Commit 2478be80 authored by Niels's avatar Niels

avoid recursion in the scanner

parent b64367e2
......@@ -7393,766 +7393,784 @@ class basic_json
*/
token_type scan() noexcept
{
// pointer for backtracking information
m_marker = nullptr;
while (true)
{
// pointer for backtracking information
m_marker = nullptr;
// remember the begin of the token
m_start = m_cursor;
assert(m_start != nullptr);
// remember the begin of the token
m_start = m_cursor;
assert(m_start != nullptr);
{
lexer_char_t yych;
unsigned int yyaccept = 0;
static const unsigned char yybm[] =
{
0, 0, 0, 0, 0, 0, 0, 0,
0, 32, 32, 0, 0, 32, 0, 0,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
160, 128, 0, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
192, 192, 192, 192, 192, 192, 192, 192,
192, 192, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 0, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
};
if ((m_limit - m_cursor) < 5)
{
yyfill(); // LCOV_EXCL_LINE;
}
yych = *m_cursor;
if (yybm[0 + yych] & 32)
{
goto basic_json_parser_6;
}
if (yych <= '\\')
{
if (yych <= '-')
{
if (yych <= '"')
{
lexer_char_t yych;
unsigned int yyaccept = 0;
static const unsigned char yybm[] =
{
0, 0, 0, 0, 0, 0, 0, 0,
0, 32, 32, 0, 0, 32, 0, 0,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
160, 128, 0, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
192, 192, 192, 192, 192, 192, 192, 192,
192, 192, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 0, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
128, 128, 128, 128, 128, 128, 128, 128,
};
if ((m_limit - m_cursor) < 5)
{
yyfill(); // LCOV_EXCL_LINE;
}
yych = *m_cursor;
if (yybm[0 + yych] & 32)
{
goto basic_json_parser_6;
}
if (yych <= '\\')
{
if (yych <= '-')
{
if (yych <= 0x00)
if (yych <= '"')
{
goto basic_json_parser_2;
if (yych <= 0x00)
{
goto basic_json_parser_2;
}
if (yych <= '!')
{
goto basic_json_parser_4;
}
goto basic_json_parser_9;
}
if (yych <= '!')
else
{
goto basic_json_parser_4;
if (yych <= '+')
{
goto basic_json_parser_4;
}
if (yych <= ',')
{
goto basic_json_parser_10;
}
goto basic_json_parser_12;
}
goto basic_json_parser_9;
}
else
{
if (yych <= '+')
if (yych <= '9')
{
goto basic_json_parser_4;
if (yych <= '/')
{
goto basic_json_parser_4;
}
if (yych <= '0')
{
goto basic_json_parser_13;
}
goto basic_json_parser_15;
}
if (yych <= ',')
else
{
goto basic_json_parser_10;
if (yych <= ':')
{
goto basic_json_parser_17;
}
if (yych == '[')
{
goto basic_json_parser_19;
}
goto basic_json_parser_4;
}
goto basic_json_parser_12;
}
}
else
{
if (yych <= '9')
if (yych <= 't')
{
if (yych <= '/')
if (yych <= 'f')
{
goto basic_json_parser_4;
if (yych <= ']')
{
goto basic_json_parser_21;
}
if (yych <= 'e')
{
goto basic_json_parser_4;
}
goto basic_json_parser_23;
}
if (yych <= '0')
else
{
goto basic_json_parser_13;
if (yych == 'n')
{
goto basic_json_parser_24;
}
if (yych <= 's')
{
goto basic_json_parser_4;
}
goto basic_json_parser_25;
}
goto basic_json_parser_15;
}
else
{
if (yych <= ':')
if (yych <= '|')
{
goto basic_json_parser_17;
if (yych == '{')
{
goto basic_json_parser_26;
}
goto basic_json_parser_4;
}
if (yych == '[')
else
{
goto basic_json_parser_19;
if (yych <= '}')
{
goto basic_json_parser_28;
}
if (yych == 0xEF)
{
goto basic_json_parser_30;
}
goto basic_json_parser_4;
}
goto basic_json_parser_4;
}
}
}
else
{
if (yych <= 't')
basic_json_parser_2:
++m_cursor;
{
