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64 lines
1.4 KiB
C++
64 lines
1.4 KiB
C++
#pragma once
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#include <cstddef>
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#include <string>
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namespace sol {
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namespace string_detail {
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struct string_shim {
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std::size_t s;
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const char* p;
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string_shim(const std::string& r) : string_shim(r.data(), r.size()) {}
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string_shim(const char* ptr) : string_shim(ptr, std::char_traits<char>::length(ptr)) {}
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string_shim(const char* ptr, std::size_t sz) : s(sz), p(ptr) {}
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static int compare(const char* lhs_p, std::size_t lhs_sz, const char* rhs_p, std::size_t rhs_sz) {
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int result = std::char_traits<char>::compare(lhs_p, rhs_p, lhs_sz < rhs_sz ? lhs_sz : rhs_sz);
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if (result != 0)
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return result;
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if (lhs_sz < rhs_sz)
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return -1;
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if (lhs_sz > rhs_sz)
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return 1;
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return 0;
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}
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const char* c_str() const {
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return p;
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}
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const char* data() const {
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return p;
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}
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std::size_t size() const {
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return s;
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}
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bool operator==(const string_shim& r) const {
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return compare(p, s, r.data(), r.size()) == 0;
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}
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bool operator==(const char* r) const {
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return compare(r, std::char_traits<char>::length(r), p, s) == 0;
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}
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bool operator==(const std::string& r) const {
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return compare(r.data(), r.size(), p, s) == 0;
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}
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bool operator!=(const string_shim& r) const {
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return !(*this == r);
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}
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bool operator!=(const char* r) const {
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return !(*this == r);
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}
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bool operator!=(const std::string& r) const {
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return !(*this == r);
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}
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};
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}
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} |