implemented if

This commit is contained in:
Kyler Olsen 2025-11-30 20:50:32 -07:00
parent 69c211ec06
commit 15b3565ee9
3 changed files with 105 additions and 4 deletions

View File

@ -27,6 +27,7 @@ typedef enum {
STACK_CHARACTER,
STACK_BOOLEAN,
STACK_TOKEN_STRING,
STACK_CODE_BLOCK,
} StackType;
extern const char *STACK_TYPES_NAMES[];
@ -74,6 +75,8 @@ typedef struct {
Boolean push_token(InterpreterState *interpreter_state, Token token);
void clean_stack(StackItem *item);
Boolean execute_func(InterpreterState *interpreter_state, SlsStr key);
Boolean execute_token_string(InterpreterState *interpreter_state, TokenString token_string);
Boolean execute(InterpreterState *interpreter_state, LexerTokenResult *token);
InterpreterState *interpreter_create();
void interpreter_delete(InterpreterState *interpreter_state);

View File

@ -514,6 +514,7 @@ Boolean load_builtins(InterpreterState *interpreter_state) {
af = interpreter_state->stack->boolean; \
break; \
case STACK_TOKEN_STRING: \
case STACK_CODE_BLOCK: \
return FALSE; \
} \
@ -590,6 +591,7 @@ Boolean load_builtins(InterpreterState *interpreter_state) {
af = interpreter_state->stack->boolean; \
break; \
case STACK_TOKEN_STRING: \
case STACK_CODE_BLOCK: \
return FALSE; \
} \
\
@ -659,6 +661,7 @@ Boolean load_builtins(InterpreterState *interpreter_state) {
bf = interpreter_state->stack->next->boolean; \
break; \
case STACK_TOKEN_STRING: \
case STACK_CODE_BLOCK: \
return FALSE; \
} \
@ -1493,6 +1496,7 @@ Boolean builtin_dup(InterpreterState *interpreter_state) {
item->boolean = interpreter_state->stack->boolean;
break;
case STACK_TOKEN_STRING:
case STACK_CODE_BLOCK:
item->token_string = copy_token_string(interpreter_state->stack->token_string);
break;
}
@ -1517,8 +1521,90 @@ Boolean builtin_for(InterpreterState *interpreter_state) {
}
Boolean builtin_if(InterpreterState *interpreter_state) {
(void)interpreter_state;
return FALSE;
if (interpreter_state->stack == NULL) return FALSE;
StackItem *else_block = interpreter_state->stack;
if (else_block->next == NULL) return FALSE;
StackItem *then_block = else_block->next;
if (then_block->next == NULL) return FALSE;
StackItem *conditional = then_block->next;
if (!(
else_block->type == STACK_TOKEN_STRING ||
else_block->type == STACK_CODE_BLOCK ||
else_block->type == STACK_IDENTIFIER
)) return FALSE;
if (!(
then_block->type == STACK_TOKEN_STRING ||
then_block->type == STACK_CODE_BLOCK ||
then_block->type == STACK_IDENTIFIER
)) return FALSE;
interpreter_state->stack = conditional->next;
conditional->next = NULL;
Boolean value = FALSE;
switch (conditional->type) {
case STACK_IDENTIFIER:
value = TRUE;
break;
case STACK_I64:
value = (conditional->i64) ? TRUE : FALSE;
break;
case STACK_I32:
value = (conditional->i32) ? TRUE : FALSE;
break;
case STACK_I16:
value = (conditional->i16) ? TRUE : FALSE;
break;
case STACK_I8:
value = (conditional->i8) ? TRUE : FALSE;
break;
case STACK_U64:
value = (conditional->u64) ? TRUE : FALSE;
break;
case STACK_U32:
value = (conditional->u32) ? TRUE : FALSE;
break;
case STACK_U16:
value = (conditional->u16) ? TRUE : FALSE;
break;
case STACK_U8:
value = (conditional->u8) ? TRUE : FALSE;
break;
case STACK_FLOAT:
value = (conditional->f32) ? TRUE : FALSE;
break;
case STACK_DOUBLE:
value = (conditional->f64) ? TRUE : FALSE;
break;
case STACK_CHARACTER:
value = (conditional->character) ? TRUE : FALSE;
break;
case STACK_BOOLEAN:
value = conditional->boolean;
break;
case STACK_TOKEN_STRING:
case STACK_CODE_BLOCK:
value = (conditional->token_string.length && conditional->token_string.tokens[0].type != TOKEN_EOF) ? TRUE : FALSE;
break;
}
Boolean return_value = FALSE;
if (value) {
if (then_block->type == STACK_TOKEN_STRING || then_block->type == STACK_CODE_BLOCK)
return_value = execute_token_string(interpreter_state, then_block->token_string);
else if (then_block->type == STACK_IDENTIFIER)
return_value = execute_func(interpreter_state, then_block->identifier.name);
} else {
if (else_block->type == STACK_TOKEN_STRING || else_block->type == STACK_CODE_BLOCK)
return_value = execute_token_string(interpreter_state, else_block->token_string);
else if (else_block->type == STACK_IDENTIFIER)
return_value = execute_func(interpreter_state, else_block->identifier.name);
}
clean_stack(else_block);
return return_value;
}
Boolean builtin_lambda(InterpreterState *interpreter_state) {
@ -1667,6 +1753,7 @@ Boolean builtin_pick(InterpreterState *interpreter_state) {
item->boolean = picked->boolean;
break;
case STACK_TOKEN_STRING:
case STACK_CODE_BLOCK:
item->token_string = copy_token_string(picked->token_string);
break;
}

View File

@ -146,6 +146,7 @@ Boolean push_token(InterpreterState *interpreter_state, Token token) {
item->boolean = token.boolean_literal;
break;
case STACK_TOKEN_STRING:
case STACK_CODE_BLOCK:
item->token_string = copy_token_string(token.token_string);
break;
}
@ -153,14 +154,24 @@ Boolean push_token(InterpreterState *interpreter_state, Token token) {
return TRUE;
}
static Boolean execute_func(InterpreterState *interpreter_state, SlsStr key) {
Boolean execute_func(InterpreterState *interpreter_state, SlsStr key) {
FunctionItem *func = hash_table_get_funcs(interpreter_state->functions, key, NULL);
if (func == NULL) return FALSE;
switch (func->type) {
case FUNCTION_BUILTIN:
return func->builtin(interpreter_state);
case FUNCTION_TOKEN_STRING:
return FALSE;
return execute_token_string(interpreter_state, func->token_string);
}
return FALSE;
}
Boolean execute_token_string(InterpreterState *interpreter_state, TokenString token_string) {
for (size_t i = 0; i < token_string.length; i++) {
if (token_string.tokens[i].type == TOKEN_IDENTIFIER && !token_string.tokens[i].identifier.is_literal)
return execute_func(interpreter_state, token_string.tokens[i].identifier.name);
else
return push_token(interpreter_state, token_string.tokens[i]);
}
return FALSE;
}