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add if statement and declaration

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This commit is contained in:
William Bell
2025-07-13 03:34:31 +01:00
parent 744e3c281d
commit f7ff3393f0
36 changed files with 587 additions and 165 deletions
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35
src/parser/if/if.c
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@@ -3,6 +3,7 @@
#include "../../memory.h"
#include "../parser.h"
#include <stdbool.h>
#include <stddef.h>
#include <stdio.h>
#include <stdlib.h>
@@ -18,7 +19,10 @@ void free_conditional(void *ptr) {
ParsedValueReturn parse_if(char *file, DArray *tokens, size_t *index) {
(*index)++;
error_if_finished(file, tokens, index);
ArErr err = error_if_finished(file, tokens, index);
if (err.exists) {
return (ParsedValueReturn){err, NULL};
}
DArray *parsed_if = checked_malloc(sizeof(DArray));
darray_init(parsed_if, sizeof(ParsedConditional));
@@ -32,15 +36,22 @@ ParsedValueReturn parse_if(char *file, DArray *tokens, size_t *index) {
if (!expect_conditional) {
if (token->type != TOKEN_NEW_LINE)
break; // no more branches
(*index)++;
size_t current_index = *index;
skip_newlines_and_indents(tokens, index);
if ((*index) >= tokens->size)
break;
token = darray_get(tokens, *index);
if (token->type == TOKEN_ELSE || token->type == TOKEN_ELSE_IF) {
(*index)++;
error_if_finished(file, tokens, index);
ArErr err = error_if_finished(file, tokens, index);
if (err.exists) {
darray_free(parsed_if, free_conditional);
free(parsed_if);
return (ParsedValueReturn){err, NULL};
}
} else {
*index = current_index;
break; // no more branches
}
}
@@ -60,7 +71,12 @@ ParsedValueReturn parse_if(char *file, DArray *tokens, size_t *index) {
}
(*index)++;
error_if_finished(file, tokens, index);
ArErr err = error_if_finished(file, tokens, index);
if (err.exists) {
darray_free(parsed_if, free_conditional);
free(parsed_if);
return (ParsedValueReturn){err, NULL};
}
skip_newlines_and_indents(tokens, index);
condition = parse_token(file, tokens, index, true);
if (condition.err.exists) {
@@ -92,7 +108,16 @@ ParsedValueReturn parse_if(char *file, DArray *tokens, size_t *index) {
}
(*index)++;
error_if_finished(file, tokens, index);
err = error_if_finished(file, tokens, index);
if (err.exists) {
if (condition.value) {
free_parsed(condition.value);
free(condition.value);
}
darray_free(parsed_if, free_conditional);
free(parsed_if);
return (ParsedValueReturn){err, NULL};
}
}
// Parse the body