mirror of
https://github.com/simdjson/simdjson
synced 2026-06-08 17:27:07 +00:00
Daniel Lemire
55 lines
2.2 KiB
C++
55 lines
2.2 KiB
C++
namespace simdjson {
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namespace SIMDJSON_IMPLEMENTATION {
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namespace ondemand {
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simdjson_warn_unused simdjson_really_inline error_code parser::allocate(size_t new_capacity, size_t new_max_depth) noexcept {
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if (string_buf && new_capacity == _capacity && new_max_depth == _max_depth) { return SUCCESS; }
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// string_capacity copied from document::allocate
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_capacity = 0;
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_max_depth = 0;
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// The most string buffer we could possibly need is capacity-2 (a string the whole document long).
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// Allocate up to capacity so we don't have to check for capacity == 0 or 1.
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string_buf.reset(new (std::nothrow) uint8_t[new_capacity]);
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SIMDJSON_TRY( dom_parser.set_capacity(new_capacity) );
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SIMDJSON_TRY( dom_parser.set_max_depth(DEFAULT_MAX_DEPTH) );
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_capacity = new_capacity;
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_max_depth = new_max_depth;
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return SUCCESS;
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}
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simdjson_warn_unused simdjson_really_inline simdjson_result<document> parser::iterate(const padded_string &buf) & noexcept {
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// Allocate if needed
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if (_capacity < buf.size() || !string_buf) {
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SIMDJSON_TRY( allocate(buf.size(), _max_depth) );
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}
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// Run stage 1.
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SIMDJSON_TRY( dom_parser.stage1((const uint8_t *)buf.data(), buf.size(), false) );
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return document::start(this);
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}
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simdjson_warn_unused simdjson_really_inline simdjson_result<json_iterator> parser::iterate_raw(const padded_string &buf) & noexcept {
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// Allocate if needed
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if (_capacity < buf.size()) {
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SIMDJSON_TRY( allocate(buf.size(), _max_depth) );
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}
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// Run stage 1.
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SIMDJSON_TRY( dom_parser.stage1((const uint8_t *)buf.data(), buf.size(), false) );
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return json_iterator(this);
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}
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} // namespace ondemand
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} // namespace SIMDJSON_IMPLEMENTATION
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} // namespace simdjson
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namespace simdjson {
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simdjson_really_inline simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::parser>::simdjson_result(SIMDJSON_IMPLEMENTATION::ondemand::parser &&value) noexcept
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: implementation_simdjson_result_base<SIMDJSON_IMPLEMENTATION::ondemand::parser>(std::forward<SIMDJSON_IMPLEMENTATION::ondemand::parser>(value)) {}
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simdjson_really_inline simdjson_result<SIMDJSON_IMPLEMENTATION::ondemand::parser>::simdjson_result(error_code error) noexcept
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: implementation_simdjson_result_base<SIMDJSON_IMPLEMENTATION::ondemand::parser>(error) {}
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} // namespace simdjson
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