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#ifndef SRC_TINT_UTILS_MACROS_STATIC_INIT_H_
#define SRC_TINT_UTILS_MACROS_STATIC_INIT_H_

#include "src/tint/utils/macros/concat.h"

/// A helper macro that executes STATEMENT the first time the macro comes into scope - typically
/// used at global scope to call a function before main() is run.
/// For example: `TINT_STATIC_INIT(CallAtStartup(1,2,3));`
/// @note: This must not be used at global scope in production code, as this violates the Chromium
/// rules around static initializers. Attempting to do this will result in a compilation error.
#define TINT_STATIC_INIT(STATEMENT)                                                       \
    [[maybe_unused]] static const bool TINT_CONCAT(tint_static_init_, __COUNTER__) = [] { \
        STATEMENT;                                                                        \
        return true;                                                                      \
    }()

#endif  // SRC_TINT_UTILS_MACROS_STATIC_INIT_H_