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-rw-r--r--tools/js2c_macros/check_macros.py8
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diff --git a/tools/js2c_macros/check_macros.py b/tools/js2c_macros/check_macros.py
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+++ b/tools/js2c_macros/check_macros.py
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+# flake8: noqa
+macro CHECK(x) = do { if (!(x)) (process._rawDebug("CHECK: x == true"), process.abort()) } while (0);
+macro CHECK_EQ(a, b) = CHECK((a) === (b));
+macro CHECK_GE(a, b) = CHECK((a) >= (b));
+macro CHECK_GT(a, b) = CHECK((a) > (b));
+macro CHECK_LE(a, b) = CHECK((a) <= (b));
+macro CHECK_LT(a, b) = CHECK((a) < (b));
+macro CHECK_NE(a, b) = CHECK((a) !== (b));