if (yych <= 'f')
last_token_type = token_type::end_of_input;
break;
}
basic_json_parser_4:
++m_cursor;
basic_json_parser_5:
{
last_token_type = token_type::parse_error;
break;
}
basic_json_parser_6:
++m_cursor;
if (m_limit <= m_cursor)
{
yyfill(); // LCOV_EXCL_LINE;
}
yych = *m_cursor;
if (yybm[0 + yych] & 32)
{
goto basic_json_parser_6;
}
{
continue;
}
basic_json_parser_9:
yyaccept = 0;
yych = *(m_marker = ++m_cursor);
if (yych <= 0x0F)
{
goto basic_json_parser_5;
}
goto basic_json_parser_32;
basic_json_parser_10:
++m_cursor;
{
last_token_type = token_type::value_separator;
break;
}
basic_json_parser_12:
yych = *++m_cursor;
if (yych <= '/')
{
goto basic_json_parser_5;
}
if (yych <= '0')
{
goto basic_json_parser_13;
}
if (yych <= '9')
{
goto basic_json_parser_15;
}
goto basic_json_parser_5;
basic_json_parser_13:
yyaccept = 1;
yych = *(m_marker = ++m_cursor);
if (yych <= 'D')
{
if (yych == '.')
{
goto basic_json_parser_37;
}
}
else
{
if (yych <= 'E')
{
goto basic_json_parser_38;
}
if (yych == 'e')
{
goto basic_json_parser_38;
}
}
basic_json_parser_14:
{
last_token_type = token_type::value_number;
break;
}
basic_json_parser_15:
yyaccept = 1;
m_marker = ++m_cursor;
if ((m_limit - m_cursor) < 3)
{
yyfill(); // LCOV_EXCL_LINE;
}
yych = *m_cursor;
if (yybm[0 + yych] & 64)
{
goto basic_json_parser_15;
}
if (yych <= 'D')
{
if (yych == '.')
{
goto basic_json_parser_37;
}
goto basic_json_parser_14;
}
else
{
if (yych <= 'E')
{
goto basic_json_parser_38;
}
if (yych == 'e')
{
goto basic_json_parser_38;
}
goto basic_json_parser_14;
}
basic_json_parser_17:
++m_cursor;
{
last_token_type = token_type::name_separator;
break;
}
basic_json_parser_19:
++m_cursor;
{
last_token_type = token_type::begin_array;
break;
}
basic_json_parser_21:
++m_cursor;
{
last_token_type = token_type::end_array;
break;
}
basic_json_parser_23:
yyaccept = 0;
yych = *(m_marker = ++m_cursor);
if (yych == 'a')
{
goto basic_json_parser_39;
}
goto basic_json_parser_5;
basic_json_parser_24:
yyaccept = 0;
yych = *(m_marker = ++m_cursor);
if (yych == 'u')
{
goto basic_json_parser_40;
}
goto basic_json_parser_5;
basic_json_parser_25:
yyaccept = 0;
yych = *(m_marker = ++m_cursor);
if (yych == 'r')
{
goto basic_json_parser_41;
}
goto basic_json_parser_5;
basic_json_parser_26:
++m_cursor;
{
last_token_type = token_type::begin_object;
break;
}
basic_json_parser_28:
++m_cursor;
{
last_token_type = token_type::end_object;
break;
}
basic_json_parser_30:
yyaccept = 0;
yych = *(m_marker = ++m_cursor);
if (yych == 0xBB)
{
goto basic_json_parser_42;
}
goto basic_json_parser_5;
basic_json_parser_31:
++m_cursor;
if (m_limit <= m_cursor)
{
yyfill(); // LCOV_EXCL_LINE;
}
yych = *m_cursor;
basic_json_parser_32:
if (yybm[0 + yych] & 128)
{
goto basic_json_parser_31;
}
if (yych <= 0x0F)
{
goto basic_json_parser_33;
}
if (yych <= '"')
{
goto basic_json_parser_34;
}
goto basic_json_parser_36;
basic_json_parser_33:
m_cursor = m_marker;
if (yyaccept == 0)
{
goto basic_json_parser_5;
}
else
{
goto basic_json_parser_14;
}
basic_json_parser_34:
++m_cursor;
{
last_token_type = token_type::value_string;
break;
}
basic_json_parser_36:
++m_cursor;
if (m_limit <= m_cursor)
{
yyfill(); // LCOV_EXCL_LINE;
}
yych = *m_cursor;
if (yych <= 'e')
{
if (yych <= '/')
{
if (yych <= ']')
if (yych == '"')
{
goto basic_json_parser_21;
goto basic_json_parser_31;
}
if (yych <= 'e')
if (yych <= '.')
