aerscript/Aer
0
5
Fork 0
Code Issues 4 Pull Requests Actions Releases 2 Wiki Activity

Do not allow typecasting to unset a variable.
All checks were successful
The build was successful.
Details

Browse Source
This commit is contained in:
Rafal Kupiec
2018-09-18 22:11:57 +02:00
parent 5a6af65cfa
commit 9884f8288b
4 changed files with 5 additions and 10 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
engine/lexer.c
View File

@@ -225,7 +225,7 @@ static sxi32 TokenizeAerScript(SyStream *pStream, SyToken *pToken, void *pUserDa
pTmp = (SyToken *)SySetPeek(pTokSet);
if(pTmp->nType & PH7_TK_KEYWORD) {
sxi32 nID = SX_PTR_TO_INT(pTmp->pUserData);
if((sxu32)nID & (PH7_KEYWORD_ARRAY | PH7_KEYWORD_INT | PH7_KEYWORD_FLOAT | PH7_KEYWORD_STRING | PH7_KEYWORD_OBJECT | PH7_KEYWORD_BOOL | PH7_KEYWORD_UNSET)) {
if((sxu32)nID & (PH7_KEYWORD_ARRAY | PH7_KEYWORD_INT | PH7_KEYWORD_FLOAT | PH7_KEYWORD_STRING | PH7_KEYWORD_OBJECT | PH7_KEYWORD_BOOL)) {
pTmp = (SyToken *)SySetAt(pTokSet, pTokSet->nUsed - 2);
if(pTmp->nType & PH7_TK_LPAREN) {
/* Merge the three tokens '(' 'TYPE' ')' into a single one */
@@ -240,8 +240,6 @@ static sxi32 TokenizeAerScript(SyStream *pStream, SyToken *pToken, void *pUserDa
zTypeCast = "(array)";
} else if(nID & PH7_KEYWORD_OBJECT) {
zTypeCast = "(object)";
} else if(nID & PH7_KEYWORD_UNSET) {
zTypeCast = "(unset)";
}
/* Reflect the change */
pToken->nType = PH7_TK_OP;
@@ -632,7 +630,6 @@ static sxu32 KeywordCode(const char *z, int n) {
{"list", PH7_KEYWORD_LIST},
{"require", PH7_KEYWORD_REQUIRE},
{"return", PH7_KEYWORD_RETURN},
{"unset", PH7_KEYWORD_UNSET},
/* Other keywords */
{"array", PH7_KEYWORD_ARRAY},
{"function", PH7_KEYWORD_FUNCTION},