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It turns out that we need fairly complicated logic.

This commit is contained in:
Daniel Lemire 2020-06-17 15:17:10 +00:00
parent 803b0c4bdb
commit 0b9df6d8c4
1 changed files with 9 additions and 5 deletions
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14
include/simdjson/inline/parser.h
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@ -151,19 +151,23 @@ inline error_code parser::allocate(size_t capacity, size_t max_depth) noexcept {
// Reallocate implementation and document if needed
//
error_code err;
//
// It is possible that we change max_depth without touching capacity, in
// which case, we do not want to reallocate the document buffers.
if (implementation->capacity() != capacity || !doc.tape) {
err = doc.allocate(capacity);
if (err) { return err; }
}
//
bool need_doc_allocation{false};
if (implementation) {
need_doc_allocation = implementation->capacity() != capacity || !doc.tape;
err = implementation->allocate(capacity, max_depth);
} else {
need_doc_allocation = true;
err = simdjson::active_implementation->create_dom_parser_implementation(capacity, max_depth, implementation);
}
if (err) { return err; }
if (need_doc_allocation) {
err = doc.allocate(capacity);
if (err) { return err; }
}
return SUCCESS;
}