{
goto basic_json_parser_4;
goto basic_json_parser_33;
}
goto basic_json_parser_23;
goto basic_json_parser_31;
}
else
{
if (yych == 'n')
if (yych <= '\\')
{
goto basic_json_parser_24;
if (yych <= '[')
{
goto basic_json_parser_33;
}
goto basic_json_parser_31;
}
if (yych <= 's')
else
{
goto basic_json_parser_4;
if (yych == 'b')
{
goto basic_json_parser_31;
}
goto basic_json_parser_33;
}
goto basic_json_parser_25;
}
}
else
{
if (yych <= '|')
if (yych <= 'q')
{
if (yych == '{')
if (yych <= 'f')
{
goto basic_json_parser_26;
goto basic_json_parser_31;
}
goto basic_json_parser_4;
if (yych == 'n')
{
goto basic_json_parser_31;
}
goto basic_json_parser_33;
}
else
{
if (yych <= '}')
if (yych <= 's')
{
goto basic_json_parser_28;
if (yych <= 'r')
{
goto basic_json_parser_31;
}
goto basic_json_parser_33;
}
if (yych == 0xEF)
else
{
goto basic_json_parser_30;
if (yych <= 't')
{
goto basic_json_parser_31;
}
if (yych <= 'u')
{
goto basic_json_parser_43;
}
goto basic_json_parser_33;
}
goto basic_json_parser_4;
}
}
}
basic_json_parser_2:
++m_cursor;
{
return token_type::end_of_input;
}
basic_json_parser_4:
++m_cursor;
basic_json_parser_5:
{
return token_type::parse_error;
}
basic_json_parser_6:
++m_cursor;
if (m_limit <= m_cursor)
{
yyfill(); // LCOV_EXCL_LINE;
}
yych = *m_cursor;
if (yybm[0 + yych] & 32)
{
goto basic_json_parser_6;
}
{
return scan();
}
basic_json_parser_9:
yyaccept = 0;
yych = *(m_marker = ++m_cursor);
if (yych <= 0x0F)
{
goto basic_json_parser_5;
}
goto basic_json_parser_32;
basic_json_parser_10:
++m_cursor;
{
return token_type::value_separator;
}
basic_json_parser_12:
yych = *++m_cursor;
if (yych <= '/')
{
goto basic_json_parser_5;
}
if (yych <= '0')
{
goto basic_json_parser_13;
}
if (yych <= '9')
{
goto basic_json_parser_15;
}
goto basic_json_parser_5;
basic_json_parser_13:
yyaccept = 1;
yych = *(m_marker = ++m_cursor);
if (yych <= 'D')
{
if (yych == '.')
