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Fix up some syntax errors

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This commit is contained in:
K. Lange 2022-06-04 06:51:34 +09:00
parent 3bfa32ac83
commit 75e0ec9e54
1 changed files with 13 additions and 0 deletions
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13
src/compiler.c
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@ -467,6 +467,9 @@ static void consume(KrkTokenType type, const char * message) {
return; return;
} }
if (parser.current.type == TOKEN_EOL || parser.current.type == TOKEN_EOF) {
parser.current = parser.previous;
}
errorAtCurrent("%s", message); errorAtCurrent("%s", message);
} }
@ -1973,6 +1976,12 @@ static void forStatement(void) {
int sawComma = 0; int sawComma = 0;
ssize_t varCount = 0; ssize_t varCount = 0;
int matchedEquals = 0; int matchedEquals = 0;
if (!check(TOKEN_IDENTIFIER)) {
errorAtCurrent("Empty variable list in 'for'");
return;
}
do { do {
if (!check(TOKEN_IDENTIFIER)) break; if (!check(TOKEN_IDENTIFIER)) break;
ssize_t ind = parseVariable("Expected name for loop iterator."); ssize_t ind = parseVariable("Expected name for loop iterator.");
@ -2800,6 +2809,10 @@ static void comprehensionInner(KrkScanner scannerBefore, Parser parserBefore, vo
ssize_t loopInd = current->localCount; ssize_t loopInd = current->localCount;
ssize_t varCount = 0; ssize_t varCount = 0;
int sawComma = 0; int sawComma = 0;
if (!check(TOKEN_IDENTIFIER)) {
errorAtCurrent("Empty variable list in comprehension");
return;
}
do { do {
if (!check(TOKEN_IDENTIFIER)) break; if (!check(TOKEN_IDENTIFIER)) break;
defineVariable(parseVariable("Expected name for iteration variable.")); defineVariable(parseVariable("Expected name for iteration variable."));