(format_underline("[error] "
"toml::parse_array_table_key: newline required after "
"[[table.key]]", loc, "expected newline"));
throw syntax_error(format_underline("[error] toml::"
"parse_array_table_key: newline required after [[table.key]]",
{{std::addressof(loc), "expected newline"}}));
}
}
return ok(std::make_pair(keys.unwrap().first, token.unwrap()));
@ -1550,8 +1590,8 @@ result<table, std::string> parse_ml_table(location<Container>& loc)
const auto before = loc.iter();
lex_ws::invoke(loc); // skip whitespace
const auto msg = format_underline("[error] toml::parse_table: "
"invalid line format", loc, concat_to_string(
"expected newline, but got '", show_char(*loc.iter()), "'."));
"invalid line format", {{std::addressof(loc), concat_to_string(
"expected newline, but got '", show_char(*loc.iter()), "'.")}});
loc.iter() = before;
return err(msg);
}
@ -1621,7 +1661,7 @@ result<table, std::string> parse_toml_file(location<Container>& loc)
continue;
}
return err(format_underline("[error]: toml::parse_toml_file: "
"unknown line appeared", loc, "unknown format"));
"unknown line appeared", {{std::addressof(loc), "unknown format"}}));
}
return ok(data);
}

36
toml/value.hpp
View File

@ -681,9 +681,11 @@ typename detail::toml_default_type<T>::type& value::cast() &
{
if(T != this->type_)
{
throw type_error(format_underline(concat_to_string(
"[error] toml::value bad_cast to ", T), *region_info_,
concat_to_string("the actual type is ", this->type_)));
throw type_error(detail::format_underline(concat_to_string(
"[error] toml::value bad_cast to ", T), {
{this->region_info_.get(),
concat_to_string("the actual type is ", this->type_)}
}));
}
return switch_cast<T>::invoke(*this);
}
@ -692,9 +694,11 @@ typename detail::toml_default_type<T>::type const& value::cast() const&
{
if(T != this->type_)
{
throw type_error(format_underline(concat_to_string(
"[error] toml::value bad_cast to ", T), *region_info_,
concat_to_string("the actual type is ", this->type_)));
throw type_error(detail::format_underline(concat_to_string(
"[error] toml::value bad_cast to ", T), {
{this->region_info_.get(),
concat_to_string("the actual type is ", this->type_)}
}));
}
return switch_cast<T>::invoke(*this);
}
@ -703,9 +707,11 @@ typename detail::toml_default_type<T>::type&& value::cast() &&
{
if(T != this->type_)
{
throw type_error(format_underline(concat_to_string(
"[error] toml::value bad_cast to ", T), *region_info_,
concat_to_string("the actual type is ", this->type_)));
throw type_error(detail::format_underline(concat_to_string(
"[error] toml::value bad_cast to ", T), {
{this->region_info_.get(),
concat_to_string("the actual type is ", this->type_)}
}));
}
return switch_cast<T>::invoke(std::move(*this));
}
@ -792,8 +798,9 @@ inline std::string format_error(const std::string& err_msg,
const toml::value& v, const std::string& comment,
std::vector<std::string> hints = {})
{
return detail::format_underline(err_msg, detail::get_region(v), comment,
std::move(hints));
return detail::format_underline(err_msg, {
{std::addressof(detail::get_region(v)), comment}
}, std::move(hints));
}
inline std::string format_error(const std::string& err_msg,
@ -801,9 +808,10 @@ inline std::string format_error(const std::string& err_msg,
const toml::value& v2, const std::string& comment2,
std::vector<std::string> hints = {})
{
return detail::format_underline(err_msg, detail::get_region(v1), comment1,
detail::get_region(v2), comment2,
std::move(hints));
return detail::format_underline(err_msg, {
{std::addressof(detail::get_region(v1)), comment1},
{std::addressof(detail::get_region(v2)), comment2}
}, std::move(hints));
}
template<typename Visitor>