basic_json_parser_37:
yych = *++m_cursor;
if (yych <= '/')
{
goto basic_json_parser_37;
goto basic_json_parser_33;
}
}
else
{
if (yych <= 'E')
if (yych <= '9')
{
goto basic_json_parser_38;
goto basic_json_parser_44;
}
if (yych == 'e')
goto basic_json_parser_33;
basic_json_parser_38:
yych = *++m_cursor;
if (yych <= ',')
{
goto basic_json_parser_38;
if (yych == '+')
{
goto basic_json_parser_46;
}
goto basic_json_parser_33;
}
}
basic_json_parser_14:
{
return token_type::value_number;
}
basic_json_parser_15:
yyaccept = 1;
m_marker = ++m_cursor;
if ((m_limit - m_cursor) < 3)
{
yyfill(); // LCOV_EXCL_LINE;
}
yych = *m_cursor;
if (yybm[0 + yych] & 64)
{
goto basic_json_parser_15;
}
if (yych <= 'D')
{
if (yych == '.')
else
{
goto basic_json_parser_37;
if (yych <= '-')
{
goto basic_json_parser_46;
}
if (yych <= '/')
{
goto basic_json_parser_33;
}
if (yych <= '9')
{
goto basic_json_parser_47;
}
goto basic_json_parser_33;
}
goto basic_json_parser_14;
}
else
{
if (yych <= 'E')
basic_json_parser_39:
yych = *++m_cursor;
if (yych == 'l')
{
goto basic_json_parser_38;
goto basic_json_parser_49;
}
if (yych == 'e')
goto basic_json_parser_33;
basic_json_parser_40:
yych = *++m_cursor;
if (yych == 'l')
{
goto basic_json_parser_38;
goto basic_json_parser_50;
}
goto basic_json_parser_14;
}
basic_json_parser_17:
++m_cursor;
{
return token_type::name_separator;
}
basic_json_parser_19:
++m_cursor;
{
return token_type::begin_array;
}
basic_json_parser_21:
++m_cursor;
{
return token_type::end_array;
}
basic_json_parser_23:
yyaccept = 0;
yych = *(m_marker = ++m_cursor);
if (yych == 'a')
{
goto basic_json_parser_39;
}
goto basic_json_parser_5;
basic_json_parser_24:
yyaccept = 0;
yych = *(m_marker = ++m_cursor);
if (yych == 'u')
{
goto basic_json_parser_40;
}
goto basic_json_parser_5;
basic_json_parser_25:
yyaccept = 0;
yych = *(m_marker = ++m_cursor);
if (yych == 'r')
{
goto basic_json_parser_41;
}
goto basic_json_parser_5;
basic_json_parser_26:
++m_cursor;
{
return token_type::begin_object;
}
basic_json_parser_28:
++m_cursor;
{
return token_type::end_object;
}
basic_json_parser_30:
yyaccept = 0;
yych = *(m_marker = ++m_cursor);
if (yych == 0xBB)
{
goto basic_json_parser_42;
}
goto basic_json_parser_5;
basic_json_parser_31:
++m_cursor;
if (m_limit <= m_cursor)
{
yyfill(); // LCOV_EXCL_LINE;
}
yych = *m_cursor;
basic_json_parser_32:
if (yybm[0 + yych] & 128)
{
goto basic_json_parser_31;
}
if (yych <= 0x0F)
{
goto basic_json_parser_33;
}
if (yych <= '"')
{
goto basic_json_parser_34;
}
goto basic_json_parser_36;
basic_json_parser_33:
m_cursor = m_marker;
if (yyaccept == 0)
{
goto basic_json_parser_5;
}
else
{
goto basic_json_parser_14;
}
basic_json_parser_34:
++m_cursor;
{
return token_type::value_string;
}
basic_json_parser_36:
++m_cursor;
if (m_limit <= m_cursor)
{
yyfill(); // LCOV_EXCL_LINE;
}
yych = *m_cursor;
if (yych <= 'e')
{
if (yych <= '/')
basic_json_parser_41:
yych = *++m_cursor;
if (yych == 'u')
{
goto basic_json_parser_51;
}
goto basic_json_parser_33;
basic_json_parser_42:
yych = *++m_cursor;
if (yych == 0xBF)
{
goto basic_json_parser_52;
}
goto basic_json_parser_33;
basic_json_parser_43:
++m_cursor;
if (m_limit <= m_cursor)
{
yyfill(); // LCOV_EXCL_LINE;
}
yych = *m_cursor;
if (yych <= '@')
{
if (yych == '"')
if (yych <= '/')
{
goto basic_json_parser_31;
goto basic_json_parser_33;
}
if (yych <= '.')
