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Fixed logical AND and OR operators, read more

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The definition of '&&':
  Return the first falsy value, or the last value, skipping the evaluation of other operands.

The definition of '||':
  Return the first truthy value, or the last value, skipping the evaluation of other operands.

Toy now follows these definitions.

Fixed #154
This commit is contained in:
Kayne Ruse
2024-12-26 16:09:16 +11:00
parent 153ab54be6
commit cc4ff3f6d8
11 changed files with 279 additions and 40 deletions
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24
source/toy_stack.c
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@@ -29,6 +29,26 @@ void Toy_freeStack(Toy_Stack* stack) {
}
}
void Toy_resetStack(Toy_Stack** stackHandle) {
if ((*stackHandle) == NULL) {
return;
}
//if some values will be removed, free them first
for (unsigned int i = 0; i < (*stackHandle)->count; i++) {
Toy_freeValue((*stackHandle)->data[i]);
}
//reset to the stack's default state
if ((*stackHandle)->capacity > TOY_STACK_INITIAL_CAPACITY) {
(*stackHandle) = realloc((*stackHandle), TOY_STACK_INITIAL_CAPACITY * sizeof(Toy_Value) + sizeof(Toy_Stack));
(*stackHandle)->capacity = TOY_STACK_INITIAL_CAPACITY;
}
(*stackHandle)->count = 0;
}
void Toy_pushStack(Toy_Stack** stackHandle, Toy_Value value) {
//don't go overboard
if ((*stackHandle)->count >= TOY_STACK_OVERFLOW_THRESHOLD) {
@@ -58,7 +78,7 @@ void Toy_pushStack(Toy_Stack** stackHandle, Toy_Value value) {
Toy_Value Toy_peekStack(Toy_Stack** stackHandle) {
if ((*stackHandle)->count == 0) {
fprintf(stderr, TOY_CC_ERROR "ERROR: Stack underflow\n" TOY_CC_RESET);
fprintf(stderr, TOY_CC_ERROR "ERROR: Stack underflow when peeking\n" TOY_CC_RESET);
exit(-1);
}
@@ -67,7 +87,7 @@ Toy_Value Toy_peekStack(Toy_Stack** stackHandle) {
Toy_Value Toy_popStack(Toy_Stack** stackHandle) {
if ((*stackHandle)->count == 0) {
fprintf(stderr, TOY_CC_ERROR "ERROR: Stack underflow\n" TOY_CC_RESET);
fprintf(stderr, TOY_CC_ERROR "ERROR: Stack underflow when popping\n" TOY_CC_RESET);
exit(-1);
}