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Some declaration guards

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This commit is contained in:
Kayne Ruse
2022-08-15 03:12:10 +01:00
parent 4cda75df11
commit 8d12db7dbe
4 changed files with 26 additions and 4 deletions
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17
source/interpreter.c
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@@ -311,6 +311,9 @@ static bool execVarDecl(Interpreter* interpreter, bool lng) {
}
if (!setScopeVariable(interpreter->scope, identifier, parseIdentifierToValue(interpreter, popLiteralArray(&interpreter->stack)) )) {
printf("Incorrect type assigned to variable \"");
printLiteral(identifier);
printf("\"\n");
return false;
}
@@ -328,7 +331,19 @@ static bool execVarAssign(Interpreter* interpreter) {
return false;
}
setScopeVariable(interpreter->scope, lhs, rhs);
if (!isDelcaredScopeVariable(interpreter->scope, lhs)) {
printf("Undeclared variable \"");;
printLiteral(lhs);
printf("\"\n");
return false;
}
if (!setScopeVariable(interpreter->scope, lhs, rhs)) {
printf("Incorrect type assigned to variable \"");
printLiteral(lhs);
printf("\"\n");
return false;
}
return true;
}