if (yych <= '9')
{
goto basic_json_parser_33;
goto basic_json_parser_54;
}
goto basic_json_parser_31;
goto basic_json_parser_33;
}
else
{
if (yych <= '\\')
if (yych <= 'F')
{
if (yych <= '[')
{
goto basic_json_parser_33;
}
goto basic_json_parser_31;
goto basic_json_parser_54;
}
else
if (yych <= '`')
{
if (yych == 'b')
{
goto basic_json_parser_31;
}
goto basic_json_parser_33;
}
if (yych <= 'f')
{
goto basic_json_parser_54;
}
goto basic_json_parser_33;
}
}
else
{
if (yych <= 'q')
basic_json_parser_44:
yyaccept = 1;
m_marker = ++m_cursor;
if ((m_limit - m_cursor) < 3)
{
if (yych <= 'f')
yyfill(); // LCOV_EXCL_LINE;
}
yych = *m_cursor;
if (yych <= 'D')
{
if (yych <= '/')
{
goto basic_json_parser_31;
goto basic_json_parser_14;
}
if (yych == 'n')
if (yych <= '9')
{
goto basic_json_parser_31;
goto basic_json_parser_44;
}
goto basic_json_parser_33;
goto basic_json_parser_14;
}
else
{
if (yych <= 's')
if (yych <= 'E')
{
if (yych <= 'r')
{
goto basic_json_parser_31;
}
goto basic_json_parser_33;
goto basic_json_parser_38;
}
else
if (yych == 'e')
{
if (yych <= 't')
{
goto basic_json_parser_31;
}
if (yych <= 'u')
{
goto basic_json_parser_43;
}
goto basic_json_parser_33;
goto basic_json_parser_38;
}
goto basic_json_parser_14;
}
}
basic_json_parser_37:
yych = *++m_cursor;
if (yych <= '/')
{
goto basic_json_parser_33;
}
if (yych <= '9')
{
goto basic_json_parser_44;
}
goto basic_json_parser_33;
basic_json_parser_38:
yych = *++m_cursor;
if (yych <= ',')
{
if (yych == '+')
{
goto basic_json_parser_46;
}
goto basic_json_parser_33;
}
else
{
if (yych <= '-')
{
goto basic_json_parser_46;
}
if (yych <= '/')
{
goto basic_json_parser_33;
}
if (yych <= '9')
{
goto basic_json_parser_47;
}
goto basic_json_parser_33;
}
basic_json_parser_39:
yych = *++m_cursor;
if (yych == 'l')
{
goto basic_json_parser_49;
}
goto basic_json_parser_33;
basic_json_parser_40:
yych = *++m_cursor;
if (yych == 'l')
{
goto basic_json_parser_50;
}
goto basic_json_parser_33;
basic_json_parser_41:
yych = *++m_cursor;
if (yych == 'u')
{
goto basic_json_parser_51;
}
goto basic_json_parser_33;
basic_json_parser_42:
yych = *++m_cursor;
if (yych == 0xBF)
{
goto basic_json_parser_52;
}
goto basic_json_parser_33;
basic_json_parser_43:
++m_cursor;
if (m_limit <= m_cursor)
{
yyfill(); // LCOV_EXCL_LINE;
}
yych = *m_cursor;
if (yych <= '@')
{
basic_json_parser_46:
yych = *++m_cursor;
if (yych <= '/')
{
goto basic_json_parser_33;
}
if (yych <= '9')
{
goto basic_json_parser_54;
}
goto basic_json_parser_33;
}
else
{
if (yych <= 'F')
{
goto basic_json_parser_54;
}
if (yych <= '`')
if (yych >= ':')
{
goto basic_json_parser_33;
