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Report error for invalid escape sequences 

fixes #7910
This commit is contained in:
Gunnar Beutner 2014-12-20 09:48:18 +01:00
parent cb5e6c1c6d
commit e03e143177
1 changed files with 6 additions and 3 deletions
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9
lib/config/config_lexer.ll
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@ -89,7 +89,7 @@ do { \
if (result > 0xff) {
/* error, constant is out-of-bounds */
BOOST_THROW_EXCEPTION(ScriptError("Constant is out of bounds: " + String(yytext), DebugInfoRange(yyextra->m_LocationBegin, *yylloc)));
BOOST_THROW_EXCEPTION(ScriptError("Constant is out of bounds: " + String(yytext), *yylloc));
}
yyextra->m_LexBuffer << static_cast<char>(result);
@ -99,7 +99,7 @@ do { \
/* generate error - bad escape sequence; something
* like '\48' or '\0777777'
*/
BOOST_THROW_EXCEPTION(ScriptError("Bad escape sequence found: " + String(yytext), DebugInfoRange(yyextra->m_LocationBegin, *yylloc)));
BOOST_THROW_EXCEPTION(ScriptError("Bad escape sequence found: " + String(yytext), *yylloc));
}
<STRING>\\n { yyextra->m_LexBuffer << "\n"; }
@ -107,7 +107,10 @@ do { \
<STRING>\\r { yyextra->m_LexBuffer << "\r"; }
<STRING>\\b { yyextra->m_LexBuffer << "\b"; }
<STRING>\\f { yyextra->m_LexBuffer << "\f"; }
<STRING>\\(.|\n) { yyextra->m_LexBuffer << yytext[1]; }
<STRING>\\\n { yyextra->m_LexBuffer << yytext[1]; }
<STRING>\\. {
BOOST_THROW_EXCEPTION(ScriptError("Bad escape sequence found: " + String(yytext), *yylloc));
}
<STRING>[^\\\n\"]+ {
char *yptr = yytext;