53 lines
1.4 KiB
C++
53 lines
1.4 KiB
C++
#pragma once
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#if SIMDJSON_EXCEPTIONS
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#include "largerandom.h"
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namespace largerandom {
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using namespace simdjson;
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class Iter {
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public:
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simdjson_really_inline bool Run(const padded_string &json);
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simdjson_really_inline const std::vector<my_point> &Result() { return container; }
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simdjson_really_inline size_t ItemCount() { return container.size(); }
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private:
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ondemand::parser parser{};
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std::vector<my_point> container{};
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simdjson_really_inline double first_double(ondemand::json_iterator &iter) {
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if (iter.start_object().error() || iter.field_key().error() || iter.field_value()) { throw "Invalid field"; }
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return iter.consume_double();
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}
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simdjson_really_inline double next_double(ondemand::json_iterator &iter) {
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if (!iter.has_next_field() || iter.field_key().error() || iter.field_value()) { throw "Invalid field"; }
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return iter.consume_double();
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}
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};
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simdjson_really_inline bool Iter::Run(const padded_string &json) {
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container.clear();
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auto iter = parser.iterate_raw(json).value();
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if (iter.start_array()) {
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do {
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container.emplace_back(my_point{first_double(iter), next_double(iter), next_double(iter)});
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if (iter.has_next_field()) { throw "Too many fields"; }
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} while (iter.has_next_element());
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}
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return true;
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}
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BENCHMARK_TEMPLATE(LargeRandom, Iter);
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} // namespace largerandom
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#endif // SIMDJSON_EXCEPTIONS
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