}
if (yych <= 'f')
basic_json_parser_47:
++m_cursor;
if (m_limit <= m_cursor)
{
goto basic_json_parser_54;
yyfill(); // LCOV_EXCL_LINE;
}
goto basic_json_parser_33;
}
basic_json_parser_44:
yyaccept = 1;
m_marker = ++m_cursor;
if ((m_limit - m_cursor) < 3)
{
yyfill(); // LCOV_EXCL_LINE;
}
yych = *m_cursor;
if (yych <= 'D')
{
yych = *m_cursor;
if (yych <= '/')
{
goto basic_json_parser_14;
}
if (yych <= '9')
{
goto basic_json_parser_44;
goto basic_json_parser_47;
}
goto basic_json_parser_14;
}
else
{
if (yych <= 'E')
basic_json_parser_49:
yych = *++m_cursor;
if (yych == 's')
{
goto basic_json_parser_38;
goto basic_json_parser_55;
}
if (yych == 'e')
goto basic_json_parser_33;
basic_json_parser_50:
yych = *++m_cursor;
if (yych == 'l')
{
goto basic_json_parser_38;
goto basic_json_parser_56;
}
goto basic_json_parser_14;
}
basic_json_parser_46:
yych = *++m_cursor;
if (yych <= '/')
{
goto basic_json_parser_33;
}
if (yych >= ':')
{
goto basic_json_parser_33;
}
basic_json_parser_47:
++m_cursor;
if (m_limit <= m_cursor)
{
yyfill(); // LCOV_EXCL_LINE;
}
yych = *m_cursor;
if (yych <= '/')
{
goto basic_json_parser_14;
}
if (yych <= '9')
{
goto basic_json_parser_47;
}
goto basic_json_parser_14;
basic_json_parser_49:
yych = *++m_cursor;
if (yych == 's')
{
goto basic_json_parser_55;
}
goto basic_json_parser_33;
basic_json_parser_50:
yych = *++m_cursor;
if (yych == 'l')
{
goto basic_json_parser_56;
}
goto basic_json_parser_33;
basic_json_parser_51:
yych = *++m_cursor;
if (yych == 'e')
{
goto basic_json_parser_58;
}
goto basic_json_parser_33;
yych = *++m_cursor;
if (yych == 'e')
{
goto basic_json_parser_58;
}
goto basic_json_parser_33;
basic_json_parser_52:
++m_cursor;
{
return scan();
}
basic_json_parser_54:
++m_cursor;
if (m_limit <= m_cursor)
{
yyfill(); // LCOV_EXCL_LINE;
}
yych = *m_cursor;
if (yych <= '@')
{
if (yych <= '/')
++m_cursor;
{
goto basic_json_parser_33;
continue;
}
if (yych <= '9')
basic_json_parser_54:
++m_cursor;
if (m_limit <= m_cursor)
{
goto basic_json_parser_60;
yyfill(); // LCOV_EXCL_LINE;
}
goto basic_json_parser_33;
}
else
{
if (yych <= 'F')
yych = *m_cursor;
if (yych <= '@')
{
goto basic_json_parser_60;
if (yych <= '/')
{
goto basic_json_parser_33;
}
if (yych <= '9')
{
goto basic_json_parser_60;
}
goto basic_json_parser_33;
}
if (yych <= '`')
else
{
if (yych <= 'F')
{
goto basic_json_parser_60;
}
if (yych <= '`')
{
goto basic_json_parser_33;
}
if (yych <= 'f')
{
goto basic_json_parser_60;
}
goto basic_json_parser_33;
}
if (yych <= 'f')
basic_json_parser_55:
yych = *++m_cursor;
if (yych == 'e')
{
goto basic_json_parser_60;
