Function json_tok_remove

common/json_parse_simple.c:530–561

}

void json_tok_remove(jsmntok_t **tokens,
		     jsmntok_t *obj_or_array, const jsmntok_t *tok, size_t num)
{
	const jsmntok_t *src = tok;
	const jsmntok_t *end = json_next(*tokens);
	jsmntok_t *dest = *tokens + (tok - *tokens);
	int remove_count;

	assert(*tokens);
	assert(obj_or_array->type == JSMN_ARRAY
	       || obj_or_array->type == JSMN_OBJECT);
	/* obj_or_array must be inside tokens, and tok must be inside
	 * obj_or_array */
	assert(obj_or_array >= *tokens
	       && obj_or_array < *tokens + tal_count(*tokens));
	assert(tok >= obj_or_array
	       && tok < *tokens + tal_count(*tokens));

	for (int i = 0; i < num; i++)
		src = json_next(src);

	/* Don't give us a num which goes over end of obj_or_array. */
	assert(src <= json_next(obj_or_array));

	remove_count = src - tok;

	memmove(dest, src, sizeof(jsmntok_t) * (end - src));

	/* Subtract first: this ptr may move after tal_resize! */
	obj_or_array->size -= num;
	tal_resize(tokens, tal_count(*tokens) - remove_count);
}