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wasm: Implement Node.descendantsOfType

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This commit is contained in:
Max Brunsfeld 2019-07-16 17:58:18 -07:00
parent 1733180d48
commit f00b310908
5 changed files with 151 additions and 4 deletions
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13
lib/src/array.h
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@ -43,9 +43,14 @@ extern "C" {
#define array_delete(self) array__delete((VoidArray *)self)
#define array_push(self, element) \
(array__grow((VoidArray *)(self), array__elem_size(self)), \
(array__grow((VoidArray *)(self), 1, array__elem_size(self)), \
(self)->contents[(self)->size++] = (element))
#define array_grow_by(self, count) \
(array__grow((VoidArray *)(self), count, array__elem_size(self)), \
(self)->size += count, \
memset((self)->contents + (self)->size, 0, (count) * array__elem_size(self)))
#define array_push_all(self, other) \
array_splice((self), (self)->size, 0, (other)->size, (other)->contents)
@ -100,10 +105,12 @@ static inline void array__assign(VoidArray *self, const VoidArray *other, size_t
memcpy(self->contents, other->contents, self->size * element_size);
}
static inline void array__grow(VoidArray *self, size_t element_size) {
if (self->size == self->capacity) {
static inline void array__grow(VoidArray *self, size_t count, size_t element_size) {
size_t new_size = self->size + count;
if (new_size > self->capacity) {
size_t new_capacity = self->capacity * 2;
if (new_capacity < 8) new_capacity = 8;
if (new_capacity < new_size) new_capacity = new_size;
array__reserve(self, element_size, new_capacity);
}
}