goto basic_json_parser_61;
}
goto basic_json_parser_33;
}
basic_json_parser_55:
yych = *++m_cursor;
if (yych == 'e')
{
goto basic_json_parser_61;
}
goto basic_json_parser_33;
basic_json_parser_56:
++m_cursor;
{
return token_type::literal_null;
}
basic_json_parser_58:
++m_cursor;
{
return token_type::literal_true;
}
basic_json_parser_60:
++m_cursor;
if (m_limit <= m_cursor)
{
yyfill(); // LCOV_EXCL_LINE;
}
yych = *m_cursor;
if (yych <= '@')
{
if (yych <= '/')
++m_cursor;
{
goto basic_json_parser_33;
last_token_type = token_type::literal_null;
break;
}
if (yych <= '9')
basic_json_parser_58:
++m_cursor;
{
goto basic_json_parser_63;
last_token_type = token_type::literal_true;
break;
}
goto basic_json_parser_33;
}
else
{
if (yych <= 'F')
basic_json_parser_60:
++m_cursor;
if (m_limit <= m_cursor)
{
goto basic_json_parser_63;
yyfill(); // LCOV_EXCL_LINE;
}
if (yych <= '`')
yych = *m_cursor;
if (yych <= '@')
{
if (yych <= '/')
{
goto basic_json_parser_33;
}
if (yych <= '9')
{
goto basic_json_parser_63;
}
goto basic_json_parser_33;
}
if (yych <= 'f')
{
goto basic_json_parser_63;
}
goto basic_json_parser_33;
}
basic_json_parser_61:
++m_cursor;
{
return token_type::literal_false;
}
basic_json_parser_63:
++m_cursor;
if (m_limit <= m_cursor)
{
yyfill(); // LCOV_EXCL_LINE;
}
yych = *m_cursor;
if (yych <= '@')
{
if (yych <= '/')
else
{
if (yych <= 'F')
{
goto basic_json_parser_63;
}
if (yych <= '`')
{
goto basic_json_parser_33;
}
if (yych <= 'f')
{
goto basic_json_parser_63;
}
goto basic_json_parser_33;
}
if (yych <= '9')
basic_json_parser_61:
++m_cursor;
{
goto basic_json_parser_31;
last_token_type = token_type::literal_false;
break;
}
goto basic_json_parser_33;
}
else
{
if (yych <= 'F')
basic_json_parser_63:
++m_cursor;
if (m_limit <= m_cursor)
{
goto basic_json_parser_31;
yyfill(); // LCOV_EXCL_LINE;
}
if (yych <= '`')
yych = *m_cursor;
if (yych <= '@')
{
if (yych <= '/')
{
goto basic_json_parser_33;
}
if (yych <= '9')
{
goto basic_json_parser_31;
}
goto basic_json_parser_33;
}
if (yych <= 'f')
else
{
goto basic_json_parser_31;
if (yych <= 'F')
{
goto basic_json_parser_31;
}
if (yych <= '`')
{
goto basic_json_parser_33;
}
if (yych <= 'f')
{
goto basic_json_parser_31;
}
goto basic_json_parser_33;
}
goto basic_json_parser_33;
}
}
return last_token_type;
}
/// append data from the stream to the internal buffer
......@@ -8500,6 +8518,8 @@ basic_json_parser_63:
const lexer_char_t* m_cursor = nullptr;
/// pointer to the end of the buffer
const lexer_char_t* m_limit = nullptr;
/// the last token type
token_type last_token_type = token_type::end_of_input;
};
/*!
......
