src/dawn/common/StringViewUtils.cpp

// Copyright 2024 The Dawn & Tint Authors
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#include "src/dawn/common/StringViewUtils.h"

#include <cstring>

bool operator==(WGPUStringView a, WGPUStringView b) {
    return wgpu::StringView(a) == wgpu::StringView(b);
}

namespace wgpu {
bool operator==(StringView a, StringView b) {
    return std::string_view(a) == std::string_view(b);
}
}  // namespace wgpu

namespace dawn {

WGPUStringView ToOutputStringView(const std::string& s) {
    return {s.data(), s.size()};
}

WGPUStringView ToOutputStringView(const std::string_view& s) {
    return {s.data(), s.size()};
}

std::string ToString(WGPUStringView s) {
    if (s.length == WGPU_STRLEN) {
        if (s.data == nullptr) {
            return {};
        }
        return {s.data};
    }
    return {s.data, s.length};
}

}  // namespace dawn