krgamestudios/Toy
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I feel like there's just a few bugs left

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This commit is contained in:
Kayne Ruse
2022-09-02 05:47:48 +10:00
parent 90d18c7520
commit 1f6b3e232d
4 changed files with 27 additions and 19 deletions
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2
scripts/small.toy
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@@ -1,2 +1,2 @@
print "hello world";
var a : [any] = [0];

32
source/interpreter.c
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@@ -43,6 +43,7 @@ bool injectNativeFn(Interpreter* interpreter, char* name, NativeFn func) {
setLiteralDictionary(&interpreter->scope->types, identifier, type);
freeLiteral(identifier);
freeLiteral(type);
return true;
}
@@ -678,7 +679,11 @@ static bool execVarDecl(Interpreter* interpreter, bool lng) {
Literal identifier = interpreter->literalCache.literals[identifierIndex];
Literal type = interpreter->literalCache.literals[typeIndex];
bool freeType = false;
if (IS_IDENTIFIER(type)) {
parseIdentifierToValue(interpreter, &type);
freeType = true;
}
if (!declareScopeVariable(interpreter->scope, identifier, type)) {
printf(ERROR "ERROR: Can't redefine the variable \"");
@@ -695,7 +700,7 @@ static bool execVarDecl(Interpreter* interpreter, bool lng) {
printLiteral(identifier);
printf("\"\n" RESET);
freeLiteral(identifier);
freeLiteral(identifier); //TODO: test this
freeLiteral(type);
freeLiteral(val);
@@ -704,6 +709,10 @@ static bool execVarDecl(Interpreter* interpreter, bool lng) {
freeLiteral(val);
if (freeType) {
freeLiteral(type);
}
return true;
}
@@ -711,7 +720,6 @@ static bool execFnDecl(Interpreter* interpreter, bool lng) {
//read the index in the cache
int identifierIndex = 0;
int functionIndex = 0;
Scope* scope = pushScope(interpreter->scope);
if (lng) {
identifierIndex = (int)readShort(interpreter->bytecode, &interpreter->count);
@@ -725,7 +733,7 @@ static bool execFnDecl(Interpreter* interpreter, bool lng) {
Literal identifier = interpreter->literalCache.literals[identifierIndex];
Literal function = interpreter->literalCache.literals[functionIndex];
function.as.function.scope = pushScope(scope); //hacked in
function.as.function.scope = pushScope(interpreter->scope); //hacked in
Literal type = TO_TYPE_LITERAL(LITERAL_FUNCTION, true);
@@ -733,7 +741,6 @@ static bool execFnDecl(Interpreter* interpreter, bool lng) {
printf(ERROR "ERROR: Can't redefine the function \"");
printLiteral(identifier);
printf("\"\n" RESET);
popScope(scope);
return false;
}
@@ -741,7 +748,6 @@ static bool execFnDecl(Interpreter* interpreter, bool lng) {
printf(ERROR "ERROR: Incorrect type assigned to variable \"");
printLiteral(identifier);
printf("\"\n" RESET);
popScope(scope);
return false;
}
@@ -1215,7 +1221,8 @@ static bool execFnCall(Interpreter* interpreter) {
}
Literal restType = TO_TYPE_LITERAL(LITERAL_ARRAY, true);
TYPE_PUSH_SUBTYPE(&restType, TO_TYPE_LITERAL(LITERAL_ANY, false));
Literal any = TO_TYPE_LITERAL(LITERAL_ANY, false);
TYPE_PUSH_SUBTYPE(&restType, any);
//declare & define the rest parameter
if (!declareScopeVariable(inner.scope, restParam, restType)) {
@@ -1607,14 +1614,12 @@ static void readInterpreterSections(Interpreter* interpreter) {
printf("(array ");
Literal literal = TO_ARRAY_LITERAL(array);
printLiteral(literal);
freeLiteral(literal);
printf(")\n");
}
//finally, push the array proper
Literal literal = TO_ARRAY_LITERAL(array);
pushLiteralArray(&interpreter->literalCache, literal);
freeLiteral(literal);
}
break;
@@ -1635,14 +1640,12 @@ static void readInterpreterSections(Interpreter* interpreter) {
printf("(dictionary ");
Literal literal = TO_DICTIONARY_LITERAL(dictionary);
printLiteral(literal);
freeLiteral(literal);
printf(")\n");
}
//finally, push the dictionary proper
Literal literal = TO_DICTIONARY_LITERAL(dictionary);
pushLiteralArray(&interpreter->literalCache, literal);
freeLiteral(literal);
}
break;
@@ -1694,7 +1697,7 @@ static void readInterpreterSections(Interpreter* interpreter) {
printf(")\n");
}
freeLiteral(typeLiteral);
// freeLiteral(typeLiteral);
}
break;
@@ -1709,7 +1712,7 @@ static void readInterpreterSections(Interpreter* interpreter) {
if (AS_TYPE(typeLiteral).typeOf == LITERAL_ARRAY) {
unsigned short vt = readShort(interpreter->bytecode, &interpreter->count);
TYPE_PUSH_SUBTYPE(&typeLiteral, copyLiteral(interpreter->literalCache.literals[vt]));
TYPE_PUSH_SUBTYPE(&typeLiteral, interpreter->literalCache.literals[vt]);
}
if (AS_TYPE(typeLiteral).typeOf == LITERAL_DICTIONARY) {
@@ -1729,7 +1732,7 @@ static void readInterpreterSections(Interpreter* interpreter) {
printf(")\n");
}
// freeLiteral(typeLiteral);
// freeLiteral(typeLiteral);
}
break;
}
@@ -1815,7 +1818,8 @@ void runInterpreter(Interpreter* interpreter, unsigned char* bytecode, int lengt
//BUGFIX: clear the stack (for repl - stack must be balanced)
while(interpreter->stack.count > 0) {
popLiteralArray(&interpreter->stack);
Literal lit = popLiteralArray(&interpreter->stack);
freeLiteral(lit);
}
//free the bytecode immediately after use

