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Handle allocation failures during parsing

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This commit is contained in:
Max Brunsfeld 2016-01-19 18:07:24 -08:00
parent ff97a09343
commit 3dde0a6f39
10 changed files with 288 additions and 122 deletions
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21
src/runtime/vector.h
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@ -19,13 +19,23 @@ typedef struct {
static inline Vector vector_new(size_t element_size, size_t capacity) {
Vector result;
result.contents = ts_calloc(capacity, element_size);
result.size = 0;
result.capacity = capacity;
result.element_size = element_size;
if (capacity > 0) {
result.contents = ts_calloc(capacity, element_size);
if (!result.contents)
result.element_size = 0;
}
return result;
}
static inline bool vector_valid(Vector *self) {
return self->element_size > 0;
}
static inline void vector_delete(Vector *self) {
ts_free(self->contents);
}
@ -53,17 +63,20 @@ static inline void vector_erase(Vector *self, size_t index) {
self->size--;
}
static inline void vector_push(Vector *self, void *entry) {
static inline bool vector_push(Vector *self, void *entry) {
if (self->size == self->capacity) {
self->capacity += 4;
self->contents =
ts_realloc(self->contents, self->capacity * self->element_size);
void *new_contents = ts_realloc(self->contents, self->capacity * self->element_size);
if (!new_contents)
return false;
self->contents = new_contents;
}
char *contents = (char *)self->contents;
memcpy(contents + (self->size * self->element_size), (char *)entry,
self->element_size);
self->size++;
return true;
}
static inline void vector_reverse(Vector *self) {