......@@ -7393,76 +7393,81 @@ class basic_json
*/
token_type scan() noexcept
{
// pointer for backtracking information
m_marker = nullptr;
while (true)
{
// pointer for backtracking information
m_marker = nullptr;
// remember the begin of the token
m_start = m_cursor;
assert(m_start != nullptr);
/*!re2c
re2c:define:YYCTYPE = lexer_char_t;
re2c:define:YYCURSOR = m_cursor;
re2c:define:YYLIMIT = m_limit;
re2c:define:YYMARKER = m_marker;
re2c:define:YYFILL = "yyfill(); // LCOV_EXCL_LINE";
re2c:yyfill:parameter = 0;
re2c:indent:string = " ";
re2c:indent:top = 1;
re2c:labelprefix = "basic_json_parser_";
// ignore whitespace
ws = [ \t\n\r]+;
ws { continue; }
// ignore byte-order-mark
bom = "\xEF\xBB\xBF";
bom { continue; }
// structural characters
"[" { last_token_type = token_type::begin_array; break; }
"]" { last_token_type = token_type::end_array; break; }
"{" { last_token_type = token_type::begin_object; break; }
"}" { last_token_type = token_type::end_object; break; }
"," { last_token_type = token_type::value_separator; break; }
":" { last_token_type = token_type::name_separator; break; }
// literal names
"null" { last_token_type = token_type::literal_null; break; }
"true" { last_token_type = token_type::literal_true; break; }
"false" { last_token_type = token_type::literal_false; break; }
// number
decimal_point = [.];
digit = [0-9];
digit_1_9 = [1-9];
e = [eE];
minus = [-];
plus = [+];
zero = [0];
exp = e (minus|plus)? digit+;
frac = decimal_point digit+;
int = (zero|digit_1_9 digit*);
number = minus? int frac? exp?;
number { last_token_type = token_type::value_number; break; }
// remember the begin of the token
m_start = m_cursor;
assert(m_start != nullptr);
// string
quotation_mark = ["];
escape = [\\];
unescaped = [^"\\\x00\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0A\x0B\x0C\x0D\x0E\x0F];
single_escaped = ["\\/bfnrt];
unicode_escaped = [u][0-9a-fA-F]{4};
escaped = escape (single_escaped | unicode_escaped);
char = unescaped | escaped;
string = quotation_mark char* quotation_mark;
string { last_token_type = token_type::value_string; break; }
// end of file
'\000' { last_token_type = token_type::end_of_input; break; }
// anything else is an error
. { last_token_type = token_type::parse_error; break; }
*/
}
/*!re2c
re2c:define:YYCTYPE = lexer_char_t;
re2c:define:YYCURSOR = m_cursor;
re2c:define:YYLIMIT = m_limit;
re2c:define:YYMARKER = m_marker;
re2c:define:YYFILL = "yyfill(); // LCOV_EXCL_LINE";
re2c:yyfill:parameter = 0;
re2c:indent:string = " ";
re2c:indent:top = 1;
re2c:labelprefix = "basic_json_parser_";
// ignore whitespace
ws = [ \t\n\r]+;
ws { return scan(); }
// ignore byte-order-mark
bom = "\xEF\xBB\xBF";
bom { return scan(); }
// structural characters
"[" { return token_type::begin_array; }
"]" { return token_type::end_array; }
"{" { return token_type::begin_object; }
"}" { return token_type::end_object; }
"," { return token_type::value_separator; }
":" { return token_type::name_separator; }
// literal names
"null" { return token_type::literal_null; }
"true" { return token_type::literal_true; }
"false" { return token_type::literal_false; }
// number
decimal_point = [.];
digit = [0-9];
digit_1_9 = [1-9];
e = [eE];
minus = [-];
plus = [+];
zero = [0];
exp = e (minus|plus)? digit+;
frac = decimal_point digit+;
int = (zero|digit_1_9 digit*);
number = minus? int frac? exp?;
number { return token_type::value_number; }
// string
quotation_mark = ["];
escape = [\\];
unescaped = [^"\\\x00\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0A\x0B\x0C\x0D\x0E\x0F];
single_escaped = ["\\/bfnrt];
unicode_escaped = [u][0-9a-fA-F]{4};
escaped = escape (single_escaped | unicode_escaped);
char = unescaped | escaped;
string = quotation_mark char* quotation_mark;
string { return token_type::value_string; }
// end of file
'\000' { return token_type::end_of_input; }
// anything else is an error
. { return token_type::parse_error; }
*/
return last_token_type;
}
/// append data from the stream to the internal buffer
......@@ -7810,6 +7815,8 @@ class basic_json
const lexer_char_t* m_cursor = nullptr;
/// pointer to the end of the buffer
const lexer_char_t* m_limit = nullptr;
/// the last token type
token_type last_token_type = token_type::end_of_input;
};
/*!
......
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