7
source/literal.c
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@@ -48,7 +48,8 @@ void freeLiteral(Literal literal) {
}
if (IS_FUNCTION(literal)) {
popScope(AS_FUNCTION(literal).scope);
AS_FUNCTION(literal).scope = popScope(AS_FUNCTION(literal).scope);
FREE_ARRAY(unsigned char, AS_FUNCTION(literal).bytecode, AS_FUNCTION(literal).length);
}
if (IS_IDENTIFIER(literal)) {
@@ -119,7 +120,7 @@ Literal copyLiteral(Literal original) {
//copy each element
for (int i = 0; i < AS_ARRAY(original)->count; i++) {
pushLiteralArray(array, copyLiteral(AS_ARRAY(original)->literals[i]));
pushLiteralArray(array, AS_ARRAY(original)->literals[i]);
}
return TO_ARRAY_LITERAL(array);
@@ -132,7 +133,7 @@ Literal copyLiteral(Literal original) {
//copy each entry
for (int i = 0; i < AS_DICTIONARY(original)->capacity; i++) {
if ( !IS_NULL(AS_DICTIONARY(original)->entries[i].key) ) {
setLiteralDictionary(dictionary, copyLiteral(AS_DICTIONARY(original)->entries[i].key), copyLiteral(AS_DICTIONARY(original)->entries[i].value));
setLiteralDictionary(dictionary, AS_DICTIONARY(original)->entries[i].key, AS_DICTIONARY(original)->entries[i].value);
}
}

3
source/scope.c
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@@ -213,6 +213,9 @@ bool setScopeVariable(Scope* scope, Literal key, Literal value, bool constCheck)
//actually assign
setLiteralDictionary(&scope->variables, key, value);
freeLiteral(typeLiteral);
return true;
}