Source/WebGPU/WGSL/ConstantValue.cpp

/*
 * Copyright (c) 2023 Apple Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
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 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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#include "config.h"
#include "ConstantValue.h"

#include <wtf/PrintStream.h>
#include <wtf/text/WTFString.h>

namespace WGSL {

void ConstantValue::dump(PrintStream& out) const
{
    WTF::switchOn(*this,
        [&](double d) {
            out.print(String::number(d));
        },
        [&](int64_t i) {
            out.print(String::number(i));
        },
        [&](bool b) {
            out.print(b ? "true" : "false");
        },
        [&](const ConstantArray& a) {
            out.print("array(");
            bool first = true;
            for (const auto& element : a.elements) {
                if (!first)
                    out.print(", ");
                first = false;
                out.print(element);
            }
            out.print(")");
        },
        [&](const ConstantVector& v) {
            out.print("vec", v.elements.size(), "(");
            bool first = true;
            for (const auto& element : v.elements) {
                if (!first)
                    out.print(", ");
                first = false;
                out.print(element);
            }
            out.print(")");
        });
}

} // namespace WGSL