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Catch bad argument ordering in function declaration

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This commit is contained in:
K. Lange 2021-02-22 14:43:35 +09:00
parent f74c6c77b1
commit ed1e8aebba
1 changed files with 8 additions and 0 deletions
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8
src/compiler.c
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@ -922,6 +922,10 @@ static void function(FunctionType type, size_t blockWidth) {
emitByte(OP_POP); /* comparison value */
continue;
}
if (hasCollectors) {
error("arguments follow catch-all collector");
break;
}
ssize_t paramConstant = parseVariable("Expect parameter name.");
defineVariable(paramConstant);
if (match(TOKEN_EQUAL)) {
@ -948,6 +952,10 @@ static void function(FunctionType type, size_t blockWidth) {
emitByte(OP_POP);
current->function->keywordArgs++;
} else {
if (current->function->keywordArgs) {
error("non-keyword argument follows keyword argument");
break;
}
current->function->requiredArgs++;
}
} while (match(TOKEN_COMMA));